Blog
Updates, new features, and changes to ZapCalculator.
2026-06-01
New calculator: percentages
You can now calculate percentages directly on ZapCalculator — one of the most requested features.
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2026-02-28
You can now type units directly in the inputs
Type things like "3 cm", "5 km" or "2.5 kg" and the calculator figures out the rest.
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2026-06-09
Who is behind ZapCalculator?
We added an "About the author" page so you can get to know who builds and maintains this site.
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2021-06-30
ZapCalculator is live!
ZapCalculator officially opened its doors with the first set of calculators.
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