Convert EPUB to MOBI
Free, fast and secure — convert EPUB to MOBI right in your browser.
Convert EPUB to MOBI for wider compatibility
Converting EPUB to MOBI gives you a more widely supported file that opens cleanly across more devices, apps and platforms — handy when EPUB will not play nicely everywhere.
How to convert EPUB to MOBI
- 1 Drop your EPUB file into the converter above.
- 2 It is converted to MOBI automatically — no settings to fiddle with.
- 3 Download your new MOBI file instantly.
EPUB vs MOBI
| Feature | EPUB | MOBI |
|---|---|---|
| Compression | Lossless | Lossless |
| MIME type | application/epub+zip | application/x-mobipocket-ebook |
| Best for | Novels and long-form reading on e-readers, phones and tablets. | Reading on older Kindle e-readers — often converted from or to EPUB. |
About the formats
EPUB e-book
EPUB is the open standard for e-books. Its reflowable text adapts to any screen size and reader app, making it ideal for novels and long-form reading on phones, tablets and e-readers.
Strengths
- Reflows to fit any screen
- Adjustable fonts and sizes
- Open standard for e-readers
Limitations
- Not page-exact like PDF
- Weaker for complex layouts
- Needs an e-reader app
Best for: Novels and long-form reading on e-readers, phones and tablets.
Kindle MOBI e-book
MOBI is the older e-book format used by Amazon Kindle devices and apps. It holds reflowable text and is widely supported by older Kindles, though Amazon now favours newer formats.
Strengths
- Works on older Kindle devices
- Reflowable text
- Long-established e-book format
Limitations
- Being phased out by Amazon
- Weaker layout than EPUB
- Not ideal for complex formatting
Best for: Reading on older Kindle e-readers — often converted from or to EPUB.