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Calculator You vs Unitto: catalog facts
Calculator You	Unitto
Free Free and open source under the GPL-3.0 licence.	Free Free with no ads or in-app purchases; open source under the GPL-3.0.
Android	Android
More than 60 color themes Handles both simple and scientific calculations	Calculator, unit, currency, date and time zone tools in one app No ads, in-app purchases or analytics
Android only No tagged releases on GitHub	Android only Currency conversion needs an internet connection for rates
Downloadable app	Downloadable app
Open source	Open source
License: GPL-3.0-only	License: GPL-3.0
Not stated if an account is needed	No account needed
Not stated if it works offline	Not stated if it works offline
Official website Full listing and sources Checked October 2, 2026	Official website Full listing and sources Checked October 2, 2026

Catalog facts only. Anything “not stated” is unconfirmed. Check full listings for details.