Hedgehog reader vs ListenPDF
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.
ListenPDF
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ListenPDF – Experience reading through your ears! ListenPDF is an innovative app that transforms your PDF files into audio, letting you enjoy books and documents hands-free. Whether you’re commuting, exercising, or multitasking, ListenPDF enables you to absorb information effortlessly without needing to fix your eyes on a screen. With advanced AI-powered voice technology, ListenPDF provides natural and easy-to-understand narration. And now, our enhanced AI capability goes beyond – it analyzes the content of your PDFs to generate contextually accurate scripts and concise summaries, offering a tailor-made listening experience. The intuitive interface makes it simple to upload PDF files and turn them into audio seamlessly. You can also visually browse through book covers or the first page of your PDFs for better organization. Key Features • AI-Powered Script Creation: Generate custom scripts based on your PDF’s content, summarized or full-length. • Easy to Use: Upload a PDF file, and it starts reading aloud instantly. • Multi-Language Support: Supports Japanese, English, and other major languages. • Customizable: Adjust reading speed and voice type to suit your preferences. • Visual Assistance: View book covers or the first page of your PDFs at a glance. • Offline Access: Download audio files for offline listening. Recommended For • Busy individuals who don’t have time to sit and read. • Those who want to efficiently absorb information while commuting or exercising. • Anyone looking for a smarter alternative to traditional reading, powered by AI. Download ListenPDF today and transform the way you read and learn – now with AI assistance for an even richer experience!
Screenshots
Verdict
The clearest difference is ads: ListenPDF at none against Hedgehog reader's shown. ListenPDF also leads on update cadence (every 2 days vs fortnightly) and iOS requirement (16.0 vs 18.7). On price, in-app purchases 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 and ListenPDF sells 1 one-off in-app purchase. Whichever you choose, the download price is not the number that matters.
Hedgehog reader ships an update fortnightly, ListenPDF every 2 days. The most recent releases landed on October 9, 2026 and December 13, 2025 respectively.
| Parameter | Hedgehog reader | ListenPDF |
|---|---|---|
| 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 | Yes |
| Monetization | Free with in-app purchases | — |
| Devices | iPhone, iPad — better | iPhone |
| Requires iOS | 18.7 | 16.0 — better |
| Further details — not scored | ||
| Size | 59 MB | 18 MB |
| Age rating | 9+ | 4+ |
| Developer | Anna Diubina | Infinity Inc. |
In-app purchases
Hedgehog reader
- Advertisement free mode$5.99
- Book export$14.99
ListenPDF
- Remove ads$4.99
Questions
Is Hedgehog reader free?
Is ListenPDF free?
Do Hedgehog reader or ListenPDF have ads?
Which is updated more often, Hedgehog reader or ListenPDF?
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