diff --git a/SetList.tsx b/SetList.tsx
index fd02a9c..f87c5f7 100644
--- a/SetList.tsx
+++ b/SetList.tsx
@@ -26,8 +26,8 @@ export default function SetList() {
   const [offset, setOffset] = useState(0);
   const [search, setSearch] = useState('');
   const [end, setEnd] = useState(false);
-  const [dates, setDates] = useState(false);
   const {settings} = useSettings();
+  const [dates, setDates] = useState(!!settings.showDate);
   const navigation = useNavigation<NavigationProp<HomePageParams>>();
 
   const predict = useCallback(async () => {
@@ -80,7 +80,8 @@ export default function SetList() {
       navigation.getParent()?.setOptions({
         headerRight: () => <DrawerMenu name="Home" />,
       });
-    }, [refresh, navigation]),
+      setDates(!!settings.showDate);
+    }, [refresh, navigation, settings.showDate]),
   );
 
   useEffect(() => {
diff --git a/SettingsPage.tsx b/SettingsPage.tsx
index f5c9563..4c00798 100644
--- a/SettingsPage.tsx
+++ b/SettingsPage.tsx
@@ -30,6 +30,7 @@ export default function SettingsPage() {
   const [workouts, setWorkouts] = useState(!!settings.workouts);
   const [steps, setSteps] = useState(!!settings.steps);
   const [date, setDate] = useState('%Y-%m-%d %H:%M');
+  const [showDate, setShowDate] = useState(false);
   const {color, setColor} = useContext(CustomTheme);
   const {toast} = useContext(SnackbarContext);
 
@@ -52,6 +53,7 @@ export default function SettingsPage() {
       workouts: +workouts,
       steps: +steps,
       date,
+      showDate: +showDate,
     });
     getSettings().then(setSettings);
   }, [
@@ -67,6 +69,7 @@ export default function SettingsPage() {
     steps,
     setSettings,
     date,
+    showDate,
   ]);
 
   const changeAlarmEnabled = useCallback(
@@ -143,6 +146,15 @@ export default function SettingsPage() {
     [toast],
   );
 
+  const changeShowDate = useCallback(
+    (enabled: boolean) => {
+      setShowDate(enabled);
+      if (enabled) toast('Show date for sets by default.', 4000);
+      else toast('Stopped showing date for sets by default.', 4000);
+    },
+    [toast],
+  );
+
   const switches: Input<boolean>[] = [
     {name: 'Rest timers', value: alarm, onChange: changeAlarmEnabled},
     {name: 'Vibrate', value: vibrate, onChange: changeVibrate},
@@ -151,6 +163,7 @@ export default function SettingsPage() {
     {name: 'Show unit', value: showUnit, onChange: changeUnit},
     {name: 'Show workouts', value: workouts, onChange: changeWorkouts},
     {name: 'Show steps', value: steps, onChange: changeSteps},
+    {name: 'Show date', value: showDate, onChange: changeShowDate},
   ];
 
   return (
diff --git a/TimerPage.tsx b/TimerPage.tsx
new file mode 100644
index 0000000..78a959f
--- /dev/null
+++ b/TimerPage.tsx
@@ -0,0 +1,101 @@
+import {useFocusEffect} from '@react-navigation/native';
+import React, {useCallback, useEffect, useState} from 'react';
+import {NativeModules, View} from 'react-native';
+import {Button, Text} from 'react-native-paper';
+import {MARGIN, PADDING} from './constants';
+import {
+  getNext,
+  getSettings,
+  settings,
+  updateSettings,
+} from './settings.service';
+
+export default function TimerPage() {
+  const [next, setNext] = useState(new Date());
+  const [ms, setMs] = useState(0);
+  const [intervalId, setIntervalId] = useState(0);
+
+  const seconds =
+    ms > 0
+      ? Math.floor((ms / 1000) % 60)
+          .toString()
+          .padStart(2, '0')
+      : '00';
+
+  const minutes =
+    ms > 0
+      ? Math.floor(ms / 1000 / 60)
+          .toString()
+          .padStart(2, '0')
+      : '00';
+
+  useFocusEffect(
+    useCallback(() => {
+      getNext().then(nextIso =>
+        setNext(nextIso ? new Date(nextIso) : new Date()),
+      );
+    }, []),
+  );
+
+  const tick = (date: Date) => {
+    const remaining = date.getTime() - new Date().getTime();
+    console.log(`${TimerPage.name}.tick`, {remaining});
+    if (remaining <= 0) return 0;
+    setMs(remaining);
+    return remaining;
+  };
+
+  useEffect(() => {
+    console.log(`${TimerPage.name}.useEffect:`, {next});
+    const date = next || new Date();
+    if (tick(date) <= 0) return;
+    const id = setInterval(() => {
+      if (tick(date) <= 0) clearInterval(id);
+    }, 1000);
+    setIntervalId(oldId => {
+      clearInterval(oldId);
+      return id;
+    });
+    return () => clearInterval(id);
+  }, [next]);
+
+  const stop = () => {
+    NativeModules.AlarmModule.stop();
+    setNext(new Date());
+    updateSettings({...settings, nextAlarm: undefined});
+    getSettings();
+    tick(new Date());
+    setMs(0);
+  };
+
+  const add = async () => {
+    console.log(`${TimerPage.name}.add:`, {intervalId, next});
+    const date = next || new Date();
+    date.setTime(date.getTime() + 1000 * 60);
+    await updateSettings({...settings, nextAlarm: date.toISOString()});
+    setNext(date);
+    NativeModules.AlarmModule.add(ms, !!settings.vibrate, settings.sound);
+    tick(date);
+    const id = setInterval(() => {
+      if (tick(date) <= 0) clearInterval(id);
+    }, 1000);
+    setIntervalId(oldId => {
+      clearInterval(oldId);
+      return id;
+    });
+  };
+
+  return (
+    <View style={{padding: PADDING, alignItems: 'center'}}>
+      <Text>
+        {minutes}:{seconds}
+      </Text>
+      <Button style={{marginTop: MARGIN}} onPress={stop}>
+        Stop
+      </Button>
+      <Button style={{marginTop: MARGIN}} onPress={add}>
+        Add 1 min
+      </Button>
+    </View>
+  );
+}
diff --git a/db.ts b/db.ts
index d3efa36..27bee51 100644
--- a/db.ts
+++ b/db.ts
@@ -109,6 +109,9 @@ const migrations = [
   `
     ALTER TABLE settings ADD COLUMN date TEXT NULL
   `,
+  `
+    ALTER TABLE settings ADD COLUMN showDate BOOLEAN DEFAULT 0
+  `,
 ];
 
 export let db: SQLiteDatabase;
diff --git a/settings.ts b/settings.ts
index 1b13756..e23cd13 100644
--- a/settings.ts
+++ b/settings.ts
@@ -11,4 +11,5 @@ export default interface Settings {
   nextAlarm?: string;
   steps?: number;
   date?: string;
+  showDate: number;
 }