Convert between Unix timestamps and human-readable dates
Timestamp to Date
1609459200 → 1/1/2021, 00:00:00 (local timezone).
Date to Timestamp
2025-01-01 12:30 → 1735734600 (seconds).
Current Time
Tap 'Use Current Time' to grab your now timestamp instantly.
Do you store dates or timestamps?
No. Everything is calculated in your browser.
Why does the date show my timezone?
toLocaleString formats using your device locale and timezone. Timestamps themselves are UTC-based.
Milliseconds or seconds?
Enter timestamps in seconds. The tool multiplies by 1000 to create a Date.