diff --git a/app/src/main/java/com/futsch1/medtimer/helpers/Interval.kt b/app/src/main/java/com/futsch1/medtimer/helpers/Interval.kt
index c8346cc6f..5e31e3315 100644
--- a/app/src/main/java/com/futsch1/medtimer/helpers/Interval.kt
+++ b/app/src/main/java/com/futsch1/medtimer/helpers/Interval.kt
@@ -5,13 +5,14 @@ import com.futsch1.medtimer.R
 import com.futsch1.medtimer.model.ReminderTime
 
 enum class IntervalUnit {
-    MINUTES, HOURS, DAYS
+    MINUTES, HOURS, DAYS, WEEKS
 }
 
 private fun getMinutes(unit: IntervalUnit, value: Int) = when (unit) {
     IntervalUnit.MINUTES -> value
     IntervalUnit.HOURS -> value * 60
     IntervalUnit.DAYS -> value * 60 * 24
+    IntervalUnit.WEEKS -> value * 60 * 24 * 7
 }
 
 class Interval(var minutesValue: Int, var maxMinutesValue: Int = MAX_INTERVAL_MINUTES) {
@@ -24,6 +25,7 @@ class Interval(var minutesValue: Int, var maxMinutesValue: Int = MAX_INTERVAL_MI
 
     fun getUnit(): IntervalUnit {
         return when {
+            minutesValue % (60 * 24 * 7) == 0 -> IntervalUnit.WEEKS
             minutesValue % (60 * 24) == 0 -> IntervalUnit.DAYS
             minutesValue % 60 == 0 -> IntervalUnit.HOURS
             else -> IntervalUnit.MINUTES
@@ -35,6 +37,7 @@ class Interval(var minutesValue: Int, var maxMinutesValue: Int = MAX_INTERVAL_MI
             IntervalUnit.MINUTES -> minutesValue
             IntervalUnit.HOURS -> minutesValue / 60
             IntervalUnit.DAYS -> minutesValue / (60 * 24)
+            IntervalUnit.WEEKS -> minutesValue / (60 * 24 * 7)
         }
     }
 
@@ -43,6 +46,7 @@ class Interval(var minutesValue: Int, var maxMinutesValue: Int = MAX_INTERVAL_MI
             IntervalUnit.MINUTES -> minutesValue
             IntervalUnit.HOURS -> minutesValue / 60
             IntervalUnit.DAYS -> minutesValue / (60 * 24)
+            IntervalUnit.WEEKS -> minutesValue / (60 * 24 * 7)
         }
     }
 
@@ -63,11 +67,12 @@ class Interval(var minutesValue: Int, var maxMinutesValue: Int = MAX_INTERVAL_MI
             IntervalUnit.MINUTES -> R.plurals.minutes
             IntervalUnit.HOURS -> R.plurals.hours
             IntervalUnit.DAYS -> R.plurals.days
+            IntervalUnit.WEEKS -> R.plurals.weeks
         }
         return "$value ${context.resources.getQuantityString(textId, value)}"
     }
 
     companion object {
-        const val MAX_INTERVAL_MINUTES = 31 * 60 * 24
+        const val MAX_INTERVAL_MINUTES = 365 * 60 * 24
     }
 }
diff --git a/app/src/main/java/com/futsch1/medtimer/medicine/editors/IntervalEditor.kt b/app/src/main/java/com/futsch1/medtimer/medicine/editors/IntervalEditor.kt
index 64a996238..27c65bb8f 100644
--- a/app/src/main/java/com/futsch1/medtimer/medicine/editors/IntervalEditor.kt
+++ b/app/src/main/java/com/futsch1/medtimer/medicine/editors/IntervalEditor.kt
@@ -56,6 +56,7 @@ class IntervalEditor(
             IntervalUnit.MINUTES -> timeEditLayout.context.getString(R.string.minutes_string)
             IntervalUnit.HOURS -> timeEditLayout.context.getString(R.string.hours_string)
             IntervalUnit.DAYS -> timeEditLayout.context.getString(R.string.days_string)
+            IntervalUnit.WEEKS -> timeEditLayout.context.getString(R.string.weeks_string)
         }
     }
 
