Hedgehog reader vs Arnobooks
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
Hedgehog reader
This app allows you to read a wide variety of e-book and audiobook formats, organize your personal library, and even translate text offline. It offers features like full-text search, typo correction, and text-to-speech functionality.
- Supports multiple e-book and audiobook formats
- Organize library with shelves, search, and filtering
- Offline text translation
- Full-text search and notes
- Typo correction
- Text-to-speech with adjustable speed
- Import from local devices and cloud storage
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An app for reading books and organizing a personal library. The supported formats are FB2, MOBI, EPUB, DOCX, CBZ, CHM, RTF, HTML, MHTML, WebArchive, PDF, MD, TXT, and MP3, M4A, M4B for audiobooks. Import from local devices, iCloud, and Dropbox, as a single book and as a batch. An ability to create an internal shelves structure with search and filtering by genre, keywords, languages, series, and ratings. An ability to translate (even when there is no Internet connection) selected words and phrases to the chosen language, by presetting the list of languages to translate from. An ability to perform a full-text search throughout the entire library and the notes added to books. An ability to quickly correct typos in a book. Reading the text aloud (even when there is no Internet connection) with different variants of speed and operating from the music control. Bookmarks and notes with the ability to upload the latter as a file. An ability to directly download books from servers that support OPDS. Automatic synchronization of library content (and reading progress) across multiple devices.
Arnobooks
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Arnobooks is an EPUB reader and audiobook player for finding, downloading, and enjoying digital books without the fuss. SEARCH, DOWNLOAD, AND READ Search by title or author across public-domain works from sources such as the Biblioteca Nacional de España, Project Gutenberg, and Wikisource. Open a book, download the EPUB, and start reading with one tap. Once downloaded, it is available offline. AN EPUB READER MADE FOR READING • Continue on the exact page where you left off. • Browse the table of contents and search for words or phrases in the book. • Save bookmarks so you can return to important passages. • Adjust font size, typeface, line spacing, and brightness. • Choose from light, sepia, slate, and dark themes. • Turn pages with a natural page-curl effect. FREE AUDIOBOOKS TOO Find audiobooks on LibriVox, download their chapters, and listen offline. You can also import your own MP3, M4A, M4B, AAC, WAV, and OGG files. Arnobooks organizes chapters, saves your progress, and plays in the background with system controls. Add bookmarks and skip 15 seconds back or 30 seconds forward. SHARE AND RECOMMEND Recommend a book directly on WhatsApp. You can also export downloaded EPUBs through the system share sheet to WhatsApp, AirDrop, Mail, Files, and other compatible apps. NO ADS A clear reading and listening experience with no ads or distractions. Arnobooks does not sell books or audiobooks. Downloads come from the stated sources, and public-domain status may vary by territory. Only import and share content you have the legal right to use. Terms of Use (EULA): https://www.apple.com/legal/internet-services/itunes/dev/stdeula/
Screenshots
Verdict
The clearest difference is in-app purchases: Arnobooks at none against Hedgehog reader's 2. Arnobooks also leads on ads (none vs shown) and update cadence (every 2 days vs fortnightly). On price 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
Both are free to download. Hedgehog reader sells 2 one-off in-app purchases. Arnobooks asks for nothing beyond the download.
Hedgehog reader ships an update fortnightly, Arnobooks every 2 days. The most recent releases landed on October 16, 2026 and October 10, 2026 respectively.
| Parameter | Hedgehog reader | Arnobooks |
|---|---|---|
| Price | Free | Free |
| Rating | 4.9 (17 ratings) — better | — |
| Positive reviews | 66.7% of reviews | — |
| Number of ratings | 17 — better | — |
| Update frequency | Fortnightly | Every 2 days — better |
| Ads | Yes | No — better |
| In-app purchases | Yes | No — better |
| Monetization | Free with in-app purchases | — |
| Devices | iPhone, iPad | iPhone, iPad, iPod — better |
| Requires iOS | 18.7 | 15.0 — better |
| Further details — not scored | ||
| Size | 59 MB | 42 MB |
| Age rating | 9+ | 4+ |
| Developer | Anna Diubina | ArnoHealth SL |
In-app purchases
Hedgehog reader
- Advertisement free mode$5.99
- Book export$14.99
Arnobooks
No in-app purchases









