diff --git a/src/components/desktop/DateTimeSelect.vue b/src/components/desktop/DateTimeSelect.vue
index 3273b758..72a074d6 100644
--- a/src/components/desktop/DateTimeSelect.vue
+++ b/src/components/desktop/DateTimeSelect.vue
@@ -84,6 +84,7 @@ import { useI18n } from '@/locales/helpers.ts';
 import { type TimePickerValue, useDateTimeSelectionBase } from '@/components/base/DateTimeSelectionBase.ts';
 
 import { ThemeType } from '@/core/theme.ts';
+import { NumeralSystem } from '@/core/numeral.ts';
 import { MeridiemIndicator } from '@/core/datetime.ts';
 import {
     getHourIn12HourFormat,
@@ -110,7 +111,11 @@ const emit = defineEmits<{
 }>();
 
 const theme = useTheme();
-const { tt, formatUnixTimeToLongDateTime } = useI18n();
+const {
+    tt,
+    getCurrentNumeralSystemType,
+    formatUnixTimeToLongDateTime
+} = useI18n();
 
 const {
     is24Hour,
@@ -127,6 +132,9 @@ const hourInput = useTemplateRef<VAutocomplete>('hourInput');
 const minuteInput = useTemplateRef<VAutocomplete>('minuteInput');
 const secondInput = useTemplateRef<VAutocomplete>('secondInput');
 
+const isDarkMode = computed<boolean>(() => theme.global.name.value === ThemeType.Dark);
+const numeralSystem = computed<NumeralSystem>(() => getCurrentNumeralSystemType());
+
 const dateTime = computed<Date>({
     get: () => {
         return getLocalDatetimeFromUnixTime(props.modelValue);
@@ -143,6 +151,8 @@ const dateTime = computed<Date>({
     }
 });
 
+const displayTime = computed<string>(() => formatUnixTimeToLongDateTime(getActualUnixTimeForStore(getUnixTimeFromLocalDatetime(dateTime.value), getTimezoneOffsetMinutes(), getBrowserTimezoneOffsetMinutes())));
+
 const hourItems = computed<TimePickerValue[]>(() => generateAllHours(1, isHourTwoDigits.value));
 const minuteItems = computed<TimePickerValue[]>(() => generateAllMinutesOrSeconds(1, isMinuteTwoDigits.value));
 const secondItems = computed<TimePickerValue[]>(() => generateAllMinutesOrSeconds(1, isSecondTwoDigits.value));
@@ -156,7 +166,7 @@ const currentMeridiemIndicator = computed<string>({
             return;
         }
 
-        dateTime.value = getCombinedDateAndTimeValues(dateTime.value, currentHour.value, currentMinute.value, currentSecond.value, value, is24Hour.value);
+        dateTime.value = getCombinedDateAndTimeValues(dateTime.value, numeralSystem.value, currentHour.value, currentMinute.value, currentSecond.value, value, is24Hour.value);
     }
 });
 const currentHour = computed<string>({
@@ -164,13 +174,13 @@ const currentHour = computed<string>({
         return getDisplayTimeValue(is24Hour.value ? dateTime.value.getHours() : getHourIn12HourFormat(dateTime.value.getHours()), isHourTwoDigits.value);
     },
     set: (value: string) => {
-        const hour = parseInt(value);
+        const hour = numeralSystem.value.parseInt(value);
 
         if (isNaN(hour) || hour < 0 || (is24Hour.value ? hour > 23 : hour > 12)) {
             return;
         }
 
-        dateTime.value = getCombinedDateAndTimeValues(dateTime.value, value, currentMinute.value, currentSecond.value, currentMeridiemIndicator.value, is24Hour.value);
+        dateTime.value = getCombinedDateAndTimeValues(dateTime.value, numeralSystem.value, value, currentMinute.value, currentSecond.value, currentMeridiemIndicator.value, is24Hour.value);
     }
 });
 const currentMinute = computed<string>({
@@ -178,13 +188,13 @@ const currentMinute = computed<string>({
         return getDisplayTimeValue(dateTime.value.getMinutes(), isMinuteTwoDigits.value);
     },
     set: (value: string) => {
-        const minute = parseInt(value);
+        const minute = numeralSystem.value.parseInt(value);
 
         if (isNaN(minute) || minute < 0 || minute > 59) {
             return;
         }
 