@@ -83,6 +84,7 @@ class IntervalEditor(
     private fun checkedIntervalUnit(checkedId: Int) = when (checkedId) {
         intervalUnitToggle.getChildAt(0).id -> IntervalUnit.MINUTES
         intervalUnitToggle.getChildAt(1).id -> IntervalUnit.HOURS
-        else -> IntervalUnit.DAYS
+        intervalUnitToggle.getChildAt(2).id -> IntervalUnit.DAYS
+        else -> IntervalUnit.WEEKS
     }
 }
diff --git a/app/src/main/res/layout/dialog_new_reminder.xml b/app/src/main/res/layout/dialog_new_reminder.xml
index eb8f97cfd..c85ba22f3 100644
--- a/app/src/main/res/layout/dialog_new_reminder.xml
+++ b/app/src/main/res/layout/dialog_new_reminder.xml
@@ -69,7 +69,7 @@
 
             <com.google.android.material.button.MaterialButtonToggleGroup
                 android:id="@+id/intervalUnit"
-                android:layout_width="wrap_content"
+                android:layout_width="match_parent"
                 android:layout_height="wrap_content"
                 app:checkedButton="@id/intervalHours"
                 app:selectionRequired="true"
@@ -78,24 +78,35 @@
                 <Button
                     android:id="@+id/intervalMinutes"
                     style="?attr/materialButtonOutlinedStyle"
-                    android:layout_width="wrap_content"
+                    android:layout_width="0dp"
                     android:layout_height="wrap_content"
+                    android:layout_weight="1"
                     android:text="@string/minutes_string" />
 
                 <Button
                     android:id="@+id/intervalHours"
                     style="?attr/materialButtonOutlinedStyle"
-                    android:layout_width="wrap_content"
+                    android:layout_width="0dp"
                     android:layout_height="wrap_content"
+                    android:layout_weight="1"
                     android:text="@string/hours_string" />
 
                 <Button
                     android:id="@+id/intervalDays"
                     style="?attr/materialButtonOutlinedStyle"
-                    android:layout_width="wrap_content"
+                    android:layout_width="0dp"
                     android:layout_height="wrap_content"
+                    android:layout_weight="1"
                     android:text="@string/days_string" />
 
+                <Button
+                    android:id="@+id/intervalWeeks"
+                    style="?attr/materialButtonOutlinedStyle"
+                    android:layout_width="0dp"
+                    android:layout_height="wrap_content"
+                    android:layout_weight="1"
+                    android:text="@string/weeks_string" />
+
             </com.google.android.material.button.MaterialButtonToggleGroup>
 
             <RadioGroup
diff --git a/app/src/main/res/layout/include_edit_interval.xml b/app/src/main/res/layout/include_edit_interval.xml
index 719c1b43e..baebb08d0 100644
--- a/app/src/main/res/layout/include_edit_interval.xml
+++ b/app/src/main/res/layout/include_edit_interval.xml
@@ -23,7 +23,7 @@
 
     <com.google.android.material.button.MaterialButtonToggleGroup
         android:id="@+id/intervalUnit"
-        android:layout_width="wrap_content"
+        android:layout_width="match_parent"
         android:layout_height="wrap_content"
         app:checkedButton="@id/intervalHours"
         app:selectionRequired="true"
@@ -32,24 +32,35 @@
         <Button
             android:id="@+id/intervalMinutes"
             style="?attr/materialButtonOutlinedStyle"
-            android:layout_width="wrap_content"
+            android:layout_width="0dp"
             android:layout_height="wrap_content"
+            android:layout_weight="1"
             android:text="@string/minutes_string" />
 
         <Button
             android:id="@+id/intervalHours"
             style="?attr/materialButtonOutlinedStyle"
-            android:layout_width="wrap_content"
+            android:layout_width="0dp"
             android:layout_height="wrap_content"
+            android:layout_weight="1"
             android:text="@string/hours_string" />
 
