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1Writer vs Ulysses: catalog facts
1Writer	Ulysses
Paid A paid app on the App Store.	Paid Paid app with a free trial on all devices.
iOS	macOS, iOS
Works on plain text and Markdown files you own Dropbox, WebDAV and iCloud Drive sync	Distraction-free editor for long-form writing Library for organizing large writing projects
iOS and iPadOS only No Android or desktop version of its own	Apple platforms only Paid after the trial
Downloadable app	Downloadable app
Closed source	Closed source
License not stated	License not stated
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 1, 2026	Official website Full listing and sources Checked September 23, 2026

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