diff --git a/package.json b/package.json
index 5c991cff..62acc849 100644
--- a/package.json
+++ b/package.json
@@ -36,6 +36,7 @@
     "release": "node ./scripts/release.mjs"
   },
   "dependencies": {
+    "@date-fns/utc": "^1.2.0",
     "@it-tools/bip39": "^0.0.4",
     "@it-tools/oggen": "^1.3.0",
     "@regexper/render": "^1.0.0",
diff --git a/pnpm-lock.yaml b/pnpm-lock.yaml
index 3798ae17..c6c54ced 100644
--- a/pnpm-lock.yaml
+++ b/pnpm-lock.yaml
@@ -5,6 +5,9 @@ settings:
   excludeLinksFromLockfile: false
 
 dependencies:
+  '@date-fns/utc':
+    specifier: ^1.2.0
+    version: 1.2.0
   '@it-tools/bip39':
     specifier: ^0.0.4
     version: 0.0.4
@@ -1941,6 +1944,10 @@ packages:
       vue: 3.3.4
     dev: false
 
+  /@date-fns/utc@1.2.0:
+    resolution: {integrity: sha512-YLq+crMPJiBmIdkRmv9nZuZy1mVtMlDcUKlg4mvI0UsC/dZeIaGoGB5p/C4FrpeOhZ7zBTK03T58S0DFkRNMnw==}
+    dev: false
+
   /@emotion/hash@0.8.0:
     resolution: {integrity: sha512-kBJtf7PH6aWwZ6fka3zQ0p6SBYzx4fl1LoZXE2RrnYST9Xljm7WfKJrU4g/Xr3Beg72MLrp1AWNUmuYJTL7Cow==}
     dev: false
diff --git a/src/tools/date-time-converter/date-time-converter.e2e.spec.ts b/src/tools/date-time-converter/date-time-converter.e2e.spec.ts
index 249dd754..dd5ed779 100644
--- a/src/tools/date-time-converter/date-time-converter.e2e.spec.ts
+++ b/src/tools/date-time-converter/date-time-converter.e2e.spec.ts
@@ -11,7 +11,7 @@ test.describe('Date time converter - json to yaml', () => {
 
   test('Format is auto detected from a date and the date is correctly converted', async ({ page }) => {
     const initialFormat = await page.getByTestId('date-time-converter-format-select').innerText();
-    expect(initialFormat.trim()).toEqual('Timestamp');
+    expect(initialFormat.trim()).toEqual('Unix timestamp');
 
     await page.getByTestId('date-time-converter-input').fill('2023-04-12T23:10:24+02:00');
 
@@ -22,6 +22,7 @@ test.describe('Date time converter - json to yaml', () => {
       'Wed Apr 12 2023 23:10:24 GMT+0200 (Central European Summer Time)',
     );
     expect((await page.getByTestId('ISO 8601').inputValue()).trim()).toEqual('2023-04-12T23:10:24+02:00');
+    expect((await page.getByTestId('ISO 8601 UTC').inputValue()).trim()).toEqual('2023-04-12T21:10:24.000Z');
     expect((await page.getByTestId('ISO 9075').inputValue()).trim()).toEqual('2023-04-12 23:10:24');
     expect((await page.getByTestId('Unix timestamp').inputValue()).trim()).toEqual('1681333824');
     expect((await page.getByTestId('RFC 7231').inputValue()).trim()).toEqual('Wed, 12 Apr 2023 21:10:24 GMT');
diff --git a/src/tools/date-time-converter/date-time-converter.models.test.ts b/src/tools/date-time-converter/date-time-converter.models.test.ts
index c2c7bee9..fca174cc 100644
--- a/src/tools/date-time-converter/date-time-converter.models.test.ts
+++ b/src/tools/date-time-converter/date-time-converter.models.test.ts
@@ -2,15 +2,20 @@ import { describe, expect, test } from 'vitest';
 import {
   dateToExcelFormat,
   excelFormatToDate,
+  fromJSDate,
+  fromTimestamp,
   isExcelFormat,
   isISO8601DateTimeString,
   isISO9075DateString,
+  isJSDate,
   isMongoObjectId,
   isRFC3339DateString,
   isRFC7231DateString,
   isTimestamp,
+  isTimestampMicroSeconds,
   isUTCDateString,
   isUnixTimestamp,
+  toJSDate,
 } from './date-time-converter.models';
 