         <Button
             android:id="@+id/intervalDays"
             style="?attr/materialButtonOutlinedStyle"
-            android:layout_width="wrap_content"
+            android:layout_width="0dp"
             android:layout_height="wrap_content"
+            android:layout_weight="1"
             android:text="@string/days_string" />
 
+        <Button
+            android:id="@+id/intervalWeeks"
+            style="?attr/materialButtonOutlinedStyle"
+            android:layout_width="0dp"
+            android:layout_height="wrap_content"
+            android:layout_weight="1"
+            android:text="@string/weeks_string" />
+
     </com.google.android.material.button.MaterialButtonToggleGroup>
 
 </LinearLayout>
\ No newline at end of file
diff --git a/app/src/main/res/values-ar/strings.xml b/app/src/main/res/values-ar/strings.xml
index a8a951dec..74e5a92ee 100644
--- a/app/src/main/res/values-ar/strings.xml
+++ b/app/src/main/res/values-ar/strings.xml
@@ -182,6 +182,15 @@
         <item quantity="other">يوم</item>
     </plurals>
     <string name="days_string">أيام</string>
+    <plurals name="weeks">
+        <item quantity="zero">أسبوع</item>
+        <item quantity="one">أسبوع</item>
+        <item quantity="two">أسبوعان</item>
+        <item quantity="few">أسابيع</item>
+        <item quantity="many">أسبوعاً</item>
+        <item quantity="other">أسبوع</item>
+    </plurals>
+    <string name="weeks_string">أسابيع</string>
     <string name="create_reminder">أنشئ تذكير</string>
     <string name="interval">الفاصل الزمني</string>
     <string name="interval_start_time">وقت بداية الفاصل الزمني</string>
diff --git a/app/src/main/res/values-bg/strings.xml b/app/src/main/res/values-bg/strings.xml
index e57c1b2a9..3e9904cb7 100644
--- a/app/src/main/res/values-bg/strings.xml
+++ b/app/src/main/res/values-bg/strings.xml
@@ -160,6 +160,11 @@
         <item quantity="other">дни</item>
     </plurals>
     <string name="days_string">Дни</string>
+    <plurals name="weeks">
+        <item quantity="one">седмица</item>
+        <item quantity="other">седмици</item>
+    </plurals>
+    <string name="weeks_string">Седмици</string>
     <string name="create_reminder">Създаване на напомняне</string>
     <string name="interval">Интервал</string>
     <string name="interval_start_time">Начало на интервала</string>
diff --git a/app/src/main/res/values-cs/strings.xml b/app/src/main/res/values-cs/strings.xml
index 2b3d114bb..c318dd05a 100644
--- a/app/src/main/res/values-cs/strings.xml
+++ b/app/src/main/res/values-cs/strings.xml
@@ -172,6 +172,13 @@
         <item quantity="other">dní</item>
     </plurals>
     <string name="days_string">Dny</string>
+    <plurals name="weeks">
+        <item quantity="one">týden</item>
+        <item quantity="few">týdny</item>
+        <item quantity="many">týdnů</item>
+        <item quantity="other">týdnů</item>
+    </plurals>
+    <string name="weeks_string">Týdny</string>
     <string name="create_reminder">Vytvořit připomenutí</string>
     <string name="interval">Interval</string>
     <string name="interval_start_time">Čas začátku intervalu</string>
diff --git a/app/src/main/res/values-da/strings.xml b/app/src/main/res/values-da/strings.xml
index e733b3004..5c6d8f91b 100644
--- a/app/src/main/res/values-da/strings.xml
+++ b/app/src/main/res/values-da/strings.xml
@@ -156,6 +156,11 @@
         <item quantity="other">dage</item>
     </plurals>
     <string name="days_string">Dage</string>
+    <plurals name="weeks">
+        <item quantity="one">uge</item>
+        <item quantity="other">uger</item>
+    </plurals>
+    <string name="weeks_string">Uger</string>
