Count down to launches, deadlines and holidays — enter a target date and time, or simply a duration in seconds, and get the remaining days, hours, minutes and seconds instantly.
🔒 Your file is processed locally in your browser whenever supported. This tool runs entirely on your device — nothing you type or upload is sent to a server, logged, or stored.
Anything your browser understands, such as 2026-12-31 23:59 or 2026-12-31T23:59. Times are interpreted in your local timezone.
The timer reports that the moment has passed instead of showing negative time.
| Platform | Supported | Offline | Local | Server | Network |
|---|---|---|---|---|---|
| WEB | Yes | Yes | Yes | No | Not required |
| PWA | Yes | Yes | Yes | No | Not required |
| ANDROID | Yes | Yes | Yes | No | Not required |
| IOS | Yes | Yes | Yes | No | Not required |
Count years, months, days and weeks between two dates.
Format a date in ISO, long, short and UTC styles.
Convert between Unix timestamps and human-readable dates.
Calculate exact age in years, months, and days.
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