 describe('date-time-converter models', () => {
@@ -113,6 +118,45 @@ describe('date-time-converter models', () => {
       expect(isTimestamp('foo')).toBe(false);
       expect(isTimestamp('')).toBe(false);
     });
+
+    test('should return true for valid Unix timestamps in microseconds', () => {
+      expect(isTimestamp('1701227351995845')).toBe(true);
+    });
+
+    test('should return false for invalid Unix timestamps in microseconds', () => {
+      expect(isTimestamp('170122735199584')).toBe(false);
+      expect(isTimestamp('17012273519958')).toBe(false);
+    });
+  });
+
+  describe('isTimestampMicroSeconds', () => {
+    test('should return true for valid Unix timestamps in microseconds', () => {
+      expect(isTimestampMicroSeconds('1649792026123123')).toBe(true);
+      expect(isTimestampMicroSeconds('1701227351995845')).toBe(true);
+    });
+
+    test('should return false for invalid Unix timestamps in microseconds', () => {
+      expect(isTimestampMicroSeconds('foo')).toBe(false);
+      expect(isTimestampMicroSeconds('')).toBe(false);
+    });
+
+    test('should return false for invalid Unix timestamps not in microseconds', () => {
+      expect(isTimestampMicroSeconds('170122735199584')).toBe(false);
+      expect(isTimestampMicroSeconds('17012273519958')).toBe(false);
+    });
+  });
+
+  describe('fromTimestamp', () => {
+    test('should return valid Date for valid Unix timestamps in microseconds', () => {
+      expect(fromTimestamp('1649792026123123').toString()).toBe(new Date(1649792026123).toString());
+      expect(fromTimestamp('1701227351995845').toString()).toBe(new Date(1701227351995).toString());
+      expect(fromTimestamp('0').toString()).toBe(new Date(0).toString());
+    });
+
+    test('should return Date(0) for invalid Unix timestamps not in microseconds', () => {
+      expect(fromTimestamp('170122735199584').toString()).toBe(new Date(0).toString());
+      expect(fromTimestamp('17012273519958').toString()).toBe(new Date(0).toString());
+    });
   });
 
   describe('isUTCDateString', () => {
@@ -177,4 +221,36 @@ describe('date-time-converter models', () => {
       expect(excelFormatToDate('-1000')).toEqual(new Date('1897-04-04T00:00:00.000Z'));
     });
   });
+
+  describe('isJSDate', () => {
+    test('a JS date is a new Date()', () => {
+      expect(isJSDate('new Date(2000, 0)')).toBe(true);
+      expect(isJSDate('new Date(2000, 0, 1, 12, 12)')).toBe(true);
+      expect(isJSDate('new Date(2000, 0, 1, 12, 12, 12)')).toBe(true);
+      expect(isJSDate('new Date(2000, 0, 1, 12, 12, 12, 1)')).toBe(true);
+
+      expect(isJSDate('new Date(2000)')).toBe(false);
+      expect(isJSDate('')).toBe(false);
+      expect(isJSDate('foo')).toBe(false);
+      expect(isJSDate('1.1.1')).toBe(false);
+    });
+  });
+
+  describe('fromJSDate', () => {
+    test('convert a JS new Date() to date', () => {
+      expect(fromJSDate('new Date(2000, 0)')).toEqual(new Date(2000, 0));
+      expect(fromJSDate('new Date(2000, 0, 1, 12, 12)')).toEqual(new Date(2000, 0, 1, 12, 12));
+      expect(fromJSDate('new Date(2000, 0, 1, 12, 12, 12)')).toEqual(new Date(2000, 0, 1, 12, 12, 12));
+      expect(fromJSDate('new Date(2000, 0, 1, 12, 12, 12, 1)')).toEqual(new Date(2000, 0, 1, 12, 12, 12, 1));
+    });
+  });
+
+  describe('toJSDate', () => {
+    test('convert a date to JS new Date()', () => {
+      expect(toJSDate(new Date(2000, 0))).toEqual('new Date(2000, 0, 1, 0, 0, 0, 0);');
+      expect(toJSDate(new Date(2000, 0, 1, 12, 12))).toEqual('new Date(2000, 0, 1, 12, 12, 0, 0);');
+      expect(toJSDate(new Date(2000, 0, 1, 12, 12, 12))).toEqual('new Date(2000, 0, 1, 12, 12, 12, 0);');
+      expect(toJSDate(new Date(2000, 0, 1, 12, 12, 12, 1))).toEqual('new Date(2000, 0, 1, 12, 12, 12, 1);');
+    });
+  });
 });
diff --git a/src/tools/date-time-converter/date-time-converter.models.ts b/src/tools/date-time-converter/date-time-converter.models.ts
index f5eedbfa..e959a29b 100644
--- a/src/tools/date-time-converter/date-time-converter.models.ts
+++ b/src/tools/date-time-converter/date-time-converter.models.ts
@@ -1,4 +1,5 @@
 import _ from 'lodash';
+import { addMilliseconds } from 'date-fns';
 
 export {
   isISO8601DateTimeString,
@@ -12,6 +13,11 @@ export {
   dateToExcelFormat,
   excelFormatToDate,
   isExcelFormat,
+  fromTimestamp,
+  isTimestampMicroSeconds,
+  isJSDate,
+  fromJSDate,
+  toJSDate,
 };
 
 const ISO8601_REGEX
@@ -26,6 +32,8 @@ const RFC7231_REGEX = /^[A-Za-z]{3},\s[0-9]{2}\s[A-Za-z]{3}\s[0-9]{4}\s[0-9]{2}:
 
 const EXCEL_FORMAT_REGEX = /^-?\d+(\.\d+)?$/;
 