     <string name="create_reminder">Opret påmindelse</string>
     <string name="interval">Interval</string>
     <string name="interval_start_time">Interval starttid</string>
diff --git a/app/src/main/res/values-de/strings.xml b/app/src/main/res/values-de/strings.xml
index e9102af9c..82cce7a92 100644
--- a/app/src/main/res/values-de/strings.xml
+++ b/app/src/main/res/values-de/strings.xml
@@ -161,6 +161,11 @@
     <string name="minutes_string">Minuten</string>
     <string name="hours_string">Stunden</string>
     <string name="days_string">Tage</string>
+    <plurals name="weeks">
+        <item quantity="one">Woche</item>
+        <item quantity="other">Wochen</item>
+    </plurals>
+    <string name="weeks_string">Wochen</string>
     <string name="create_reminder">Erinnerung erstellen</string>
     <string name="interval">Interval</string>
     <string name="interval_start_time">Startzeit des Intervalls</string>
diff --git a/app/src/main/res/values-el/strings.xml b/app/src/main/res/values-el/strings.xml
index 7784cad36..dfc5376a3 100644
--- a/app/src/main/res/values-el/strings.xml
+++ b/app/src/main/res/values-el/strings.xml
@@ -161,6 +161,11 @@
         <item quantity="other">ημέρες</item>
     </plurals>
     <string name="days_string">Ημέρες</string>
+    <plurals name="weeks">
+        <item quantity="one">εβδομάδα</item>
+        <item quantity="other">εβδομάδες</item>
+    </plurals>
+    <string name="weeks_string">Εβδομάδες</string>
     <string name="create_reminder">Δημιουργία υπενθύμισης</string>
     <string name="interval">Χρονικό διάστημα</string>
     <string name="interval_start_time">Ώρα έναρξης χρονικού διαστήματος</string>
diff --git a/app/src/main/res/values-es/strings.xml b/app/src/main/res/values-es/strings.xml
index d3edde9b4..b5c3689de 100644
--- a/app/src/main/res/values-es/strings.xml
+++ b/app/src/main/res/values-es/strings.xml
@@ -166,6 +166,12 @@
     <string name="minutes_string">Minutos</string>
     <string name="hours_string">Horas</string>
     <string name="days_string">Días</string>
+    <plurals name="weeks">
+        <item quantity="one">semana</item>
+        <item quantity="other">semanas</item>
+        <item quantity="many">semanas</item>
+    </plurals>
+    <string name="weeks_string">Semanas</string>
     <string name="create_reminder">Crear recordatorio</string>
     <string name="interval">Intervalo</string>
     <string name="interval_start_time">Hora de inicio del intervalo</string>
diff --git a/app/src/main/res/values-fi/strings.xml b/app/src/main/res/values-fi/strings.xml
index 3b814f472..49c3ff2c3 100644
--- a/app/src/main/res/values-fi/strings.xml
+++ b/app/src/main/res/values-fi/strings.xml
@@ -162,6 +162,11 @@
         <item quantity="other">päivää</item>
     </plurals>
     <string name="days_string">Päivää</string>
+    <plurals name="weeks">
+        <item quantity="one">viikko</item>
+        <item quantity="other">viikkoa</item>
+    </plurals>
+    <string name="weeks_string">Viikkoa</string>
     <string name="create_reminder">Luo muistutus</string>
     <string name="interval">Väliaika</string>
     <string name="interval_start_time">Väliajan aloitusaika</string>
diff --git a/app/src/main/res/values-fr/strings.xml b/app/src/main/res/values-fr/strings.xml
index 8e955b8be..c2705f9bc 100644
--- a/app/src/main/res/values-fr/strings.xml
+++ b/app/src/main/res/values-fr/strings.xml
@@ -166,6 +166,12 @@
     <string name="minutes_string">Minutes</string>
     <string name="hours_string">Heures</string>
     <string name="days_string">Jours</string>
+    <plurals name="weeks">
+        <item quantity="one" ns0:ignore="ImpliedQuantity">semaine</item>
