Comparison

Bibooks vs DeerReader

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

Head to head
About

Bibooks

Features
Read full description

Bibooks is an innovative PDF reading application that brings your reading experience into the digital world. With realistic page-turning animations, you’ll feel like you're holding a real book while reading. Featuring a user-friendly interface and customizable reading settings, Bikitap offers a unique experience for readers of all ages. Features: • Realistic Page-Turning Animation: Enjoy smooth and natural page transitions that enhance your reading experience. • PDF File Support: Easily add, manage, and read your own PDF books. • Customizable Settings: Adjust font size, background, brightness, and other reading preferences to suit your needs. • Simple and Elegant Design: A modern and intuitive interface for a seamless reading experience. Step into the world of digital books with Bikitap, rediscover your favorite books, and make reading more enjoyable than ever!

About

DeerReader

Organize and listen to your digital audiobooks with a beautiful, intelligent player. Features adaptive UI, fast search, and automatic sorting into collections using AI. Enjoy a seamless listening experience with home screen widget access.

Highlights
  • Adaptive player UI matching audiobook cover
  • Fast, unified search for books and authors
  • Home screen widget for instant access
  • AI-powered automatic organization into collections
  • Intuitive playback controls
  • Support for large digital libraries
Read full description

Your audiobooks, beautifully organized. DeerReader is a sleek, intelligent audiobook player designed for serious listeners and collectors. Whether you have a few favorites or a sprawling digital library, DeerReader gives you the tools to make listening effortless and beautiful. -- Seamless Listening Experience -- DeerReader adapts to you. The player UI matches your audiobook cover, so every session feels immersive and cohesive. Play, pause, and skip with intuitive controls designed for long sessions. -- Instant Search, Instant Listening -- Find the right book, author, or collection in seconds. Our fast, unified search makes browsing huge libraries feel light and responsive. -- Home Screen Widget -- Stay in the story, right from your home screen. Instantly jump back into your audiobook with our widget and see your recent listens at a glance. -- Let Apple Intelligence Do the Sorting -- DeerReader can use Apple Intelligence to automatically organize your audiobooks into themed collections and series, complete with matching artwork and clean labels (perfect for large libraries). ----- Why DeerReader? - Designed with audiobook lovers in mind - Gorgeous, adaptive design - Home screen widget access - Full collection support - Lightning-fast search - Intelligent auto-sorting Whether you’re replaying a classic or diving into something new, DeerReader makes every listen smoother, smarter, and more beautiful. 100% Private DeerReader never collects or transmits your data. Everything stays on your device, always. A subscription removes the hourly support message. Payment will be charged to your Apple account at confirmation of purchase. Subscriptions renew automatically unless auto-renew is turned off at least 24 hours before the end of the current billing period. Your account will be charged according to your plan for renewal within 24 hours before the end of the current billing period. You can manage or turn off auto-renew in your Apple ID account settings at any time after purchase. Privacy Policy: https://www.deerreader.app/privacy.html Terms of Service: https://www.apple.com/legal/internet-services/itunes/dev/stdeula/ Please reach out for support at: cloverfield.tech.llc@gmail.com

Screenshots

DeerReader4 screens

Verdict

The call

The clearest difference is device support: DeerReader at 4 against Bibooks's 1. Bibooks's advantage is iOS requirement (17 vs 26.1). On price, update cadence, ads and in-app purchases 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. Bibooks sells 1 one-off in-app purchase and DeerReader sells 1 in-app purchase, starting at $9.99 per year. Whichever you choose, the download price is not the number that matters.

UpkeepUpdate frequency

Bibooks ships an update every 4 weeks, DeerReader every 5 weeks. The most recent releases landed on October 1, 2026 and October 7, 2026 respectively.

Scorecard2 real differences · 8 level
Bibooks versus DeerReader: the parameters behind the verdict, then further details
ParameterBibooksDeerReader
PriceFreeFree
Rating—5.0 (2 ratings) — better
Positive reviews—100.0% of reviews
Number of ratings—2 — better
Update frequencyEvery 4 weeks — betterEvery 5 weeks
AdsNoNo
In-app purchasesYesYes
Monetization—Paid
DevicesiPadiPhone, iPad, Mac, Vision Pro — better
Requires iOS17 — better26.1
Further details — not scored
Size2 MB27 MB
Age rating12+4+
Developerilyas YILMAZCloverfield Technologies LLC

In-app purchases

1 purchases

Bibooks

One-time1
  • Sınırsız$1.99
1 purchases

DeerReader

Subscriptions1
  • Yearly Support Subscription$9.991 Year

Questions

Is Bibooks free?
Bibooks is free to download, with in-app purchases available.
Is DeerReader free?
DeerReader is free to download, with in-app purchases available.
Do Bibooks or DeerReader have ads?
Neither Bibooks nor DeerReader shows ads.
Which is updated more often, Bibooks or DeerReader?
Bibooks ships an update every 4 weeks, and DeerReader every 5 weeks. Most recently, Bibooks was updated on October 1, 2026 and DeerReader on October 7, 2026.

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