diff --git a/app/ui/src/main/java/de/mm20/launcher2/ui/launcher/widgets/clock/ClockWidget.kt b/app/ui/src/main/java/de/mm20/launcher2/ui/launcher/widgets/clock/ClockWidget.kt
index c05688b8..2416990c 100644
--- a/app/ui/src/main/java/de/mm20/launcher2/ui/launcher/widgets/clock/ClockWidget.kt
+++ b/app/ui/src/main/java/de/mm20/launcher2/ui/launcher/widgets/clock/ClockWidget.kt
@@ -31,6 +31,7 @@ import androidx.compose.material.icons.rounded.Height
 import androidx.compose.material.icons.rounded.HorizontalSplit
 import androidx.compose.material.icons.rounded.LightMode
 import androidx.compose.material.icons.rounded.MusicNote
+import androidx.compose.material.icons.rounded.Timer
 import androidx.compose.material.icons.rounded.Today
 import androidx.compose.material.icons.rounded.Tune
 import androidx.compose.material.icons.rounded.VerticalSplit
@@ -67,6 +68,7 @@ import androidx.lifecycle.viewmodel.compose.viewModel
 import de.mm20.launcher2.preferences.ClockWidgetAlignment
 import de.mm20.launcher2.preferences.ClockWidgetColors
 import de.mm20.launcher2.preferences.ClockWidgetStyle
+import de.mm20.launcher2.preferences.TimeFormat
 import de.mm20.launcher2.preferences.ui.ClockWidgetSettings
 import de.mm20.launcher2.ui.R
 import de.mm20.launcher2.ui.base.LocalTime
@@ -83,6 +85,7 @@ import de.mm20.launcher2.ui.launcher.widgets.clock.clocks.SegmentClock
 import de.mm20.launcher2.ui.launcher.widgets.clock.parts.PartProvider
 import de.mm20.launcher2.ui.locals.LocalPreferDarkContentOverWallpaper
 import de.mm20.launcher2.ui.settings.clockwidget.ClockWidgetSettingsScreenVM
+import de.mm20.launcher2.ui.utils.isTwentyFourHours
 import org.koin.androidx.compose.inject
 
 @Composable
@@ -164,7 +167,8 @@ fun ClockWidget(
                 Box(
                     modifier = Modifier
                         .then(if (fillScreenHeight) Modifier.weight(1f) else Modifier)
-                        .fillMaxWidth().padding(horizontal = if (compact == true) 0.dp else 24.dp),
+                        .fillMaxWidth()
+                        .padding(horizontal = if (compact == true) 0.dp else 24.dp),
                     contentAlignment = when (alignment) {
                         ClockWidgetAlignment.Center -> Alignment.Center
                         ClockWidgetAlignment.Top -> Alignment.TopCenter
@@ -265,34 +269,42 @@ fun Clock(
     darkColors: Boolean = false
 ) {
     val time = LocalTime.current
+    val context = LocalContext.current
     val clockSettings: ClockWidgetSettings by inject()
     val showSeconds by clockSettings.showSeconds.collectAsState(initial = false)
     val useThemeColor by clockSettings.useThemeColor.collectAsState(initial = false)
+    val timeFormat by clockSettings.timeFormat.collectAsState(null)
+
+    if (timeFormat == null) return
+
+    val isTwentyFourHours = timeFormat!!.isTwentyFourHours(context)
 
     when (style) {
         is ClockWidgetStyle.Digital1 -> DigitalClock1(
-            time,
-            style,
-            compact,
-            showSeconds,
-            useThemeColor,
-            darkColors
+            time = time,
+            compact = compact,
+            showSeconds = showSeconds,
+            twentyFourHours = isTwentyFourHours,
+            useThemeColor = useThemeColor,
+            darkColors = darkColors,
         )
 
         is ClockWidgetStyle.Digital2 -> DigitalClock2(
-            time,
-            compact,
-            showSeconds,
-            useThemeColor,
-            darkColors
+            time = time,
+            compact = compact,
+            showSeconds = showSeconds,
+            twentyFourHours = isTwentyFourHours,
+            useThemeColor = useThemeColor,
+            darkColors = darkColors,
         )
 