+        <item quantity="other">semaines</item>
+        <item quantity="many">semaines</item>
+    </plurals>
+    <string name="weeks_string">Semaines</string>
     <string name="create_reminder">Créer un rappel</string>
     <string name="interval">Intervalle</string>
     <string name="interval_start_time">Heure de début de l\'intervalle</string>
diff --git a/app/src/main/res/values-hu/strings.xml b/app/src/main/res/values-hu/strings.xml
index d14906494..c746ace35 100644
--- a/app/src/main/res/values-hu/strings.xml
+++ b/app/src/main/res/values-hu/strings.xml
@@ -162,6 +162,11 @@
         <item quantity="other">nap</item>
     </plurals>
     <string name="days_string">Nap</string>
+    <plurals name="weeks">
+        <item quantity="one">hét</item>
+        <item quantity="other">hét</item>
+    </plurals>
+    <string name="weeks_string">Hét</string>
     <string name="create_reminder">Emlékeztető létrehozása</string>
     <string name="interval">Ismétlési idő</string>
     <string name="interval_start_time">Ismétlés kezdete</string>
diff --git a/app/src/main/res/values-is/strings.xml b/app/src/main/res/values-is/strings.xml
index 68cb37acb..816f4f7a2 100644
--- a/app/src/main/res/values-is/strings.xml
+++ b/app/src/main/res/values-is/strings.xml
@@ -162,6 +162,11 @@
         <item quantity="other">dagar</item>
     </plurals>
     <string name="days_string">Dagar</string>
+    <plurals name="weeks">
+        <item quantity="one" tools:ignore="ImpliedQuantity">vika</item>
+        <item quantity="other">vikur</item>
+    </plurals>
+    <string name="weeks_string">Vikur</string>
     <string name="create_reminder">Búa til áminningu</string>
     <string name="interval">Tímabil</string>
     <string name="interval_start_time">Byrjun tímabils</string>
diff --git a/app/src/main/res/values-it/strings.xml b/app/src/main/res/values-it/strings.xml
index 449622ac7..deb1bfc1b 100644
--- a/app/src/main/res/values-it/strings.xml
+++ b/app/src/main/res/values-it/strings.xml
@@ -166,6 +166,12 @@
     <string name="minutes_string">Minuti</string>
     <string name="hours_string">Ore</string>
     <string name="days_string">Giorni</string>
+    <plurals name="weeks">
+        <item quantity="one">settimana</item>
+        <item quantity="other">settimane</item>
+        <item quantity="many">settimane</item>
+    </plurals>
+    <string name="weeks_string">Settimane</string>
     <string name="create_reminder">Crea il promemoria</string>
     <string name="interval">Intervallo</string>
     <string name="interval_start_time">Orario di inizio dell\'intervallo</string>
diff --git a/app/src/main/res/values-iw/strings.xml b/app/src/main/res/values-iw/strings.xml
index b3b548ebe..88f2babe8 100644
--- a/app/src/main/res/values-iw/strings.xml
+++ b/app/src/main/res/values-iw/strings.xml
@@ -163,6 +163,12 @@
         <item quantity="other">ימים</item>
     </plurals>
     <string name="days_string">ימים</string>
+    <plurals name="weeks">
+        <item quantity="one">שבוע</item>
+        <item quantity="two">שבועיים</item>
+        <item quantity="other">שבועות</item>
+    </plurals>
+    <string name="weeks_string">שבועות</string>
     <string name="create_reminder">צרו תזכורת</string>
     <string name="interval">מחזור</string>
     <string name="interval_start_time">זמן תחילת מחזור</string>
diff --git a/app/src/main/res/values-nl/strings.xml b/app/src/main/res/values-nl/strings.xml
index c090fe699..b08f4bf8e 100644
--- a/app/src/main/res/values-nl/strings.xml
+++ b/app/src/main/res/values-nl/strings.xml
@@ -161,6 +161,11 @@
     <string name="minutes_string">Minuten</string>
     <string name="hours_string">Uren</string>
