Compare software

TRex vs Viz: catalog facts
TRex	Viz
Free Free to download from GitHub.	Free Free to download; the developer accepts GitHub Sponsors donations.
macOS, Command line	macOS
Extracts text from images, PDFs and videos Sends recognised text straight to the clipboard	Extracts text from both images and videos Reads QR codes and barcodes
macOS only Accuracy depends on the clarity of the on-screen text	macOS only Little documentation on the product page
Downloadable app	Downloadable app
Closed source	Closed source
License not stated	License not stated
No account 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 1, 2026	Official website Full listing and sources Checked October 1, 2026

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