# MingKi Author Widgets vs Book writer AI

The clearest difference is ads: MingKi Author Widgets at none against Book writer AI's shown. Book writer AI's advantage is update cadence (fortnightly vs every 4 months) and iOS requirement (15.0 vs 17.5). On price, in-app purchases and device support there is nothing between them.

Both are free to download. MingKi Author Widgets sells 1 one-off in-app purchase and Book writer AI sells 8 in-app purchases, starting at $4.99 per 7 days. Whichever you choose, the download price is not the number that matters.

MingKi Author Widgets ships an update every 4 months, Book writer AI fortnightly. The most recent releases landed on October 30, 2026 and November 5, 2026 respectively.

## The numbers

| Metric | MingKi Author Widgets | Book writer AI |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[4.8 (44 ratings)](https://appshunter.io/ios/app/book-writer-ai/id6759101552/reviews)** |
| Number of ratings | — | **44** |
| Positive reviews | — | 66.7% of reviews |
| In-app purchases | Yes | Yes |
| Ads | **No** | Yes |
| Update frequency | Every 4 months | **Fortnightly** |
| Monetization | — | Free with in-app purchases |
| Size | 58 MB | 77 MB |
| Requires iOS | 17.5 | **15.0** |
| Devices | iPhone, iPad, Mac | iPhone, iPad, iPod |
| Age rating | 4+ | 17+ |
| Developer | [Tiger Ng](https://appshunter.io/developer/356989572) | [Matteo Giannessi](https://appshunter.io/developer/1841376781) |

## What reviewers say

### MingKi Author Widgets

[App page](https://appshunter.io/ios/app/mingki-author-widgets/id6464308626)

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Premium Features | $4.99 | one-time |


### Book writer AI

[App page](https://appshunter.io/ios/app/book-writer-ai/id6759101552)

This AI-powered tool helps you write books, novels, and stories with speed and creativity. It generates chapters, expands text, and turns simple prompts into full book content, making the writing process easier for all skill levels.

**Highlights:** AI book writing engine, Generate chapters, scenes, and ideas, Expand and rewrite text, Turn prompts into book content, Organize chapters and scenes, Secure cloud storage

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

**In-app purchases (8)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Book Writer AI weekly plan | $4.99 | per 7 days |
| Book writer AI | $14.99 | per month |
| Book Writer AI monthly plan | $17.99 | per month |
| Book writer AI | $49.99 | per month |
| Book Writer AI yearly plan | $99.99 | per year |
| Book writer AI | $149.99 | per year |
| Book writer AI: Ultra annual plan | $499.99 | per year |
| usage_credit_pack | $9.99 | one-time |


## Frequently asked questions

### Is MingKi Author Widgets free?

MingKi Author Widgets is free to download, with in-app purchases available.

### Is Book writer AI free?

Book writer AI is free to download, with in-app purchases available.

### Do MingKi Author Widgets or Book writer AI have ads?

Book writer AI shows ads; MingKi Author Widgets does not.

### Which is updated more often, MingKi Author Widgets or Book writer AI?

MingKi Author Widgets ships an update every 4 months, and Book writer AI fortnightly. Most recently, MingKi Author Widgets was updated on October 30, 2026 and Book writer AI on November 5, 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.*