     <string name="days_string">Dagen</string>
+    <plurals name="weeks">
+        <item quantity="one">week</item>
+        <item quantity="other">weken</item>
+    </plurals>
+    <string name="weeks_string">Weken</string>
     <string name="create_reminder">Herinnering maken</string>
     <string name="interval">Interval</string>
     <string name="interval_start_time">Starttijd interval</string>
diff --git a/app/src/main/res/values-pl/strings.xml b/app/src/main/res/values-pl/strings.xml
index 0763b71b1..b1be44e87 100644
--- a/app/src/main/res/values-pl/strings.xml
+++ b/app/src/main/res/values-pl/strings.xml
@@ -176,6 +176,13 @@
     <string name="minutes_1">1 minuta</string>
     <string name="advanced_settings">Zaawansowane</string>
     <string name="days_string">Dni</string>
+    <plurals name="weeks">
+        <item quantity="one">tydzień</item>
+        <item quantity="few">tygodnie</item>
+        <item quantity="many">tygodni</item>
+        <item quantity="other">tygodnia</item>
+    </plurals>
+    <string name="weeks_string">Tygodnie</string>
     <string name="every_day">Codziennie</string>
     <string name="cycle_reminder">Przypomnienia cykliczne</string>
     <string name="intro_analysis_description">Aplikacja przechowuje wszystkie zdarzenia przypominające. Możesz analizować swoje poprzednie dawki na ekranie analizy i eksportować historię za pomocą menu kebab (trzy kropki). Historia zostanie zachowana, nawet jeśli leki lub przypomnienia zostaną usunięte lub przemianowane.</string>
diff --git a/app/src/main/res/values-pt-rBR/strings.xml b/app/src/main/res/values-pt-rBR/strings.xml
index 03205821a..bb8411acb 100644
--- a/app/src/main/res/values-pt-rBR/strings.xml
+++ b/app/src/main/res/values-pt-rBR/strings.xml
@@ -196,6 +196,12 @@
     <string name="invalid_amount">O valor deve conter um número para permitir o monitoramento do estoque de medicamentos para este lembrete.</string>
     <string name="never">Nunca</string>
     <string name="days_string">Dias</string>
+    <plurals name="weeks">
+        <item quantity="one" tools:ignore="ImpliedQuantity">semana</item>
+        <item quantity="many">semanas</item>
+        <item quantity="other">semanas</item>
+    </plurals>
+    <string name="weeks_string">Semanas</string>
     <string name="intro_welcome_description">O MedTimer é um aplicativo de lembrete de medicamentos gratuito e de código aberto com foco na privacidade.\n\nEle requer permissão de exibir notificações para criar lembretes de medicamentos.</string>
     <string name="number_of_repetitions">Número de repetições</string>
     <string name="intro_notification_description">Quando o horário de um lembrete chegar, uma notificação aparecerá oferecendo-lhe a opção de marcar a dose como tomada (clicando no botão \"TOMADO\"), pular (descartando a notificação) ou ser lembrado novamente após algum tempo (\"ADIAR\").</string>
diff --git a/app/src/main/res/values-pt/strings.xml b/app/src/main/res/values-pt/strings.xml
index 5393ab81b..1e89b64d3 100644
--- a/app/src/main/res/values-pt/strings.xml
+++ b/app/src/main/res/values-pt/strings.xml
@@ -196,6 +196,12 @@
     <string name="invalid_amount">O valor deve conter um número para permitir o monitoramento do estoque de medicamentos para este lembrete.</string>
     <string name="never">Nunca</string>
     <string name="days_string">Dias</string>
+    <plurals name="weeks">
+        <item quantity="one" tools:ignore="ImpliedQuantity">semana</item>
+        <item quantity="many">semanas</item>
+        <item quantity="other">semanas</item>
+    </plurals>
+    <string name="weeks_string">Semanas</string>
