buncha/time & productivity/datecalc

Date Calculator

Start date
·
End date
Difference
0days
0
Years
0
Months
0
Weeks
0
Hours

Pairs well with

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Recurring Session Planner
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Pomodoro Timer
Focus timer with work sessions and break intervals
Age Calculator
Calculate your exact age in years, months, days, a

About Date Calculator

Calculate the difference between dates or add/subtract days.

Everything happens on your device. Close the tab and it's gone.
b
Built browser-first. Run by one developer.
Every tool runs on your device. No tracking pixels, no sign-up to start. The numbers below are pulled live from the registry.
386
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Files never uploadNo tracking pixelsNo sign-up neededWorks in any modern browser
The handful of AI tools (paraphrase, summarise, blog, captions, etc.) send your prompt text to Anthropic's Claude API to do the work. Files, images, PDFs and video never leave your device. Pick the tools that fit your privacy comfort.