Comparison

Book.io vs Storyteller Reader

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

Head to head
About

Book.io

Manage your digital library of eBooks and audiobooks with a user-friendly interface. Customize your reading experience with various themes and text settings, and enjoy features like bookmarking and embedded media. Own and control your digital content.

Highlights
  • eBook and Audiobook management
  • Customizable themes and text settings
  • Seamless navigation and bookmarking
  • Audiobook playback and reading/listening switch
  • Embedded video and fixed format support
  • Social media login
Features
Read full description

Book.io is the eBook and Audiobook app that empowers you to manage your digital library on your terms. Transform your reading experience with a range of features crafted for maximum enjoyment. Key Features: 1. Effortless Reading: Navigate your eBooks seamlessly with our user-friendly interface. 2. Customizable Themes: Personalize your reading environment with Light, Paper, or Dark themes. 3. Tailored Text Settings: Adjust text size, line spacing, and fonts, including options like Open Dyslexic. 4. Bookmarking and Navigation: Easily bookmark pages and navigate through your reading material. 5. Media Support: Immerse yourself with audiobooks, embedded videos, and fixed format support. 6. Dark Mode: Read comfortably in low-light settings with our sleek dark mode. 7. Multi-Language Support: Experience Book.io in Spanish or English for a tailored touch. Why Choose Book.io? Embrace the future while preserving the past with our collection of Unchangeable, Unburnable, Unbannable eBooks and Audiobooks you own and control. Join our community of satisfied readers today. Download Book.io and embark on your journey of actual digital ownership. What’s New: - Audiobook Support: Dive deeper into your favorite stories with our new audiobook feature. Switch between reading and listening anytime, anywhere. - Social Media Connection: Book.io is now easier than ever to get started. Log in or create an account using your existing social media credentials.

About

Storyteller Reader

This app allows you to read EPUB ebooks with guided narration on your device. It supports immersive reading features and can sync with a self-hosted backend for automatic audiobook and ebook alignment.

Highlights
  • Read EPUB books
  • Guided narration support
  • Immersive reading
  • Self-hosted backend pairing
  • Automatic audiobook/ebook alignment
Features
Read full description

Storyteller is a self-hosted platform for creating and reading ebooks with guided narration. You can use the app to read any EPUB books, including those with Media Overlays (also called “immersive reading” or “guided narration”) on your device, or you can pair it with the Storyteller self-hosted backend server, which can automatically align audiobooks and ebooks for immersive reading!

Screenshots

Book.io4 screens
Storyteller Reader4 screens

Verdict

The call

The clearest difference is update cadence: Storyteller Reader at weekly against Book.io's every 2 months. On price, rating, review sentiment and ratings volume 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

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

ReceptionRating · Positive reviews · Number of ratings

Storyteller Reader holds the better App Store score, 5.0 against 4.8. Both are backed by a comparable volume of ratings — 58 and 37 respectively. Written reviews point the same way: 97% of Book.io's written reviews are positive against 100% of Storyteller Reader's.

UpkeepUpdate frequency

Book.io ships an update every 2 months, Storyteller Reader weekly. The most recent releases landed on September 17, 2026 and September 20, 2026 respectively.

Scorecard1 real difference · 9 level
Book.io versus Storyteller Reader: the parameters behind the verdict, then further details
ParameterBook.ioStoryteller Reader
PriceFreeFree
Rating4.8 (58 ratings)5.0 (37 ratings) — better
Positive reviews96.7% of reviews100.0% of reviews — better
Number of ratings58 — better37
Update frequencyEvery 2 monthsWeekly — better
AdsNoNo
In-app purchasesNoNo
MonetizationFreeFree
DevicesiPhone, iPadiPhone, iPad
Requires iOS16.0 — better16.4
Further details — not scored
Size31 MB72 MB
Age rating12+4+
DeveloperBook.io, IncShane Friedman

Customer experience

Book.io

All ratings58 ratings
Positive96.6%
Neutral0.0%
Negative3.4%
Written reviews30 reviews
Positive96.7%
Neutral0.0%
Negative3.3%

Storyteller Reader

All ratings37 ratings
Positive100.0%
Neutral0.0%
Negative0.0%
Written reviews15 reviews
Positive100.0%
Neutral0.0%
Negative0.0%

In-app purchases

None

Book.io

No in-app purchases

None

Storyteller Reader

No in-app purchases

Questions

Is Book.io free?
Book.io is free to download, with no in-app purchases.
Is Storyteller Reader free?
Storyteller Reader is free to download, with no in-app purchases.
Which has better reviews, Book.io or Storyteller Reader?
Storyteller Reader is rated higher. Book.io averages 4.8 out of 5 from 58 ratings, while Storyteller Reader averages 5.0 from 37 ratings.
Do Book.io or Storyteller Reader have ads?
Neither Book.io nor Storyteller Reader shows ads.
Which is updated more often, Book.io or Storyteller Reader?
Book.io ships an update every 2 months, and Storyteller Reader weekly. Most recently, Book.io was updated on September 17, 2026 and Storyteller Reader on September 20, 2026.

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