     <string name="intro_welcome_description">O MedTimer é um aplicativo de lembrete de medicamentos gratuito e de código aberto com foco na privacidade.\n\nEle requer permissão de exibir notificações para criar lembretes de medicamentos.</string>
     <string name="number_of_repetitions">Número de repetições</string>
     <string name="intro_notification_description">Quando o horário de um lembrete chegar, uma notificação aparecerá oferecendo-lhe a opção de marcar a dose como tomada (clicando no botão \"TOMADO\"), pular (descartando a notificação) ou ser lembrado novamente após algum tempo (\"ADIAR\").</string>
diff --git a/app/src/main/res/values-ru/strings.xml b/app/src/main/res/values-ru/strings.xml
index ee77ee4cf..c5857574d 100644
--- a/app/src/main/res/values-ru/strings.xml
+++ b/app/src/main/res/values-ru/strings.xml
@@ -168,6 +168,12 @@
     <string name="minutes_string">Минуты</string>
     <string name="hours_string">Часы</string>
     <string name="days_string">Дни</string>
+    <plurals name="weeks">
+        <item quantity="one" ns0:ignore="ImpliedQuantity">неделя</item>
+        <item quantity="few">недели</item>
+        <item quantity="many">недель</item>
+    </plurals>
+    <string name="weeks_string">Недели</string>
     <string name="create_reminder">Создать напоминание</string>
     <string name="interval">Интервал</string>
     <string name="interval_start_time">Время начала интервала</string>
diff --git a/app/src/main/res/values-sv/strings.xml b/app/src/main/res/values-sv/strings.xml
index 0ad3de20a..9e295a225 100644
--- a/app/src/main/res/values-sv/strings.xml
+++ b/app/src/main/res/values-sv/strings.xml
@@ -164,6 +164,11 @@
         <item quantity="other">dagar</item>
     </plurals>
     <string name="days_string">Dagar</string>
+    <plurals name="weeks">
+        <item quantity="one">vecka</item>
+        <item quantity="other">veckor</item>
+    </plurals>
+    <string name="weeks_string">Veckor</string>
     <string name="create_reminder">Skapa påminnelse</string>
     <string name="interval">Intervall</string>
     <string name="interval_start_time">Starttid för intervall</string>
diff --git a/app/src/main/res/values-ta/strings.xml b/app/src/main/res/values-ta/strings.xml
index 91230793a..55abdbac4 100644
--- a/app/src/main/res/values-ta/strings.xml
+++ b/app/src/main/res/values-ta/strings.xml
@@ -149,6 +149,11 @@
     <string name="minutes_string">Minutes</string>
     <string name="hours_string">மணிகள்</string>
     <string name="days_string">நாட்கள்</string>
+    <plurals name="weeks">
+        <item quantity="one">வாரம்</item>
+        <item quantity="other">வாரங்கள்</item>
+    </plurals>
+    <string name="weeks_string">வாரங்கள்</string>
     <string name="create_reminder">நினைவூட்டலை உருவாக்கவும்</string>
     <string name="interval">இடைவேளை</string>
     <string name="interval_start_time">இடைவெளி தொடக்க நேரம்</string>
diff --git a/app/src/main/res/values-tr/strings.xml b/app/src/main/res/values-tr/strings.xml
index 1a8311586..0f844ebd7 100644
--- a/app/src/main/res/values-tr/strings.xml
+++ b/app/src/main/res/values-tr/strings.xml
@@ -161,6 +161,11 @@
     <string name="minutes_string">Dakika</string>
     <string name="hours_string">Saatler</string>
     <string name="days_string">Günler</string>
+    <plurals name="weeks">
+        <item quantity="one">hafta</item>
+        <item quantity="other">hafta</item>
+    </plurals>
+    <string name="weeks_string">Haftalar</string>
     <string name="create_reminder">Hatırlatma oluşturun</string>
     <string name="interval">Aralık</string>
     <string name="interval_start_time">Aralık başlangıç zamanı</string>
