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CalcYou vs Math Expression Evaluator: catalog facts
CalcYou	Math Expression Evaluator
Free Free and open source under the GPL-3.0, with no ads.	Free Free and released into the public domain.
Android	Android
Scientific calculator, unit converter and grapher in one app No ads or trackers	Supports named variables in calculations Text-based input similar to a programming language
Currency rates only update with app releases Android only	Basic compared with MathCad or Octave Android only
Downloadable app	Downloadable app
Open source	Closed source
License: GPL-3.0	License: Public domain
No account needed	Not stated if an account is 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.