         is ClockWidgetStyle.Binary -> BinaryClock(
-            time,
-            compact,
-            showSeconds,
-            useThemeColor,
-            darkColors
+            time = time,
+            compact = compact,
+            showSeconds = showSeconds,
+            twentyFourHours = isTwentyFourHours,
+            useThemeColor = useThemeColor,
+            darkColors = darkColors,
         )
 
         is ClockWidgetStyle.Analog -> AnalogClock(
@@ -304,19 +316,21 @@ fun Clock(
         )
 
         is ClockWidgetStyle.Orbit -> OrbitClock(
-            time,
-            compact,
-            showSeconds,
-            useThemeColor,
-            darkColors
+            time = time,
+            compact = compact,
+            showSeconds = showSeconds,
+            twentyFourHours = isTwentyFourHours,
+            useThemeColor = useThemeColor,
+            darkColors = darkColors,
         )
 
         is ClockWidgetStyle.Segment -> SegmentClock(
-            time,
-            compact,
-            showSeconds,
-            useThemeColor,
-            darkColors
+            time = time,
+            compact = compact,
+            showSeconds = showSeconds,
+            twentyFourHours = isTwentyFourHours,
+            useThemeColor = useThemeColor,
+            darkColors = darkColors,
         )
 
         is ClockWidgetStyle.Custom -> CustomClock(style, compact, useThemeColor, darkColors)
@@ -349,6 +363,7 @@ fun ConfigureClockWidgetSheet(
     val fillHeight by viewModel.fillHeight.collectAsState()
     val alignment by viewModel.alignment.collectAsState()
     val showSeconds by viewModel.showSeconds.collectAsState()
+    val timeFormat by viewModel.timeFormat.collectAsState()
     val useAccentColor by viewModel.useThemeColor.collectAsState()
     val parts by viewModel.parts.collectAsState()
 
@@ -488,13 +503,63 @@ fun ConfigureClockWidgetSheet(
                     AnimatedVisibility(compact == false && style !is ClockWidgetStyle.Custom) {
                         SwitchPreference(
                             title = stringResource(R.string.preference_clock_widget_show_seconds),
-                            icon = Icons.Rounded.AccessTime,
+                            icon = Icons.Rounded.Timer,
                             value = showSeconds,
                             onValueChanged = {
                                 viewModel.setShowSeconds(it)
                             }
                         )
                     }
+                    AnimatedVisibility(
+                        style !is ClockWidgetStyle.Analog &&
+                                style !is ClockWidgetStyle.Custom &&
+                                style !is ClockWidgetStyle.Empty
+                    ) {
+                        var showDropdown by remember { mutableStateOf(false) }
+                        Preference(
+                            title = stringResource(R.string.preference_clock_widget_time_format),
+                            summary = when (timeFormat) {
+                                TimeFormat.TwelveHour -> stringResource(R.string.preference_clock_widget_time_format_12h)
+                                TimeFormat.TwentyFourHour -> stringResource(R.string.preference_clock_widget_time_format_24h)
+                                TimeFormat.System -> stringResource(R.string.preference_clock_widget_time_format_system)
+                            },
+                            icon = Icons.Rounded.AccessTime,
+                            onClick = {
+                                showDropdown = true
+                            }
+                        )
+                        DropdownMenu(
+                            expanded = showDropdown,
+                            onDismissRequest = { showDropdown = false }) {
+                            DropdownMenuItem(
+                                text = {
+                                    Text(stringResource(R.string.preference_clock_widget_time_format_system))
+                                },
+                                onClick = {
+                                    viewModel.setTimeFormat(TimeFormat.System)
+                                    showDropdown = false
+                                }
+                            )
+                            DropdownMenuItem(
+                                text = {
+                                    Text(stringResource(R.string.preference_clock_widget_time_format_24h))
+                                },
+                                onClick = {
+                                    viewModel.setTimeFormat(TimeFormat.TwentyFourHour)
+                                    showDropdown = false
+                                }
+                            )
+                            DropdownMenuItem(
+                                text = {
+                                    Text(stringResource(R.string.preference_clock_widget_time_format_12h))
+                                },
+                                onClick = {
+                                    viewModel.setTimeFormat(TimeFormat.TwelveHour)
+                                    showDropdown = false
+                                }
+                            )
+                        }
+                    }
                 }
             }
             OutlinedCard(
diff --git a/app/ui/src/main/java/de/mm20/launcher2/ui/launcher/widgets/clock/clocks/BinaryClock.kt b/app/ui/src/main/java/de/mm20/launcher2/ui/launcher/widgets/clock/clocks/BinaryClock.kt
index 7eeb70f3..72b39ad9 100644
--- a/app/ui/src/main/java/de/mm20/launcher2/ui/launcher/widgets/clock/clocks/BinaryClock.kt
+++ b/app/ui/src/main/java/de/mm20/launcher2/ui/launcher/widgets/clock/clocks/BinaryClock.kt
@@ -13,14 +13,19 @@ import androidx.compose.runtime.Composable
 import androidx.compose.ui.Alignment
 import androidx.compose.ui.Modifier
 import androidx.compose.ui.graphics.Color
+import androidx.compose.ui.platform.LocalContext
 import androidx.compose.ui.unit.dp
+import de.mm20.launcher2.preferences.ClockWidgetStyle
+import de.mm20.launcher2.preferences.TimeFormat
 import de.mm20.launcher2.ui.locals.LocalDarkTheme
+import de.mm20.launcher2.ui.utils.isTwentyFourHours
 import java.util.Calendar
 