diff --git a/app/src/main/res/values-uk/strings.xml b/app/src/main/res/values-uk/strings.xml
index 5b1cc2a71..05bf0dae5 100644
--- a/app/src/main/res/values-uk/strings.xml
+++ b/app/src/main/res/values-uk/strings.xml
@@ -147,6 +147,13 @@
     <string name="minutes_string">Хвилини</string>
     <string name="hours_string">Години</string>
     <string name="days_string">Дні</string>
+    <plurals name="weeks">
+        <item quantity="one" ns0:ignore="ImpliedQuantity">тиждень</item>
+        <item quantity="other">тижні</item>
+        <item quantity="few">тижні</item>
+        <item quantity="many">тижнів</item>
+    </plurals>
+    <string name="weeks_string">Тижні</string>
     <string name="create_reminder">Створити нагадування</string>
     <string name="interval">Інтервал</string>
     <string name="interval_start_time">Початок інтервалу</string>
diff --git a/app/src/main/res/values-zh-rCN/strings.xml b/app/src/main/res/values-zh-rCN/strings.xml
index 3c7c8b1f7..9eaceaaec 100644
--- a/app/src/main/res/values-zh-rCN/strings.xml
+++ b/app/src/main/res/values-zh-rCN/strings.xml
@@ -156,6 +156,10 @@
     <string name="minutes_string">分钟</string>
     <string name="hours_string">小时</string>
     <string name="days_string">天</string>
+    <plurals name="weeks">
+        <item quantity="other">周</item>
+    </plurals>
+    <string name="weeks_string">周</string>
     <string name="create_reminder">创建提醒</string>
     <string name="interval">间隔</string>
     <string name="interval_start_time">间隔提醒起始时间</string>
diff --git a/app/src/main/res/values-zh-rTW/strings.xml b/app/src/main/res/values-zh-rTW/strings.xml
index c55fdf73e..a207ab539 100644
--- a/app/src/main/res/values-zh-rTW/strings.xml
+++ b/app/src/main/res/values-zh-rTW/strings.xml
@@ -156,6 +156,10 @@
     <string name="time_based_reminder">時間型提醒</string>
     <string name="interval_based_reminder">間隔型提醒</string>
     <string name="days_string">天</string>
+    <plurals name="weeks">
+        <item quantity="other">週</item>
+    </plurals>
+    <string name="weeks_string">週</string>
     <string name="create_reminder">建立提醒</string>
     <string name="interval">間隔</string>
     <string name="interval_start_time">間隔開始時間</string>
diff --git a/app/src/main/res/values/strings.xml b/app/src/main/res/values/strings.xml
index 12d4f54d0..25da02038 100644
--- a/app/src/main/res/values/strings.xml
+++ b/app/src/main/res/values/strings.xml
@@ -170,6 +170,11 @@
         <item quantity="other">days</item>
     </plurals>
     <string name="days_string">Days</string>
+    <plurals name="weeks">
+        <item quantity="one">week</item>
+        <item quantity="other">weeks</item>
+    </plurals>
+    <string name="weeks_string">Weeks</string>
     <string name="create_reminder">Create reminder</string>
     <string name="interval">Interval</string>
     <string name="interval_start_time">Interval start time</string>
diff --git a/app/src/test/java/com/futsch1/medtimer/IntervalTest.kt b/app/src/test/java/com/futsch1/medtimer/IntervalTest.kt
index 7d8f01858..d1123cb46 100644
--- a/app/src/test/java/com/futsch1/medtimer/IntervalTest.kt
+++ b/app/src/test/java/com/futsch1/medtimer/IntervalTest.kt
@@ -53,6 +53,15 @@ class IntervalTest {
         assertEquals(1, interval.getValue(IntervalUnit.DAYS))
     }
 
+    @Test
+    fun testWeeksConstructor() {
+        val interval = Interval(2, IntervalUnit.WEEKS)
+        assertEquals(2 * 7 * 24 * 60, interval.minutesValue)
+        assertEquals(IntervalUnit.WEEKS, interval.getUnit())
+        assertEquals(2, interval.getValue())
+        assertEquals(14, interval.getValue(IntervalUnit.DAYS))
+    }
+
     @Test
     fun testToString() {
         var interval = Interval(60)