Open your .mobi files.
Press Convert.
Save the EPUB, or send it to your Kindle with Send to Kindle.
Amazon stopped accepting MOBI in Send to Kindle, and Apple Books and Kobo never read it. EPUB works with all of them.
Books bought from the Kindle store are locked to your Amazon account. Those can only be read in Kindle apps and devices.
No. Everything happens inside your browser, on your own device. The site's security settings stop the page from sending your files anywhere.
Yes. No sign-up, no daily limit and no watermark.
Yes, in Safari, Chrome and other modern browsers. You can open files from the Files app or your downloads, and save the results back.
Customer lists, contacts, bank exports and the routes you run from home stay on your phone or computer from start to finish.
How it stays private131 converters for the files people use every day.