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Alter vs Elephas: catalog facts
Alter	Elephas
Freemium Download and start without a credit card; paid plan details are not given in the research.	Freemium Free to start with a 7-day Pro trial; paid plans unlock Pro features.
macOS	macOS, iOS
Uses screen and app context for requests Voice commands and dictation that trigger actions	Indexes documents locally on the Mac Redacts sensitive data before sending text to cloud models
Mac only, macOS 14 or later Pricing is not clearly stated on the homepage	No Windows version yet Pro features need a paid plan after the trial
Downloadable app	Downloadable app
Closed source	Closed source
License not stated	License not stated
Not stated if an account is needed	Not stated if an account is needed
Works offline	Works offline
Official website Full listing and sources Checked October 2, 2026	Official website Full listing and sources Checked October 1, 2026

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