A Zamzar alternative for Mac
Zamzar converts files in the browser, but that means uploading your documents and waiting. If you want the same conversions without sending files away — and without size limits — a native Mac app is the alternative.
The short answer
Offline Converter for Mac is a fast, private Zamzar alternative: it converts files locally with no upload, no size cap and no watermark, across video, audio, images, documents and more.
No upload or wait
Files convert instantly on your Mac instead of uploading to a website.
No size limit
Convert large files that browser tools reject.
Private
Your documents never leave your device.
Broad format support
One app for video, audio, images, RAW, documents and ebooks.
Frequently asked questions
Is there a Mac alternative to Zamzar?
Yes — Offline Converter for Mac converts files locally, with no upload and no size limit.
Do I need to give an email?
No. There's no account or email step — just drag, drop and convert.
Is it private?
Yes, everything runs on your Mac.