 @Composable
 fun BinaryClock(
     time: Long,
     compact: Boolean,
+    twentyFourHours: Boolean,
     showSeconds: Boolean,
     useThemeColor: Boolean,
     darkColors: Boolean,
@@ -30,8 +35,8 @@ fun BinaryClock(
     date.timeInMillis = time
     val second = date[Calendar.SECOND]
     val minute = date[Calendar.MINUTE]
-    var hour = date[Calendar.HOUR]
-    if (hour == 0) hour = 12
+    var hour = date[if(!twentyFourHours) Calendar.HOUR else Calendar.HOUR_OF_DAY]
+    if (!twentyFourHours && hour == 0) hour = 12
 
     val color = if (useThemeColor) {
         if (!darkColors) {
@@ -56,11 +61,11 @@ fun BinaryClock(
             Row(
                 modifier = Modifier.padding(start = 0.dp, top = 24.dp, end = 0.dp, bottom = 6.dp)
             ) {
-                for (i in 0 until 10) {
-                    val active = if (i < 4) {
-                        hour and (1 shl (3 - i)) != 0
+                for (i in 0 until if (twentyFourHours) 11 else 10) {
+                    val active = if (i < if (twentyFourHours) 5 else 4) {
+                        hour and (1 shl ((if (twentyFourHours) 4 else 3) - i)) != 0
                     } else {
-                        minute and (1 shl (9 - i)) != 0
+                        minute and (1 shl ((if (twentyFourHours) 10 else 9) - i)) != 0
                     }
                     Box(
                         modifier = Modifier
@@ -70,7 +75,7 @@ fun BinaryClock(
                                 if (active) color else disabledColor
                             )
                     )
-                    if (i == 3) {
+                    if (i == if (twentyFourHours) 4 else 3) {
                         Box(Modifier.size(8.dp))
                     }
                 }
@@ -98,8 +103,8 @@ fun BinaryClock(
             horizontalAlignment = Alignment.End
         ) {
             Row {
-                for (i in 0 until 4) {
-                    val active = hour and (1 shl (3 - i)) != 0
+                for (i in 0 until if (twentyFourHours) 5 else 4) {
+                    val active = hour and (1 shl ((if (twentyFourHours) 4 else 3) - i)) != 0
                     Box(
                         modifier = Modifier
                             .padding( 4.dp)
diff --git a/app/ui/src/main/java/de/mm20/launcher2/ui/launcher/widgets/clock/clocks/DigitalClock1.kt b/app/ui/src/main/java/de/mm20/launcher2/ui/launcher/widgets/clock/clocks/DigitalClock1.kt
index 04cb2eee..b6b97790 100644
--- a/app/ui/src/main/java/de/mm20/launcher2/ui/launcher/widgets/clock/clocks/DigitalClock1.kt
+++ b/app/ui/src/main/java/de/mm20/launcher2/ui/launcher/widgets/clock/clocks/DigitalClock1.kt
@@ -33,6 +33,7 @@ fun DigitalClock1(
     time: Long,
     style: ClockWidgetStyle.Digital1 = ClockWidgetStyle.Digital1(),
     compact: Boolean,
+    twentyFourHours: Boolean,
     showSeconds: Boolean,
     useThemeColor: Boolean,
     darkColors: Boolean,
@@ -40,10 +41,10 @@ fun DigitalClock1(
     val verticalLayout = !compact
     val format = SimpleDateFormat(
         when {
-            DateFormat.is24HourFormat(LocalContext.current) && verticalLayout -> {
