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Hemingway Editor vs Vale: catalog facts
Hemingway Editor	Vale
Freemium The editor can be tried free; the Plus AI tier is paid after a two-week trial.	Free The open-source software is available without a license fee. Hosting, hardware and…
Web	Windows, macOS, Linux, Command line
Highlights hard-to-read sentences at a glance Plus tier adds grammar checks and tone adjustment	Runs style checks in editors, scripts or continuous integration.
AI fixes require the paid Plus tier Research gives few details beyond the web editor	You need to choose or write the style rules it enforces.
Web application	Downloadable app
Closed source	Open source
License not stated	License: MIT
Not stated if an account is 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 September 24, 2026	Official website Full listing and sources Checked September 22, 2026

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