+const JS_DATE_REGEX = /^new\s+Date\(\s*(?:(\d+)\s*,\s*)(?:(\d|11)\s*,\s*(?:(\d+)\s*,\s*(?:(\d+)\s*,\s*(?:(\d+)\s*,\s*(?:(\d+)\s*,\s*)?)?)?)?)?(\d+)\)\s*;?$/;
+
 function createRegexMatcher(regex: RegExp) {
   return (date?: string) => !_.isNil(date) && regex.test(date);
 }
@@ -35,9 +43,19 @@ const isISO9075DateString = createRegexMatcher(ISO9075_REGEX);
 const isRFC3339DateString = createRegexMatcher(RFC3339_REGEX);
 const isRFC7231DateString = createRegexMatcher(RFC7231_REGEX);
 const isUnixTimestamp = createRegexMatcher(/^[0-9]{1,10}$/);
-const isTimestamp = createRegexMatcher(/^[0-9]{1,13}$/);
+const isTimestamp = createRegexMatcher(/^([0-9]{1,13}|[0-9]{16})$/);
+const isTimestampMilliSeconds = createRegexMatcher(/^[0-9]{1,13}$/);
+const isTimestampMicroSeconds = createRegexMatcher(/^[0-9]{16}$/);
 const isMongoObjectId = createRegexMatcher(/^[0-9a-fA-F]{24}$/);
 
+const isJSDate = createRegexMatcher(JS_DATE_REGEX);
+function fromJSDate(date: string): Date {
+  const res = JS_DATE_REGEX.exec(date);
+  const parts = (res || []).filter(p => p !== undefined).map(p => Number.parseInt(p, 10)).slice(1);
+  return new (Function.prototype.bind.apply(Date, [null, ...parts]))();
+}
+const toJSDate = (date: Date) => `new Date(${date.getFullYear()}, ${date.getMonth()}, ${date.getDate()}, ${date.getHours()}, ${date.getMinutes()}, ${date.getSeconds()}, ${date.getMilliseconds()});`;
+
 const isExcelFormat = createRegexMatcher(EXCEL_FORMAT_REGEX);
 
 function isUTCDateString(date?: string) {
@@ -60,3 +78,14 @@ function dateToExcelFormat(date: Date) {
 function excelFormatToDate(excelFormat: string | number) {
   return new Date((Number(excelFormat) - 25569) * 86400 * 1000);
 }
+
+function fromTimestamp(timestamp: string, type: 'auto' | 'milliseconds' | 'microseconds' = 'auto') {
+  let milliSeconds = 0;
+  if (type === 'microseconds' || isTimestampMicroSeconds(timestamp)) {
+    milliSeconds = Number(timestamp) / 1000;
+  }
+  else if (type === 'milliseconds' || isTimestampMilliSeconds(timestamp)) {
+    milliSeconds = Number(timestamp);
+  }
+  return addMilliseconds(new Date(0), milliSeconds);
+}
diff --git a/src/tools/date-time-converter/date-time-converter.vue b/src/tools/date-time-converter/date-time-converter.vue
index 5636ed46..d4919851 100644
--- a/src/tools/date-time-converter/date-time-converter.vue
+++ b/src/tools/date-time-converter/date-time-converter.vue
@@ -10,21 +10,25 @@ import {
   isDate,
   isValid,
   parseISO,
-  parseJSON,
 } from 'date-fns';
+import { UTCDate } from '@date-fns/utc';
 import type { DateFormat, ToDateMapper } from './date-time-converter.types';
 import {
   dateToExcelFormat,
   excelFormatToDate,
+  fromJSDate,
+  fromTimestamp,
   isExcelFormat,
   isISO8601DateTimeString,
   isISO9075DateString,
+  isJSDate,
   isMongoObjectId,
   isRFC3339DateString,
   isRFC7231DateString,
   isTimestamp,
   isUTCDateString,
   isUnixTimestamp,
+  toJSDate,
 } from './date-time-converter.models';
 import { withDefaultOnError } from '@/utils/defaults';
 import { useValidation } from '@/composable/validation';
@@ -46,6 +50,12 @@ const formats: DateFormat[] = [
     toDate: parseISO,
     formatMatcher: date => isISO8601DateTimeString(date),
   },
+  {
+    name: 'ISO 8601 UTC',
+    fromDate: date => (new UTCDate(date)).toISOString(),
+    toDate: parseISO,
+    formatMatcher: date => isISO8601DateTimeString(date),
+  },
   {
     name: 'ISO 9075',
     fromDate: formatISO9075,
@@ -73,7 +83,7 @@ const formats: DateFormat[] = [
   {
     name: 'Timestamp',
     fromDate: date => String(getTime(date)),
-    toDate: ms => parseJSON(+ms),
+    toDate: ms => fromTimestamp(ms),
     formatMatcher: date => isTimestamp(date),
   },
   {
@@ -94,6 +104,12 @@ const formats: DateFormat[] = [
     toDate: excelFormatToDate,
     formatMatcher: isExcelFormat,
   },
+  {
+    name: 'JS Date',
+    fromDate: date => toJSDate(date),
+    toDate: date => fromJSDate(date),
+    formatMatcher: isJSDate,
+  },
 ];
 
 const formatIndex = ref(6);