Comparison

Scream Book vs ScrollWave

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

Head to head
About

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

About

ScrollWave

Features
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ScrollWave is a serialized reading and listening app for people who want stories in episodes. Create your own books, listen to them episode by episode, read along with the full text, and continue right where you left off. ScrollWave is built for stories that fit into real life: short sessions, longer listening, and easy progress across every book. With ScrollWave, you can: โ€ข Create your own serialized books โ€ข Listen to episode-based audio โ€ข Read the text version of each episode โ€ข Resume from your last listening position โ€ข Track progress across your library โ€ข Browse available books and continue unfinished stories โ€ข Keep your created books organized in one place โ€ข Use credits to unlock listening when available ScrollWave combines the feel of audiobooks, episodic storytelling, and a personal library in one simple experience. Start a book, follow the story in audio or text, and come back whenever you are ready for the next episode.

Screenshots

Scream Book4 screens
ScrollWave3 screens

Verdict

The call

The clearest difference is in-app purchases: ScrollWave at none against Scream Book's 2. Scream Book's advantage is update cadence (every 5 days vs fortnightly). On price, ads, device support and iOS requirement 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

CostPrice ยท In-app purchases ยท Ads ยท Monetization

Both are free to download. Scream Book sells 2 one-off in-app purchases. ScrollWave asks for nothing beyond the download.

UpkeepUpdate frequency

Scream Book ships an update every 5 days, ScrollWave fortnightly. Both last shipped on November 9, 2026.

Scorecard2 real differences ยท 4 level
Scream Book versus ScrollWave: the parameters behind the verdict, then further details
ParameterScream BookScrollWave
PriceFreeFree
Update frequencyEvery 5 days โ€” betterFortnightly
AdsNoNo
In-app purchasesYesNo โ€” better
DevicesiPhone, iPad โ€” betteriPhone
Requires iOS18.0 โ€” better18.6
Further details โ€” not scored
Size5 MB21 MB
Age rating4+12+
DeveloperOlga CovalciucAlexander Biskaev

In-app purchases

2 purchases

Scream Book

One-time2
  • Pro Reader$12.99
  • Buy me a coffee - Support Developer$22.99
None

ScrollWave

No in-app purchases

Questions

Is Scream Book free?
Scream Book is free to download, with in-app purchases available.
Is ScrollWave free?
ScrollWave is free to download, with no in-app purchases.
Do Scream Book or ScrollWave have ads?
Neither Scream Book nor ScrollWave shows ads.
Which is updated more often, Scream Book or ScrollWave?
Scream Book ships an update every 5 days, and ScrollWave fortnightly. Most recently, Scream Book was updated on November 9, 2026 and ScrollWave on November 9, 2026.

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