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Squash vs Tiny Image: catalog facts
Squash	Tiny Image
Paid Paid app, with additional effect packs sold separately.	Free The app is free and open source under the MIT license.
macOS	macOS
Batch resize, convert and compress in one step Removes or edits private metadata	Compresses images through the TinyPNG service Converts PNG, JPEG, AVIF, and WebP
macOS only Extra effect packs cost more	Uses TinyPNG's online service macOS 13 or later is required for version 2.0 and newer
Downloadable app	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 October 2, 2026	Official website Full listing and sources Checked October 8, 2026

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