Comparison

BookFusion vs Babel Reader

Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.

Head to head
About

BookFusion

Manage, read, and organize your entire eBook collection across all devices with cloud synchronization. Customize your reading experience with extensive settings, highlights, and annotations. Supports various formats and offers text-to-speech functionality.

Highlights
  • Cross-platform eBook reader
  • Cloud synchronization
  • Organize with virtual bookshelves
  • Highlights and annotations
  • Text-to-Speech (TTS)
  • Send to Kindle
  • Calibre integration
Features
Read full description

Thousands of readers use BookFusion to manage, read and enjoy over 2 million eBooks. BookFusion is the best cross platform eBook reader and manager with cloud sync that allows you to easily read, organize and manage your eBooks across all your devices. ◇ Features ◇ Integrated Reader - Read all your EPUB, PDF, & CBZ/CBR eBooks both online and offline with clean and intuitive interface . Extensive Reader Settings - Customize your reading experience from vertical/horizontal margins, line spacing, fonts, bold/italics, colors and much more. Seamless Syncing - Sync your reading progress, highlights & annotations, eBooks and bookmarks across all devices. Pick up exactly where you left off. Organize & Manage - Easily organize and access all your eBooks seamlessly whether offline or online. Organize your eBooks using virtual bookshelves or place them into Series. Quickly find the eBook you are looking for using the category, tags or author filters. The perfect eBook Organizer & eBook Manager in one. Light & Dark Mode – Dark or Light the preference is yours! Highlights & Annotations - Highlight with your preferred colors and add tags to highlights to keep them organized. Sort your highlights by date or reading progress and easily export them to use in other apps in CSV, Markdown, HTML and PDF formats eBook Cloud - Keep your entire eBook collection at the tips of your fingers by storing them in the cloud and downloading them to read offline only when you need to. Any title just a click away. Text-to-Speech (TTS) - Listen to your favorite eBooks with Apple's native natural-sounding text-to-speech feature. Customize reading speed, voice and accessibility. Ideal for audiobook lovers busy lifestyles and accessible for all readers. Send to Kindle – Organize and quickly send your next read to your Kindle device with one click. Calibre Integration - The perfect Calibre Ally. Sync metadata, custom columns, series, tags and incremental updated PDF & EPUB files to all your devices. Your entire Calibre library on your devices when you need it. Vertical Writing Support - Read Chinese, Vietnamese, Korean, and Japanese eBooks with ease. Image/Area Highlights & Annotations (PDFs) - Easily annotate/highlight images, tables, graphs or even text. Any element at all in your PDF can now be highlighted and annotated. EPUB 3 Support - With support for the full EPUB 3 spec. You can read eBooks with rich interactivity support that includes video, audio, Q&A, games and much more. Widgets – Quickly view and jump back into your last read, currently reading, or highlights right from your home screen with iOS Widgets. Multi-Window Support (iPadOS & macOS) – Open multiple books side by side, drag books into Split View, or read and view highlights simultaneously. Perfect for multitasking, studying, or comparing texts. NOTE: You will need to install the BookFusion Calibre Plugin to sync your eBooks to all your devices. See the tutorial at https://support.bookfusion.com/hc/en-us/articles/360018852052-Installing-Using-the-BookFusion-Plugin-for-Calibre Open With - Don’t like the integrated reader? Use the open with functionality to send and read your eBooks with your preferred app. No lock-in Metadata & Book Details – Know what an eBook is about at a glance or easily edit the cover, description, author tags and other information. Additional Formats Supported via Web - These include: AZW, AZW3, AZW4, CBC, CHM, DJVU, DOCX, FB2, FBZ, HTML, HTMLZ, LIT, LRF, PRC, PDB, PML, RB, RTF, SNB, TCR, TXT, TXTZ in a single app. These must be uploaded via the Web App before using the iOS App Choose from over 70,000 eBooks ◇ Other ◇ Have feedback or just want to chat? We would love to hear from you. Drop us a line at support@bookfusion.com or join us for a chat on Discord at https://www.discord.gg/7v34UYq Terms of Service - https://www.bookfusion.com/terms Privacy Policy - https://www.bookfusion.com/privacy

About

Babel Reader

Read EPUB books with a customizable, distraction-free experience. Translate any paragraph instantly on-device, supporting over 20 languages. Organize your library and sync across Apple devices.

