NaniBook vs e 筆
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
NaniBook
Transform textbooks into engaging digital lessons with this app. It facilitates synchronized learning for entire classes across various devices, enriching educational content with multimedia elements like videos and animations.
- Synchronized whole-class learning
- Supports tablets, computers, and touch screens
- Integrates multimedia (videos, animations)
- Aligns with elementary/middle school curricula
- Interactive learning materials
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數位教學的超能力，盡在 NaniBook NaniBook 電子書 App，讓一本書變成整堂課，助你輕鬆掌握數位教學節奏。 一打開，就能全班一起學 從課本出發，快速帶領全班進入學習情境。無論使用平板、電腦或觸控大屏，輕鬆展開同步教學。 教科書 × 多媒體，讓教學更有感 完整支援國小／國中新課綱教材，搭配影片、動畫、互動素材，打造豐富的數位學習體驗。
e 筆
Practice calligraphy and drawing with adjustable stroke thickness and background grids. Features dedicated modes for stroke control, character practice, and poetry writing, allowing users to save their creations. Ideal for all ages to experience the joy of writing without traditional tools.
- Adjustable stroke thickness and color
- Customizable background grids
- Dedicated character practice modes
- Poetry writing feature
- Save and store created works
- Suitable for all ages
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提供文字書寫及繪畫功能，包含筆畫粗細濃淡、背景格線色調，除此之外專屬的練字還提供控筆、運筆、生字練習和詩詞寫作，並可在這裡找到自己儲存的精彩作品。老少咸宜完全適合各年齡層的文字練習，讓人不需準備傳統的筆墨紙硯，就能以觸控筆習字，體驗文字的樂趣。
Screenshots
Verdict
The clearest difference is device support: NaniBook at 3 against e 筆's 1. NaniBook also leads on iOS requirement (13.0 vs 16.0). 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
Both are free to download. Neither carries in-app purchases, so what you see is what you pay.
Both ship on a similar rhythm, roughly every 3 weeks. The most recent releases landed on September 21, 2026 and September 7, 2026 respectively.
| Parameter | NaniBook | e 筆 |
|---|---|---|
| Price | Free | Free |
| Rating | — | 5.0 (1 ratings) — better |
| Positive reviews | 20.0% of reviews | — |
| Number of ratings | — | 1 — better |
| Update frequency | Every 3 weeks | Every 3 weeks |
| Ads | No | No |
| In-app purchases | No | No |
| Monetization | Free | Free |
| Devices | iPhone, iPad, iPod — better | iPad |
| Requires iOS | 13.0 — better | 16.0 |
| Further details — not scored | ||
| Size | 193 MB | 162 MB |
| Age rating | 4+ | 4+ |
| Developer | Nani | STUDIO A |
Customer experience
NaniBook
e 筆
Bugs and requests
NaniBook
Reported bugs
12 issues- App crashes frequently
- Ebooks cannot be downloaded
- Cannot log in
- App is unusable after OS updates
- Cannot switch between exercises or textbooks
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- Page turning issues after update
- Missing data for certain academic years
- Layout is messy and lacks search options
- Answers are not clickable
- App crashes when reaching audio/video content
- Previous pen notes disappear
- Cannot open specific textbooks
Requested features
14 requests- Allow students to log in and use the app
- Improve download speeds
- Fix crashing issues
- Ensure compatibility with latest OS versions
- Allow deletion or cancellation of downloads
Show 9 moreShow fewer
- Fix page turning issues
- Include data for all academic years
- Improve app layout and add search functionality
- Make answers clickable
- Improve the brush tool
- Fix crashing issues with audio/video content
- Optimize file sizes for books
- Prevent pen notes from disappearing
- Allow users to select specific parts of a book for download
e 筆
Not enough reviews yet to summarise bugs or requests.
In-app purchases
NaniBook
No in-app purchases
e 筆
No in-app purchases
