Computers often store time as a Unix timestamp — the number of seconds since the first of January 1970 — which is precise but meaningless to read. The Unix Timestamp Converter translates a timestamp into a human-readable date and turns a date back into a timestamp, with a live "now" value always on hand.
How to use the Unix Timestamp Converter
- Paste a timestamp to see the date it represents, or pick a date to get its timestamp.
- Read both the local time and UTC.
- Copy the value you need.
Why timestamps are everywhere
Storing time as a single number makes it easy for computers to compare, sort and calculate with — finding the difference between two moments is just subtraction. That is why databases, log files, APIs and programming languages lean on Unix time so heavily. The downside is that a value like 1700000000 tells a human nothing, which is exactly the gap this converter fills, letting developers debug logs and data by turning raw numbers into real dates and back again.
Tips for working with timestamps
- Watch the units; some systems use seconds, others milliseconds (a thousand times larger).
- UTC versus local time matters — the same instant looks different by timezone.
- Use the live "now" value to grab the current timestamp quickly.
- Subtract two timestamps to find an exact duration in seconds.
All conversion happens in your browser using your device's clock and timezone, so nothing is uploaded.
Quick reference
| Property | Detail |
|---|---|
| Timestamp | Seconds since 1970-01-01 |
| Converts to | Local time + UTC |
| Reverse | Date → timestamp |
| Live now | Current value shown |
| Processing | Local |