# MingKi Author Widgets vs Infinite Library

The clearest difference is update cadence: Infinite Library at weekly against MingKi Author Widgets's every 4 months. On price, ads, 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 Infinite Library sells 4 one-off in-app purchases. Whichever you choose, the download price is not the number that matters.

MingKi Author Widgets ships an update every 4 months, Infinite Library weekly. Both last shipped on October 30, 2026.

## The numbers

| Metric | MingKi Author Widgets | Infinite Library |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[4.9 (41 ratings)](https://appshunter.io/ios/app/infinite-libraryai-book-maker/id6742030152/reviews)** |
| Number of ratings | — | **41** |
| Positive reviews | — | 100.0% of reviews |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Update frequency | Every 4 months | **Weekly** |
| Monetization | — | Free with in-app purchases |
| Size | 58 MB | 13 MB |
| Requires iOS | 17.5 | **17.0** |
| Devices | iPhone, iPad, Mac | iPhone, iPad, Mac |
| Age rating | 4+ | 12+ |
| Developer | [Tiger Ng](https://appshunter.io/developer/356989572) | [Thomas A.Q.T. Truong](https://appshunter.io/developer/1565815544) |

## 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 |


### Infinite Library

[App page](https://appshunter.io/ios/app/infinite-libraryai-book-maker/id6742030152)

This AI-powered tool transforms your ideas into complete, publish-ready books in minutes. It offers an interview-style writing process, supports over 100 languages, and can even convert YouTube videos into manuscripts. You retain full rights and royalties.

**Highlights:** AI ghostwriter for book creation, Generate up to 100,000 words, Interview-style question and answer writing, Supports 100+ languages, Convert YouTube videos to books, Upload and adapt to your content, One-tap Amazon publishing

**Features:** Vision Pro support

**In-app purchases (4)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Spark (5K Words) | $44.99 | one-time |
| Wordsmith (20K Words) | $142.99 | one-time |
| Author Pro (50K Words) | $284.99 | one-time |
| Bestseller (100K Words) | $464.99 | one-time |


## Frequently asked questions

### Is MingKi Author Widgets free?

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

### Is Infinite Library free?

Infinite Library is free to download, with in-app purchases available.

### Do MingKi Author Widgets or Infinite Library have ads?

Neither MingKi Author Widgets nor Infinite Library shows ads.

### Which is updated more often, MingKi Author Widgets or Infinite Library?

MingKi Author Widgets ships an update every 4 months, and Infinite Library weekly. Most recently, MingKi Author Widgets was updated on October 30, 2026 and Infinite Library on October 30, 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.*