Time & Date Calculators
A toolkit for working with dates and times — durations, arithmetic, business days, Unix timestamps and ages.
Timestamp → date
Current Unix time: 1786451771
- UTC
- 2026-08-11 12:36:11
- UTC
- 2026-08-11 12:36:11
- Day / week
- Tuesday, Week 33
- ISO 8601
- 2026-08-11T12:36:11+00:00
- Milliseconds
- 1786451771000
Date → timestamp
Interpreted in the zone selected on the left (UTC).
1786451760
- In milliseconds
- 1786451760000
- UTC equivalent
- 2026-08-11 12:36:00
All calculations run on the server using PHP’s date engine. Date-only calculators treat times as UTC to avoid daylight-saving ambiguity.