Notes
- Runs locally in your browser (when possible).
- Include a clear export/download or batch mode when relevant.
Date-fns Calculator
Date-fns Calculator. Free to use.
Examples: yyyy-MM-dd, HH:mm:ss, EEEE (day name)
Runs locally in your browser.
Privacy-first by default
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Most tools run locally in your browser. If a tool needs uploads, the page will say so.
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