Documents conversion
Convert Markdown to MOBI
Updated Jul 2026
Markdown is the plain-text format behind most docs, READMEs, and notes, and MOBI is the ebook format older Kindles read. To convert, open the Markdown file in a converter and export it as MOBI, which turns your headings, bold text, and lists into a formatted, paginated ebook. Doing this on your own computer means the file never has to leave it.
- Extension
- .md
- Type
- Documents
- Typically
- Docs, READMEs, notes
- Extension
- .mobi
- Type
- Ebooks
- Typically
- Older Kindles
Convert Markdown to MOBI on your own computer. Nothing uploads.
How to convert Markdown to MOBI
- Open Morphjet and drag in the Markdown file you want to convert. Add one file or a whole folder of notes at once.
- Choose MOBI as the output format.
- Convert. The MOBI file is written next to your original, and nothing leaves your machine.
Markdown vs MOBI: what actually changes
| Markdown | MOBI | |
|---|---|---|
| Opens on | Text editors, code editors, GitHub, most writing apps | Older Kindle devices and Kindle reading apps |
| File size | Tiny, plain text | Larger, since headings, styling, and structure are packaged in |
| Editable as text | Yes, in any text editor | No, it's a compiled ebook file |
| Formatting | Lightweight markup, rendered by whatever opens it | Rendered directly, with reflowable pages and styled headings |
| Navigation | None built in | Chapter and heading navigation, if headings are used |
When to convert, and when not to
Convert Markdown to MOBI when you've written notes, a manuscript, or documentation in Markdown and want to read it as a proper book on an older Kindle, with headings, pagination, and navigation instead of raw text.
Keep the Markdown original if you still need to edit the text, track changes in a repository, or paste it elsewhere as plain text, since a MOBI file isn't meant to be edited afterward.
Why not just use an online converter?
Markdown files often hold drafts, private notes, or unpublished manuscripts, the kind of writing you'd rather not hand to a stranger's server. An online converter has to upload the file to convert it. Morphjet converts it on your own computer, so the text stays where you wrote it.
Questions
Does converting Markdown to MOBI lose any content?
No. Markdown to MOBI is a lossless conversion, the text, headings, and structure all carry over. What changes is presentation: your markup becomes rendered formatting in a paginated ebook.
Can I still edit the file after converting it to MOBI?
Not directly. MOBI is a compiled ebook format, not plain text, so if you need to keep editing, work from the Markdown original and convert again when you're ready to read.
Will images in my Markdown file show up in the MOBI?
Yes, images referenced in the Markdown are embedded into the MOBI file, which is part of why the ebook ends up larger than the source text.
Do newer Kindles need MOBI, or something else?
Newer Kindles and the Kindle app favor newer formats, but MOBI still opens fine on older Kindle hardware and in most Kindle apps, which is why it's still worth having around.
Can I convert Markdown to MOBI without uploading it anywhere?
Yes. A desktop app like Morphjet converts the file locally, so your notes or manuscript never travel over the internet.
Morphjet converts Markdown, MOBI, and 1,800+ other formats, all on your machine. Launching this July.