AttendBook vs BitsReader
Price, ratings, monetisation and update history for both apps, side by side β with what reviewers say about each.
AttendBook
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AttendBook is simple and playful attendance app for classroom or group check-ins. Tap to mark present Long-press to change color Save attendance by date Customize student names easily Whether youβre a teacher, tutor, or event organizer, this app helps you take attendance quicklyβwith a touch of fun! Supports 4 color codes for different statuses. Designed for easy use in schools and learning activities.
BitsReader
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BitsReader is the easiest way to learn Kotlin Multiplatform in your everyday life. Enjoy clear, practical and friendly articles, even when you are offline. Follow step by step guides, explore real examples and discover techniques that help you write better cross platform code. The app includes full offline reading. New articles arrive regularly, always explained in an accessible and relaxed way with plenty of practical experience behind them. If you want to go further, you can unlock exclusive content with a subscription. This includes advanced material, deep dive guides, project insights and practical tips that are not available on public platforms. Highlights β’ Offline reading anywhere β’ Always updated content about Kotlin Multiplatform β’ Clear and easy to follow articles β’ Save favorites for quick access β’ Exclusive subscriber only content β’ A reading experience designed for developers Learn, grow and discover new ways to think about mobile architecture with the world of KMP Bits. Standard End-User License Agreement (EULA): https://www.apple.com/legal/internet-services/itunes/dev/stdeula/
Screenshots
Verdict
The clearest difference is in-app purchases: AttendBook at none against BitsReader's 2. BitsReader's advantage is iOS requirement (16.6 vs 18.0). On price, update cadence, ads and device support there is nothing between them.
Scored on Price Β· Rating Β· Positive reviews Β· Number of ratings Β· Update frequency Β· Ads Β· In-app purchases Β· Monetization Β· Best chart rank Β· Devices Β· Requires iOS
Both are free to download. BitsReader sells 2 in-app purchases, starting at $4.99 per month. AttendBook asks for nothing beyond the download.
AttendBook ships an update every 3 months, BitsReader every 2 months. The most recent releases landed on September 10, 2026 and September 19, 2026 respectively.
| Parameter | AttendBook | BitsReader |
|---|---|---|
| Price | Free | Free |
| Update frequency | Every 3 months | Every 2 months β better |
| Ads | Yes | Yes |
| In-app purchases | No β better | Yes |
| Devices | iPhone, iPad | iPhone, iPad |
| Requires iOS | 18.0 | 16.6 β better |
| Further details β not scored | ||
| Size | 11 MB | 182 MB |
| Age rating | 4+ | 4+ |
| Developer | hiromu izuwa | Joel Caetano |
In-app purchases
AttendBook
No in-app purchases
BitsReader
- Monthly Pro$4.991 Month
- Yearly Pro$39.991 Year









