Compare software

Preview vs Viso: catalog facts
Preview	Viso
Free Included with macOS at no extra cost.	Paid Costs $7.99 after a free trial.
macOS	macOS
Already installed on every Mac Handles both PDFs and images	Clean frameless viewing window Shows detailed image metadata including lens and location
macOS only No advanced editing of PDF text or OCR tools like dedicated editors	macOS only Paid after the trial
Downloadable app	Downloadable app
Closed source	Closed source
License: Proprietary	License not stated
No account needed	No account needed
Works offline	Works offline
Official website Full listing and sources Checked September 24, 2026	Official website Full listing and sources Checked October 2, 2026

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