Convert older Amazon Kindle books to open-standard e-reader formats. Every conversion runs locally on your Mac — your MOBI files are never uploaded.
macOS 14 or later · Apple silicon · Free to try
MOBI is an older Amazon Kindle e-book format. EPUB is the open e-book standard used by most e-readers. Convert older Amazon Kindle books to open-standard e-reader formats.
PrivateRemix handles the MOBI-to-EPUB conversion in a couple of clicks, with the result saved right next to your original file.
Unlike free online converters, PrivateRemix has no server. Your MOBI files stay on your Mac — no upload, no cloud, no account.
Drag a MOBI file into PrivateRemix, or pick one from your Mac.
Select EPUB from the formats PrivateRemix offers for your file.
The new EPUB appears next to the original. Nothing leaves your Mac.
PrivateRemix preserves your content faithfully during the conversion. Text, images and layout are carried across as cleanly as the formats allow.
Amazon has retired MOBI in favour of newer formats. Converting to EPUB keeps your books readable on modern e-readers.
Apple Books, Google Play Books, Kobo and most e-readers open EPUB. It reflows text to fit any screen size.
No. PrivateRemix runs entirely on your Mac using its own processor. Your MOBI files never leave the device — there is no server to upload to, and it works fully offline.
Yes. Drop in a batch of MOBI files and PrivateRemix converts them all locally, saving each new EPUB next to its original.
Free to try. macOS 14 or later, Apple silicon.