+            twentyFourHours && verticalLayout -> {
                 "HH\nmm"
             }
-            DateFormat.is24HourFormat(LocalContext.current) -> {
+            twentyFourHours -> {
                 "HH mm"
             }
             verticalLayout -> {
diff --git a/app/ui/src/main/java/de/mm20/launcher2/ui/launcher/widgets/clock/clocks/DigitalClock2.kt b/app/ui/src/main/java/de/mm20/launcher2/ui/launcher/widgets/clock/clocks/DigitalClock2.kt
index 63746452..5050e710 100644
--- a/app/ui/src/main/java/de/mm20/launcher2/ui/launcher/widgets/clock/clocks/DigitalClock2.kt
+++ b/app/ui/src/main/java/de/mm20/launcher2/ui/launcher/widgets/clock/clocks/DigitalClock2.kt
@@ -21,6 +21,7 @@ fun DigitalClock2(
     time: Long,
     compact: Boolean,
     showSeconds: Boolean,
+    twentyFourHours: Boolean,
     useThemeColor: Boolean,
     darkColors: Boolean,
 ) {
@@ -40,14 +41,14 @@ fun DigitalClock2(
     }
 
     val formatString = if (verticalLayout && showSeconds) {
-        if (DateFormat.is24HourFormat(LocalContext.current)) {
+        if (twentyFourHours) {
             "HH:mm:ss"
         }
         else {
             "hh:mm:ss"
         }
     } else {
-        if (DateFormat.is24HourFormat(LocalContext.current)) {
+        if (twentyFourHours) {
             "HH:mm"
         }
         else {
diff --git a/app/ui/src/main/java/de/mm20/launcher2/ui/launcher/widgets/clock/clocks/OrbitClock.kt b/app/ui/src/main/java/de/mm20/launcher2/ui/launcher/widgets/clock/clocks/OrbitClock.kt
index cea5ddde..1305f906 100644
--- a/app/ui/src/main/java/de/mm20/launcher2/ui/launcher/widgets/clock/clocks/OrbitClock.kt
+++ b/app/ui/src/main/java/de/mm20/launcher2/ui/launcher/widgets/clock/clocks/OrbitClock.kt
@@ -48,6 +48,7 @@ fun OrbitClock(
     time: Long,
     compact: Boolean,
     showSeconds: Boolean,
+    twentyFourHours: Boolean,
     useThemeColor: Boolean,
     darkColors: Boolean,
 ) {
@@ -59,7 +60,7 @@ fun OrbitClock(
     val minute = parsed.minute
     val hour = parsed.hour
     val formattedHour = (
-            if (DateFormat.is24HourFormat(LocalContext.current))
+            if (twentyFourHours)
                 hour
             else {
                 ((hour + 11) % 12) + 1
diff --git a/app/ui/src/main/java/de/mm20/launcher2/ui/launcher/widgets/clock/clocks/SegmentClock.kt b/app/ui/src/main/java/de/mm20/launcher2/ui/launcher/widgets/clock/clocks/SegmentClock.kt
index 5120ca28..524a8934 100644
--- a/app/ui/src/main/java/de/mm20/launcher2/ui/launcher/widgets/clock/clocks/SegmentClock.kt
+++ b/app/ui/src/main/java/de/mm20/launcher2/ui/launcher/widgets/clock/clocks/SegmentClock.kt
@@ -52,11 +52,12 @@ fun SegmentClock(
     time: Long,
     compact: Boolean,
     showSeconds: Boolean,
+    twentyFourHours: Boolean,
     useThemeColor: Boolean,
     darkColors: Boolean,
 ) {
     val parsed = Instant.ofEpochMilli(time).atZone(ZoneId.systemDefault())
-    val hour = if (DateFormat.is24HourFormat(LocalContext.current)) parsed.hour else (((parsed.hour + 11) % 12) + 1)
+    val hour = if (twentyFourHours) parsed.hour else (((parsed.hour + 11) % 12) + 1)
     val minute = parsed.minute
     val second = parsed.second
 
