# Unix Timestamp Converter — Free Online Tool | Ibrahim Tools

> Convert Unix seconds or milliseconds into UTC dates and back.

Canonical: https://tools.ibrahimwali.com/timestamp-converter
Author: [Muhammad Ibrahim](https://ibrahimwali.com)

## How to use

1. Choose seconds or milliseconds.
2. Enter an integer timestamp or a UTC date.
3. Convert and check the UTC result.

## Questions and limitations

### How do I use the unix timestamp converter?

Choose seconds or milliseconds. Enter an integer timestamp or a UTC date. Convert and check the UTC result.

### What should I check before using the result?

Unix time counts from 1970-01-01T00:00:00Z. Explicit units prevent confusing seconds with milliseconds.

### Is my input stored or uploaded?

No. Tool input stays in browser memory and is not sent to a server. Favorites and recent tool names are saved locally only. Reloading clears your input.

## Guide

- [Unix Timestamp Converter guide](https://tools.ibrahimwali.com/blog/timestamp-converter-guide)

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