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EmEditor vs UltraEdit: catalog facts
EmEditor	UltraEdit
Freemium Free edition available; Professional is a paid upgrade with a 90-day money-back guarantee.	Paid Commercial licence, sold alone or in the All Access bundle.
Windows	Windows, macOS, Linux
Opens very large files with low memory use Dedicated CSV editing and analysis tools	Handles very large files Text, code and hex editing in one program
Windows only Some features require the paid Professional edition	Paid licence required Proprietary software
Downloadable app	Downloadable app
Closed source	Closed source
License: Proprietary	License: Proprietary
No account needed	Not stated if an account is needed
Works offline	Works offline
Official website Full listing and sources Checked September 23, 2026	Official website Full listing and sources Checked September 23, 2026

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