-        dateTime.value = getCombinedDateAndTimeValues(dateTime.value, currentHour.value, value, currentSecond.value, currentMeridiemIndicator.value, is24Hour.value);
+        dateTime.value = getCombinedDateAndTimeValues(dateTime.value, numeralSystem.value, currentHour.value, value, currentSecond.value, currentMeridiemIndicator.value, is24Hour.value);
     }
 });
 const currentSecond = computed<string>({
@@ -192,19 +202,16 @@ const currentSecond = computed<string>({
         return getDisplayTimeValue(dateTime.value.getSeconds(), isSecondTwoDigits.value);
     },
     set: (value: string) => {
-        const second = parseInt(value);
+        const second = numeralSystem.value.parseInt(value);
 
         if (isNaN(second) || second < 0 || second > 59) {
             return;
         }
 
-        dateTime.value = getCombinedDateAndTimeValues(dateTime.value, currentHour.value, currentMinute.value, value, currentMeridiemIndicator.value, is24Hour.value);
+        dateTime.value = getCombinedDateAndTimeValues(dateTime.value, numeralSystem.value, currentHour.value, currentMinute.value, value, currentMeridiemIndicator.value, is24Hour.value);
     }
 });
 
-const isDarkMode = computed<boolean>(() => theme.global.name.value === ThemeType.Dark);
-const displayTime = computed<string>(() => formatUnixTimeToLongDateTime(getActualUnixTimeForStore(getUnixTimeFromLocalDatetime(dateTime.value), getTimezoneOffsetMinutes(), getBrowserTimezoneOffsetMinutes())));
-
 function toggleMeridiemIndicator(): void {
     if (currentMeridiemIndicator.value === MeridiemIndicator.AM.name) {
         currentMeridiemIndicator.value = MeridiemIndicator.PM.name;
@@ -229,7 +236,7 @@ function onKeyDown(type: string, e: KeyboardEvent): void {
         return;
     }
 
-    if (e.key.length === 1 && '0' <= e.key && e.key <= '9') {
+    if (e.key.length === 1 && numeralSystem.value.isDigit(e.key)) {
         return;
     }
 
diff --git a/src/components/mobile/DateTimeSelectionSheet.vue b/src/components/mobile/DateTimeSelectionSheet.vue
index ff9f4db3..3517ad2c 100644
--- a/src/components/mobile/DateTimeSelectionSheet.vue
+++ b/src/components/mobile/DateTimeSelectionSheet.vue
@@ -110,6 +110,8 @@ import { type TimePickerValue, useDateTimeSelectionBase } from '@/components/bas
 
 import { useEnvironmentsStore } from '@/stores/environment.ts';
 
+import { NumeralSystem } from '@/core/numeral.ts';
+
 import { isDefined } from '@/lib/common.ts';
 import {
     getHourIn12HourFormat,
@@ -136,7 +138,11 @@ const emit = defineEmits<{
     (e: 'update:show', value: boolean): void;
 }>();
 
-const { tt, formatUnixTimeToLongDateTime } = useI18n();
+const {
+    tt,
+    getCurrentNumeralSystemType,
+    formatUnixTimeToLongDateTime
+} = useI18n();
 const { showToast } = useI18nUIComponents();
 
 const {
@@ -165,6 +171,12 @@ const dateTime = ref<Date>(getLocalDatetimeFromUnixTime(props.modelValue || getC
 const timePickerContainerHeight = ref<number | undefined>(undefined);
 const timePickerItemHeight = ref<number | undefined>(undefined);
 