Highlights
  • Distraction-free reading experience
  • On-device translation for 20+ languages
  • Customizable typography and themes
  • EPUB 2 & 3 support
  • Library organization and iCloud sync
  • Read Aloud and Share functionality
Features
Read full description

Babel Reader is a clean, distraction-free EPUB reader for iPhone and iPad. Import your books, read with beautifully crafted typography, and translate any paragraph with a single tap — all without sending a single byte to any server. READING EXPERIENCE • Page-by-page layout with smooth swipe navigation • Portrait and landscape support (two-column layout in landscape) • Four reading themes: White, Sepia, Night, and Slate • Five typefaces: Georgia, Palatino, Baskerville, Iowan Old Style, and System • Adjustable text size and line spacing • Each book remembers its own display settings — font, size, line spacing, and theme • Optional hyphenation and text alignment (flush left, justified, flush right, centred) • Clock and chapter progress indicator always visible while you read TRANSLATION • Tap any paragraph to translate it in place • Tap again to restore the original • Translation runs entirely on your device — no text leaves your iPhone or iPad • Supports 20+ languages including Arabic (with full RTL support), Chinese (Simplified & Traditional), Dutch, English, French, German, Hindi, Indonesian, Italian, Japanese, Korean, Polish, Portuguese, Russian, Spanish, Thai, Turkish, Ukrainian, and Vietnamese • Optional Read Aloud & Share: have the original or the translation read aloud, or share either via any app on your device YOUR LIBRARY • Import EPUB files from Files, Mail, Safari, and any other app that supports Share Sheet • Organise your books into Collections • Grid or list view • Sort by date added, title, author, language, or most recently read • Edit book title, author, and language metadata • iCloud sync: keep your entire library and reading progress in sync across all your Apple devices (optional, uses your private iCloud account) AVAILABLE IN 6 LANGUAGES The app interface is fully localised in English, German, French, Dutch, Spanish, and Italian. PRIVACY FIRST Babel Reader collects no personal data. It contains no advertising, no analytics, and no third-party tracking of any kind. On-device translation never sends your text to a server. iCloud sync uses only your own private iCloud account — your data is never accessible to the developer. EPUB FORMAT Babel Reader supports EPUB 2 and EPUB 3 files. PDF, MOBI, and AZW3 are not supported in this version.

Screenshots

BookFusion4 screens
Babel Reader4 screens

Verdict

The call

The clearest difference is price: BookFusion at Free against Babel Reader's $4.99. BookFusion also leads on update cadence (every 10 days vs every 3 weeks) and iOS requirement (15.1 vs 18.6). Babel Reader's advantage is in-app purchases (none vs 6) and review sentiment (100% vs 77%). On ads and device support there is nothing between them.

Scored on Price · Rating · Positive reviews · Number of ratings · Update frequency · Ads · In-app purchases · Monetization · Best chart rank · Devices · Requires iOS

CostPrice · In-app purchases · Ads · Monetization

BookFusion is free to download; Babel Reader costs $4.99 up front. BookFusion sells 6 in-app purchases, starting at $1.99 per month. Babel Reader asks for nothing beyond the download.

UpkeepUpdate frequency

BookFusion ships an update every 10 days, Babel Reader every 3 weeks. The most recent releases landed on October 11, 2026 and September 20, 2026 respectively.

Scorecard6 real differences · 4 level
BookFusion versus Babel Reader: the parameters behind the verdict, then further details
ParameterBookFusionBabel Reader
PriceFree — better$4.99
Rating4.7 (514 ratings) — better—
Positive reviews76.7% of reviews100.0% of reviews — better
Number of ratings514 — better—
Update frequencyEvery 10 days — betterEvery 3 weeks
AdsNoNo
In-app purchasesYesNo — better
MonetizationFree with in-app purchases — betterPaid
DevicesiPhone, iPad, iPod — betteriPhone, iPad
Requires iOS15.1 — better18.6
Further details — not scored
Size158 MB2 MB
Age rating12++4
DeveloperBookFusionMartin Bocker Dr

Customer experience

BookFusion

All ratings514 ratings
Positive92.6%
Neutral2.5%
Negative4.9%
Written reviews223 reviews
Positive76.7%
Neutral9.4%
Negative13.9%

Babel Reader

Written reviews1 reviews
Positive100.0%
Neutral0.0%
Negative0.0%

Bugs and requests

BookFusion

Reported bugs

5 issues
  • Highlights and notes not always saving properly
  • Reading position sometimes resets unexpectedly
  • Widget not functioning as expected
  • Occasional crashes and freezes
  • Issues with importing certain ebook formats

Requested features

6 requests
  • Add page numbers instead of just percentages
  • Implement a true dark mode
  • Improve PDF viewing and annotation capabilities
  • Add support for DJVU format
  • Provide an option to purchase a lifetime license
Show 1 more
  • Implement better organization tools like folders/shelves

Babel Reader

Not enough reviews yet to summarise bugs or requests.

In-app purchases

6 purchases

BookFusion

Subscriptions6
  • Casual Monthly$1.991 Month
  • Advanced Monthly$4.991 Month
  • Power Monthly$9.991 Month
Show 3 more
  • Casual Yearly$18.991 Year
  • Advanced Yearly$47.991 Year
  • Power Yearly$95.991 Year
None

Babel Reader

No in-app purchases

Questions

Is BookFusion free?
BookFusion is free to download, with in-app purchases available.
Is Babel Reader free?
Babel Reader costs $4.99, with no in-app purchases.
Do BookFusion or Babel Reader have ads?
Neither BookFusion nor Babel Reader shows ads.
Which is updated more often, BookFusion or Babel Reader?
BookFusion ships an update every 10 days, and Babel Reader every 3 weeks. Most recently, BookFusion was updated on October 11, 2026 and Babel Reader on September 20, 2026.

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