Convert EPUB to MOBI Online

Free, fast, and secure. Convert EPUB files to MOBI directly in your browser — no uploads, no limits.

100% Private

No Upload

Works Offline

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About EPUB to MOBI Conversion

Transform your digital books for maximum reader compatibility. Different e-readers require different formats—we handle the conversion while preserving your reading progress markers and formatting.

How to Convert EPUB to MOBI

Converting files has never been easier or more secure. MixConvert uses advanced browser-based technology to process your files instantly without uploading them to a remote server. Follow these simple steps to get started:

Select Your Files: Click "Choose Files" or simply drag and drop your EPUB files (.epub) into the upload area.
Choose Output Format: Verify that MOBI (.mobi) is selected as your target output format.
Convert Instantly: Hit "Convert All" and watch as your files transform instantly using our browser-based engine.
Download: Download your converted MOBI files individually, or grab them all at once as a ZIP archive.

EPUB to MOBI FAQ

How do I convert EPUB to MOBI on my phone?

MixConvert works seamlessly on iOS and Android devices. Open this page in your mobile browser, select your EPUB files, and convert to MOBI with the same ease as on desktop.

Is it safe to convert EPUB to MOBI here?

Yes, your files never leave your device. We use WebAssembly technology to process EPUB files locally in your browser, making this the most private way to convert to MOBI.

Is there a file size limit for EPUB to MOBI conversion?

There are no arbitrary size limits. Since conversion happens locally, your device's RAM and processing power are the only constraints. Most modern devices handle files of any practical size.

How long does EPUB to MOBI conversion take?

Most EPUB files convert to MOBI in just a few seconds. Processing time depends on file size and your device's CPU. Large video files may take a bit longer.

Can I batch convert multiple EPUB files?

Yes! Select multiple EPUB files and convert them all to MOBI simultaneously. You can then download each file or grab everything as a single ZIP archive.