diff --git a/app/ui/src/main/java/de/mm20/launcher2/ui/settings/clockwidget/ClockWidgetSettingsScreenVM.kt b/app/ui/src/main/java/de/mm20/launcher2/ui/settings/clockwidget/ClockWidgetSettingsScreenVM.kt
index 6781420e..e123b7f4 100644
--- a/app/ui/src/main/java/de/mm20/launcher2/ui/settings/clockwidget/ClockWidgetSettingsScreenVM.kt
+++ b/app/ui/src/main/java/de/mm20/launcher2/ui/settings/clockwidget/ClockWidgetSettingsScreenVM.kt
@@ -5,6 +5,7 @@ import androidx.lifecycle.viewModelScope
 import de.mm20.launcher2.preferences.ClockWidgetAlignment
 import de.mm20.launcher2.preferences.ClockWidgetColors
 import de.mm20.launcher2.preferences.ClockWidgetStyle
+import de.mm20.launcher2.preferences.TimeFormat
 import de.mm20.launcher2.preferences.ui.ClockWidgetSettings
 import kotlinx.coroutines.flow.SharingStarted
 import kotlinx.coroutines.flow.combine
@@ -21,7 +22,7 @@ class ClockWidgetSettingsScreenVM : ViewModel(), KoinComponent {
         settings.setCompact(compact)
     }
 
-    val availableClockStyles = combine(settings.digital1, settings.custom) {digital1, custom ->
+    val availableClockStyles = combine(settings.digital1, settings.custom) { digital1, custom ->
         listOf(
             digital1,
             ClockWidgetStyle.Digital2,
@@ -54,6 +55,13 @@ class ClockWidgetSettingsScreenVM : ViewModel(), KoinComponent {
         settings.setShowSeconds(showSeconds)
     }
 
+    val timeFormat = settings.timeFormat
+        .stateIn(viewModelScope, SharingStarted.WhileSubscribed(), TimeFormat.System)
+
+    fun setTimeFormat(timeFormat: TimeFormat) {
+        settings.setTimeFormat(timeFormat)
+    }
+
     val useThemeColor = settings.useThemeColor
         .stateIn(viewModelScope, SharingStarted.WhileSubscribed(), false)
 
