Growth · alternatives · 2026

24 alternatives to Nimbooks

Host all your digital reads in one place

Below are 24 products that do a similar job, ranked by how close each is in meaning and then by launch-day votes. Nimbooks launched in 2018; newer entries below may have overtaken it.

1
eInk optimized manga with Kindle Comic Converter (+Kobo/ReMarkable)▲240
Kindle Comic Converter optimizes comics and manga for eink readers like Kindle, Kobo, ReMarkable, and more. Pages display in fullscreen without margins, with proper fixed layout support. Its main feature is various optional image processing steps to look good on eink screens, which have different requirements than normal LCD screens. It also does filesize optimization by downscaling to your specific device's screen resolution, which can improve performance on underpowered ereaders. Supported input formats include folders/CBZ/CBR/PDF of JPG/PNG files and more. Supported…
2025 · github.com · its alternatives →
2
ReadHere▲146
Lightweight PDF & EPUB reader in your browser
Jun 2026 · readhere.app · its alternatives →
3AU
A usable eBook reader inside a browser (azw3, mobi, ePub, pdf)▲297
2021 · loudreader.com · its alternatives →
4
Bookaroozie▲135
AI powered Kindle alternative that works with PDFs, EPUBs
2025 · bookaroozie.com · its alternatives →
5
Epub.to – ePub to pdf, mobi, Kindle, and an API▲246
EPUB.to converts EPUB to PDF, MOBI, AZW3, TXT, and more. Convert any document to EPUB for e-readers. The easiest way to manage, convert, and optimize eBook files online for free.
2021 · epub.to · its alternatives →
6
Readwok▲107
Reader with a progressive viewing mode
2021 · readwok.com · its alternatives →
7
MangaConverter▲8
Convert manga and comics for any e-reader, in your browser
Aug 2026 · mangaconverter.com · its alternatives →
8
Tablo▲115
Medium for ebooks.
2014 · tablo.io · its alternatives →
9
Auto-Reader▲2
A hands-free way to read and hear books, and zoom for comics
Sep 2026 · auto-reader.com · its alternatives →
10
Safari ▲97
Spotify for Ebooks
2014 · oreilly.com · its alternatives →
11
Veve Comics▲133
An exciting new way to read and collect comic books
2024 · veve.me · its alternatives →
121A
1paragraph – a browser-based, offline-first ePub reader▲108
2022 · 1paragraph.app · its alternatives →
13
Readmill▲69
A beautiful e-book reader for iPhone, iPad and Android
2013 · readmill.com · its alternatives →
14
Coolmuster PDF to ePub Converter▲12
Convert PDF to ePub for Better Reading Experience
2024 · coolmuster.com · its alternatives →
15
Shelfie▲104
Get free and discounted Ebooks of your print or paper books
2015 · its alternatives →
16
Azuki▲72
A subscription service for reading the latest manga chapters
2022 · omoi.com · its alternatives →
17
Book Reader: Comic, Manga & PDF Reader▲3
Read eBooks, PDFs, EPUB, DJVU, Manga & Comics books easy.
2022 · play.google.com · its alternatives →
18
Paperback▲69
A simple and beautiful way to read Pinboard articles later
2018 · its alternatives →
19
BiblioFuse Web▲5
Compress & merge EPUB and CBZ files locally in your browser
Jan 2026 · bibliofuse-web.netlify.app · its alternatives →
20
FolioReaderKit▲70
A Swift ePub reader and parser framework for iOS.
2016 · github.com · its alternatives →
21
Shelfie - Connecting Readers and Books▲72
Get free and discounted Ebooks of your print or paper books
2015 · its alternatives →
22
BiblioFuse Comic Reader & Compress
Read and stream your personal comic library anywhere
Feb 2026 · apps.apple.com · its alternatives →
23
BookFlow▲2
The Best Book Reader Chrome Extension for Book Files
Jun 2026 · chromewebstore.google.com · its alternatives →
24
Panels for MacOS▲15
Download Panels - Comic Reader by Produkt Studio on the App Store. See screenshots, ratings and reviews, user tips, and more apps like Panels - Comic Reader.
2025 · panels.app · its alternatives →

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Ranked by how close each launch is in meaning, then by votes. Prices were read from each product’s own site when checked and can change. Refine with your own description →