Scream Book vs Ottisk
Price, ratings, monetisation and update history for both apps, side by side โ with what reviewers say about each.
Scream Book
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Scream Book turns any EPUB, PDF, or FB2 into an audiobook โ instantly. Import your favorite books and let Scream Book read them aloud with natural text-to-speech. Follow along as each word and sentence is highlighted in real time. Designed with accessibility at its core, Scream Book is the reading companion for everyone โ especially readers with dyslexia. Works on iPhone and iPad. KEY FEATURES -- EPUB & FB2 Read Aloud with Highlighting -- Import any EPUB or FB2 (FictionBook, including .fb2.zip and .fbz) and listen as it's read aloud with natural text-to-speech. Real-time word and sentence highlighting keeps you focused on every page. Full text reflow with custom fonts and themes for the perfect reading experience. -- Full PDF Support -- Open any PDF and listen to it read aloud with sentence-by-sentence highlighting. Dark mode, bookmarks, table of contents, and search โ all built in. Smart page number and header/footer skipping for a clean listening experience. -- Book Catalog -- Browse and download unlimited free books from Project Gutenberg and Arxiv. Discover classics and academic papers โ all free, no restrictions. -- Dyslexia-Friendly -- OpenDyslexic font with optimized line spacing, designed to make reading easier for dyslexic readers. Free for everyone. -- Customizable Reading Experience -- Choose from 7 reading fonts, adjust text size and line spacing, and pick from 7 color themes โ light, dark, sepia, gray, ocean, forest, sunset โ or create your own custom theme. -- Full Playback Controls -- Adjust speed (0.5x to 3x), pitch, and voice. Lock screen controls and background playback let you listen on the go. -- Bookmarks, Navigation & Search -- Bookmark your favorite passages with custom colors. Jump between chapters with the table of contents. Search within your book to find any passage instantly. -- Sleep Timer -- Fall asleep to your book with end-of-chapter or timed sleep modes. -- Your Books, Your Privacy -- All books stay on your device. No accounts, no cloud, no tracking. FREE FEATURES - Book Catalog โ unlimited free book downloads - Import 1 book per month (EPUB, PDF, or FB2) - Default voice and speed - OpenDyslexic font with optimized spacing - Light and dark themes PRO FEATURES ($14.99 one-time) - Unlimited book imports (EPUB, PDF, or FB2) - All voices and languages - Full speed and pitch control - 5 premium themes + Custom colors - Lock screen and background playback - Bookmarks and sleep timer
Ottisk
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Learning sticks when you need to know what happens next. Ottisk blends binge-worthy original novels, audiobooks and practice across Russian, Spanish, German and English. Love the energy of light novels, the atmosphere of manhwa or the style of anime? Pick an original fantasy, romance, mystery or progression novel โ and stay inside the story instead of switching to a textbook. STAY IN THE STORY Meet an unfamiliar word? Tap it for a translation based on its context, then save it with the original sentence. Need the whole passage? Translate the paragraph without leaving the reader. LISTEN FROM THE EXACT PARAGRAPH See at a glance which chapters are narrated. Start audio from any voiced paragraph, then keep listening across chapters in the background. Change the speed, use Lock Screen controls or set a sleep timer. TURN STORY MOMENTS INTO MEMORY Saved words become review cards together with their original sentence. Smart spaced repetition brings each card back at the right time: less drilling, more story. READ YOUR WAY โข keep opened chapters available offline; โข adjust fonts, spacing, margins, brightness and paragraph focus; โข choose light, sepia, dark or AMOLED themes; โข use the complete interface in English, Spanish, German or Russian; โข start without creating an account. Choose a story, open chapter one, and let curiosity keep you learning.
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Verdict
The clearest difference is in-app purchases: Ottisk at none against Scream Book's 2. Scream Book's advantage is update cadence (every 5 days vs every 2 weeks) and iOS requirement (18.0 vs 26.0). On price, ads and device support there is nothing between them.
Scored on Price ยท Rating ยท Positive reviews ยท Number of ratings ยท Update frequency ยท Ads ยท In-app purchases ยท Monetization ยท Best chart rank ยท Devices ยท Requires iOS
Both are free to download. Scream Book sells 2 one-off in-app purchases. Ottisk asks for nothing beyond the download.
Scream Book ships an update every 5 days, Ottisk every 2 weeks. The most recent releases landed on October 1, 2026 and October 5, 2026 respectively.
| Parameter | Scream Book | Ottisk |
|---|---|---|
| Price | Free | Free |
| Update frequency | Every 5 days โ better | Every 2 weeks |
| Ads | No | No |
| In-app purchases | Yes | No โ better |
| Devices | iPhone, iPad | iPhone, iPad |
| Requires iOS | 18.0 โ better | 26.0 |
| Further details โ not scored | ||
| Size | 5 MB | 9 MB |
| Age rating | 4+ | 12+ |
| Developer | Olga Covalciuc | Andrei Toistev |
In-app purchases
Scream Book
- Pro Reader$12.99
- Buy me a coffee - Support Developer$22.99
Ottisk
No in-app purchases









