# Book Writer vs Gear Design

The clearest difference is rating: Book Writer at 3.9 against Gear Design's 1.5. Book Writer also leads on review sentiment (39% vs 0%) and update cadence (every 2 months vs every 12 months). Gear Design's advantage is price ($2.99 vs $3.99) and iOS requirement (9.3 vs 11.0). On ads, in-app purchases and monetization model there is nothing between them.

Book Writer costs $3.99 and Gear Design $2.99 up front. Neither carries in-app purchases, so what you see is what you pay.

Book Writer holds the better App Store score, 3.9 against 1.5. That said, the two scores are not equally well evidenced: Book Writer has 11 ratings behind it against 2, so its average is the more settled of the two. Written reviews point the same way: 39% of Book Writer's written reviews are positive against 0% of Gear Design's.

Book Writer ships an update every 2 months, Gear Design every 12 months. The most recent releases landed on November 7, 2026 and November 2, 2026 respectively.

## The numbers

| Metric | Book Writer | Gear Design |
| --- | --- | --- |
| Price | $3.99 | **$2.99** |
| Rating | **[3.9 (11 ratings)](https://appshunter.io/ios/app/book-writer/id481160195/reviews)** | [1.5 (2 ratings)](https://appshunter.io/ios/app/gear-design/id1136191442/reviews) |
| Number of ratings | **11** | 2 |
| Positive reviews | **38.8% of reviews** | 0.0% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 2 months** | Every 12 months |
| Monetization | Paid | Paid |
| Size | 72 MB | 38 MB |
| Requires iOS | 11.0 | **9.3** |
| Devices | **iPhone, iPad, iPod** | iPad |
| Age rating | 4+ | 4+ |
| Developer | [Good Effect](https://appshunter.io/developer/432391844) | [DRH YAZILIM VE MUHENDISLIK HIZMETLERI LTD STI](https://appshunter.io/developer/914295588) |

## What reviewers say

### Book Writer

[App page](https://appshunter.io/ios/app/book-writer/id481160195)

Create interactive books with multimedia elements like photos, videos, and audio. Organize thoughts, design various book types, and share them digitally or through a paperbook publishing service. Ideal for educational, personal, or professional use.

**Highlights:** Multimedia book creation, Add pictures, text, voice, video, Interactive functions, Drag-and-drop interface, Share via Book World, Dropbox, Email, Paperbook publishing service, Educational institution discounts

**Features:** macOS Compatibility

**In-app purchases:** none

**What reviewers like**

- 👍 Easy-to-use intuitive interface
- 🎨 Flexible layout and design customization
- 📚 Ability to create and publish eBooks
- 🖼️ Support for images, audio, and multimedia content
- 💰 Affordable pricing for functionality

**What reviewers complain about**

- 🐛 Frequent crashes and stability issues
- ❌ Poor text editing capabilities
- 🔗 Broken email sharing functionality
- 📤 Difficult export and publishing process
- 🖥️ Website not user-friendly or secure

**Reported bugs**

- App crashes on startup or during use
- Crashes when attempting to email or share books
- Crashes when uploading photos
- Text editing fails or doesn't work
- Cannot delete images once placed

**Requested features**

- Undo/redo functionality
- Bold, italic, underline text formatting
- Ability to import text from Pages or Word
- Dynamic text that resizes in iBooks
- PDF export capability


### Gear Design

[App page](https://appshunter.io/ios/app/gear-design/id1136191442)

Design involute gears with a CAD interface, allowing visual assessment through touch gestures. Generate and export STL data for 3D printing and perform tooth bending strength analysis with PDF sharing.

**Highlights:** Involute gear design, CAD interface, Touch gesture controls (zoom, rotate), STL data generation, Email export, Tooth bending strength analysis, PDF sharing

**Features:** macOS Compatibility, Vision Pro support

**In-app purchases:** none


## Frequently asked questions

### Is Book Writer free?

Book Writer costs $3.99, with no in-app purchases.

### Is Gear Design free?

Gear Design costs $2.99, with no in-app purchases.

### Which has better reviews, Book Writer or Gear Design?

Book Writer is rated higher. Book Writer averages 3.9 out of 5 from 11 ratings, while Gear Design averages 1.5 from 2 ratings.

### Do Book Writer or Gear Design have ads?

Neither Book Writer nor Gear Design shows ads.

### Which is updated more often, Book Writer or Gear Design?

Book Writer ships an update every 2 months, and Gear Design every 12 months. Most recently, Book Writer was updated on November 7, 2026 and Gear Design on November 2, 2026.

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*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*