diff --git a/app/ui/src/main/java/de/mm20/launcher2/ui/utils/TimeFormat.kt b/app/ui/src/main/java/de/mm20/launcher2/ui/utils/TimeFormat.kt
new file mode 100644
index 00000000..b9ec7416
--- /dev/null
+++ b/app/ui/src/main/java/de/mm20/launcher2/ui/utils/TimeFormat.kt
@@ -0,0 +1,10 @@
+package de.mm20.launcher2.ui.utils
+
+import android.content.Context
+import android.text.format.DateFormat
+import de.mm20.launcher2.preferences.TimeFormat
+import de.mm20.launcher2.preferences.TimeFormat.TwentyFourHour
+
+fun TimeFormat.isTwentyFourHours(context: Context): Boolean {
+    return this == TimeFormat.TwentyFourHour || this == TimeFormat.System && DateFormat.is24HourFormat(context)
+}
\ No newline at end of file
diff --git a/core/i18n/src/main/res/values/strings.xml b/core/i18n/src/main/res/values/strings.xml
index e234596c..8def4023 100644
--- a/core/i18n/src/main/res/values/strings.xml
+++ b/core/i18n/src/main/res/values/strings.xml
@@ -567,6 +567,10 @@
     <string name="preference_clockwidget_layout_vertical">Default</string>
     <string name="preference_clockwidget_layout_horizontal">Compact</string>
     <string name="preference_clock_widget_show_seconds">Show seconds</string>
+    <string name="preference_clock_widget_time_format">Time format</string>
+    <string name="preference_clock_widget_time_format_24h">24-hour</string>
+    <string name="preference_clock_widget_time_format_12h">12-hour</string>
+    <string name="preference_clock_widget_time_format_system">System default</string>
     <string name="widget_use_theme_colors">Use theme color</string>
     <string name="preference_clock_widget_fill_height">Fill screen height</string>
     <string name="preference_clock_widget_alignment">Alignment</string>
diff --git a/core/preferences/src/main/java/de/mm20/launcher2/preferences/LauncherSettingsData.kt b/core/preferences/src/main/java/de/mm20/launcher2/preferences/LauncherSettingsData.kt
index 8456e566..ede1fec0 100644
--- a/core/preferences/src/main/java/de/mm20/launcher2/preferences/LauncherSettingsData.kt
+++ b/core/preferences/src/main/java/de/mm20/launcher2/preferences/LauncherSettingsData.kt
@@ -34,6 +34,7 @@ data class LauncherSettingsData internal constructor(
     val clockWidgetCustom: ClockWidgetStyle.Custom = ClockWidgetStyle.Custom(),
     val clockWidgetColors: ClockWidgetColors = ClockWidgetColors.Auto,
     val clockWidgetShowSeconds: Boolean = false,
+    val clockWidgetTimeFormat: TimeFormat = TimeFormat.System,
     val clockWidgetUseThemeColor: Boolean = false,
     val clockWidgetAlarmPart: Boolean = true,
     val clockWidgetBatteryPart: Boolean = true,
@@ -408,4 +409,11 @@ enum class KeyboardFilterBarItem {
     @SerialName("events") Events,
     @SerialName("tools") Tools,
     @SerialName("hidden") HiddenResults,
+}
+
+@Serializable
+enum class TimeFormat {
+    @SerialName("system") System,
+    @SerialName("12h") TwelveHour,
+    @SerialName("24h") TwentyFourHour
 }
\ No newline at end of file
diff --git a/core/preferences/src/main/java/de/mm20/launcher2/preferences/ui/ClockWidgetSettings.kt b/core/preferences/src/main/java/de/mm20/launcher2/preferences/ui/ClockWidgetSettings.kt
index 3d473c93..d12094e6 100644
--- a/core/preferences/src/main/java/de/mm20/launcher2/preferences/ui/ClockWidgetSettings.kt
+++ b/core/preferences/src/main/java/de/mm20/launcher2/preferences/ui/ClockWidgetSettings.kt
@@ -5,6 +5,7 @@ import de.mm20.launcher2.preferences.ClockWidgetColors
 import de.mm20.launcher2.preferences.ClockWidgetStyle
 import de.mm20.launcher2.preferences.ClockWidgetStyleEnum
 import de.mm20.launcher2.preferences.LauncherDataStore
+import de.mm20.launcher2.preferences.TimeFormat
 import kotlinx.coroutines.flow.Flow
 import kotlinx.coroutines.flow.distinctUntilChanged
 import kotlinx.coroutines.flow.map
@@ -137,6 +138,15 @@ class ClockWidgetSettings internal constructor(
         }
     }
 
+    val timeFormat
+        get() = launcherDataStore.data.map { it.clockWidgetTimeFormat }
+
+    fun setTimeFormat(timeFormat: TimeFormat) {
+        launcherDataStore.update {
+            it.copy(clockWidgetTimeFormat = timeFormat)
+        }
+    }
+
     val useThemeColor
         get() = launcherDataStore.data.map { it.clockWidgetUseThemeColor }