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Photo Mechanic vs ACDSee Photo Studio: catalog facts
Photo Mechanic	ACDSee Photo Studio
Paid Commercial software; prices are not shown on the homepage.	Paid Paid editions and an ACDSee 365 subscription, with free trials.
Windows, macOS	Windows, macOS
Quick ingest and viewing without waiting for previews Fast metadata tools for captions, keywords and copyright	Combines library management and editing Several editions for different needs
Paid software Not a RAW developer; editing happens in other tools	Paid software with several editions to choose between Mac version is a separate product
Downloadable app	Downloadable app
Closed source	Closed source
License not stated	License: Proprietary
Not stated if an account is needed	Not stated if an account is needed
Works offline	Not stated if it 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.