Send to Kindle for manga and comics: what Amazon’s service can’t do, and the wireless shelf that can
Amazon’s Send to Kindle is the official way to put your own files on a Kindle, and for a novel it is excellent: email the file or drop it on the web page and it arrives in your library over Wi-Fi. Manga and comics run into its edges fast. The accepted list on Amazon’s Send to Kindle page, as of October 2026, is PDF, DOC, DOCX, TXT, RTF, HTM, HTML, PNG, GIF, JPG, JPEG, BMP and EPUB. CBZ and CBR, the formats manga and comics actually come in, are not on it, so a volume straight from your drive is refused before anything else happens.
↑ Upload and configure in our Studio
Size is the second wall. By email, Amazon’s help page allows up to 25 attachments and a total of 50 MB per message, and suggests zipping anything larger; the web uploader takes a single file of up to 200 MB. A print-resolution manga volume routinely weighs more than either figure, so even a volume you have repacked as EPUB can bounce. And Send to Kindle is a transport. It carries the file and converts it into Amazon’s own format on the way in, but it does not resize pages for your model, crop scan borders, split double-page spreads or set right-to-left reading. Whatever the EPUB looked like before it was sent is what you get on the device, only shrunk to fit.
This page does two things. It tells you exactly where Amazon’s service stops, so you stop fighting it, and it shows the route built for the steps Amazon cannot do: convert the volume here for your exact Kindle, then pick the finished file up on the Kindle itself from your Reader Shelf, with no cable, no email and no attachment limit.
- Files auto-delete after 24 hours
- No install, runs in any browser
- Free to use
- The genuine open-source KCC engine
How to get a manga volume onto your Kindle without a cable
Convert it for your Kindle model
Drop in the CBZ, CBR, CB7, ZIP, RAR, 7Z, PDF or EPUB and pick your Kindle: Paperwhite, Scribe, Colorsoft, Oasis, Kindle 11 and the older models all have real profiles. Every page is rebuilt for that screen, borders trimmed, spreads split, right-to-left reading set if you want it. The output is an EPUB that Send to Kindle would also accept, usually a fraction of the original size.
It is already on your shelf
Every finished file lands on your account’s Reader Shelf by itself. There is no send button and nothing to tick. The shelf holds your last 50 files for 24 hours, and your account carries a permanent 6 digit code that opens it from any reader.
Open the shelf on the Kindle
On the Kindle, open the Experimental Browser from the three dot menu and go to mangaconverter.com/shelf. Type the 6 digit code and your shelf appears, with a cover and a Download button per file. Bookmark the page: next time your shelf is two taps away.
Tap Download
The file saves onto the Kindle and shows up in your library. Your first 7 downloads on the account are instant. After that each download waits a while before it starts, and the shelf prints how long; a Supporter pass removes the wait entirely.
What Send to Kindle is good at
It is free, reliable, and the file it delivers syncs to every Kindle and Kindle app on the account. For a device-fit EPUB under 50 MB by email or 200 MB on the web, it is a perfectly good delivery route, and the conversion here is what makes a manga volume qualify. Convert first, then use whichever route is in front of you.
USB still works for your own files
Amazon removed Download and Transfer via USB in February 2025, but that option was for downloading books you had bought from Amazon. Copying a converted EPUB onto the Kindle over a cable still works exactly as before, and it has no size limit, which makes it the fallback for an omnibus that stays large even after conversion.
Why the output is EPUB
Amazon dropped MOBI from Send to Kindle in 2022. EPUB is the format the service wants, every Kindle profile here outputs it, and Amazon converts it into its own format on arrival so the book behaves like any other in your library.
Frequently asked questions
Can I send a CBZ or CBR to my Kindle with Send to Kindle?
No. Amazon’s accepted list is PDF, DOC, DOCX, TXT, RTF, HTM, HTML, PNG, GIF, JPG, JPEG, BMP and EPUB, checked on Amazon’s Send to Kindle page in October 2026, and comic archives are refused outright. Convert the archive to an EPUB built for your Kindle first. After that any route works, including Amazon’s.
Why does Send to Kindle say my file is too large?
Because the email route is capped at a total of 50 MB per message, across up to 25 attachments, and the web uploader at 200 MB per file, according to Amazon’s own help pages. Manga at scan resolution often exceeds both. Converting for your exact model usually brings a volume well under 50 MB, because every page is rebuilt at the panel’s pixel size instead of print size. The Reader Shelf has no file size limit of its own, so a file that is still big after conversion can go that way.
My EPUB went through Send to Kindle but the pages look wrong. Why?
Because the service converts the container, not the pages. If the EPUB holds images larger than your screen, with white scan borders and double-page spreads still joined, that is what Amazon imports and the Kindle shrinks it to fit. The fix sits upstream of Amazon: convert with your Kindle’s profile here so each page is already sized, cropped and split, and the imported book reads cleanly. If Send to Kindle rejects the EPUB outright, check that it is a standard EPUB and under the size cap; a file converted here is both.
Does the Reader Shelf really work in the Kindle’s browser?
It was built for it. The shelf is a plain page with no scripts, large type and one Download button per file, which is what the Experimental Browser copes with, and it was tuned from photographs of real Kindles. That browser is still the weakest of the e-ink browsers and on some models it refuses a download. If yours does, download the file on your computer and send it through Send to Kindle, or copy it across with a USB cable. Both work with the converted EPUB.
Is the shelf free, and do I need an account?
You need an account, because the 6 digit code is what identifies your shelf, and converting itself is free. Your first 7 downloads are instant. After that each download waits a while before it starts, the shelf tells you how long, and a Supporter pass removes every wait.
Conversion runs on Kindle Comic Converter (KCC), the open-source engine, hosted here with a live preview so there is nothing to install. Delivery is your choice: the Reader Shelf in the Kindle’s own browser, Amazon’s Send to Kindle, or a cable.
Free, device-fit EPUB, picked up on the Kindle from your shelf