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microMathematics Plus vs Math Expression Evaluator: catalog facts
microMathematics Plus	Math Expression Evaluator
Free Free and open source under the GPL-3.0.	Free Free and released into the public domain.
Android	Android
Formulas shown in readable mathematical notation Worksheet keeps calculations together for reuse	Supports named variables in calculations Text-based input similar to a programming language
Android only Worksheet approach takes some learning compared with a plain calculator	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
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.