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Enter content, process with one click
1Introduction
Batch Timestamp Converter quickly converts Unix timestamps to and from readable date-times in bulk. Paste multiple lines at once, with seconds and milliseconds supported, all processed locally in your browser.
2How to Use
Choose Direction
Choose timestamp-to-date or date-to-timestamp and set seconds/milliseconds.
Paste Data
Paste multiple lines of timestamps or date-times into the input box.
Convert
Click convert and the results appear in the output area for copying.
3FAQ
Which timestamp formats are supported?
Second-level and millisecond-level Unix timestamps, one per line; date-time formats support common separators such as 2024-01-01 12:00:00.
Is my data uploaded?
No. The tool runs locally in your browser; data never leaves your computer.