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PDF Reader Pro vs Preview: catalog facts
PDF Reader Pro	Preview
Freemium Free to download; advanced features and AI credits are paid.	Free Included with macOS at no extra cost.
Windows, macOS, Android, iOS	macOS
Broad feature set: editing, conversion, OCR, forms and signing Available on all major desktop and mobile platforms	Already installed on every Mac Handles both PDFs and images
Many features and AI tools require payment AI features use a credit system	macOS only No advanced editing of PDF text or OCR tools like dedicated editors
Downloadable app	Downloadable app
Closed source	Closed source
License not stated	License: Proprietary
Not stated if an account is needed	No account needed
Not stated if it works offline	Works offline
Official website Full listing and sources Checked September 23, 2026	Official website Full listing and sources Checked September 24, 2026

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