+const isDarkMode = computed<boolean>(() => environmentsStore.framework7DarkMode || false);
+const numeralSystem = computed<NumeralSystem>(() => getCurrentNumeralSystemType());
+
+const displayTime = computed<string>(() => formatUnixTimeToLongDateTime(getActualUnixTimeForStore(getUnixTimeFromLocalDatetime(dateTime.value), getTimezoneOffsetMinutes(), getBrowserTimezoneOffsetMinutes())));
+const switchButtonTitle = computed<string>(() => mode.value === 'time' ? 'Date' : 'Time');
+
 const hourItems = computed<TimePickerValue[]>(() => generateAllHours(3, isHourTwoDigits.value));
 const minuteItems = computed<TimePickerValue[]>(() => generateAllMinutesOrSeconds(3, isMinuteTwoDigits.value));
 const secondItems = computed<TimePickerValue[]>(() => generateAllMinutesOrSeconds(3, isSecondTwoDigits.value));
@@ -174,7 +186,7 @@ const currentMeridiemIndicator = computed<string>({
         return getAMOrPM(dateTime.value.getHours())
     },
     set: (value: string) => {
-        dateTime.value = getCombinedDateAndTimeValues(dateTime.value, currentHour.value, currentMinute.value, currentSecond.value, value, is24Hour.value);
+        dateTime.value = getCombinedDateAndTimeValues(dateTime.value, numeralSystem.value, currentHour.value, currentMinute.value, currentSecond.value, value, is24Hour.value);
     }
 });
 const currentHour = computed<string>({
@@ -182,7 +194,7 @@ const currentHour = computed<string>({
         return getDisplayTimeValue(is24Hour.value ? dateTime.value.getHours() : getHourIn12HourFormat(dateTime.value.getHours()), isHourTwoDigits.value);
     },
     set: (value: string) => {
-        dateTime.value = getCombinedDateAndTimeValues(dateTime.value, value, currentMinute.value, currentSecond.value, currentMeridiemIndicator.value, is24Hour.value);
+        dateTime.value = getCombinedDateAndTimeValues(dateTime.value, numeralSystem.value, value, currentMinute.value, currentSecond.value, currentMeridiemIndicator.value, is24Hour.value);
     }
 });
 const currentMinute = computed<string>({
@@ -190,7 +202,7 @@ const currentMinute = computed<string>({
         return getDisplayTimeValue(dateTime.value.getMinutes(), isMinuteTwoDigits.value);
     },
     set: (value: string) => {
-        dateTime.value = getCombinedDateAndTimeValues(dateTime.value, currentHour.value, value, currentSecond.value, currentMeridiemIndicator.value, is24Hour.value);
+        dateTime.value = getCombinedDateAndTimeValues(dateTime.value, numeralSystem.value, currentHour.value, value, currentSecond.value, currentMeridiemIndicator.value, is24Hour.value);
     }
 });
 const currentSecond = computed<string>({
@@ -198,14 +210,10 @@ const currentSecond = computed<string>({
         return getDisplayTimeValue(dateTime.value.getSeconds(), isSecondTwoDigits.value);
     },
     set: (value: string) => {
-        dateTime.value = getCombinedDateAndTimeValues(dateTime.value, currentHour.value, currentMinute.value, value, currentMeridiemIndicator.value, is24Hour.value);
+        dateTime.value = getCombinedDateAndTimeValues(dateTime.value, numeralSystem.value, currentHour.value, currentMinute.value, value, currentMeridiemIndicator.value, is24Hour.value);
     }
 });
 
-const isDarkMode = computed<boolean>(() => environmentsStore.framework7DarkMode || false);
-const displayTime = computed<string>(() => formatUnixTimeToLongDateTime(getActualUnixTimeForStore(getUnixTimeFromLocalDatetime(dateTime.value), getTimezoneOffsetMinutes(), getBrowserTimezoneOffsetMinutes())));
-const switchButtonTitle = computed<string>(() => mode.value === 'time' ? 'Date' : 'Time');
-
 function switchMode(): void {
     if (mode.value === 'time') {
         mode.value = 'date';
diff --git a/src/lib/datetime.ts b/src/lib/datetime.ts
index c8555df1..fea4082f 100644
--- a/src/lib/datetime.ts
+++ b/src/lib/datetime.ts
@@ -1253,11 +1253,11 @@ export function getFullMonthDateRange(minTime: number, maxTime: number, firstDay
     return dateRange;
 }
 
-export function getCombinedDateAndTimeValues(date: Date, hour: string, minute: string, second: string, meridiemIndicator: string, is24Hour: boolean): Date {
+export function getCombinedDateAndTimeValues(date: Date, numeralSystem: NumeralSystem, hour: string, minute: string, second: string, meridiemIndicator: string, is24Hour: boolean): Date {
     const newDateTime = new Date(date.valueOf());
-    let hours = parseInt(hour);
-    const minutes = parseInt(minute);
-    const seconds = parseInt(second);
+    let hours = numeralSystem.parseInt(hour);
+    const minutes = numeralSystem.parseInt(minute);
+    const seconds = numeralSystem.parseInt(second);
 
     if (!is24Hour) {
         if (hours === 12) {