# 이만배 vs Miva BookAI

The clearest difference is in-app purchases: Miva BookAI at none against 이만배's 10. Miva BookAI also leads on update cadence (weekly vs every 6 weeks). On price, ads, device support and iOS requirement there is nothing between them.

Both are free to download. 이만배 sells 7 one-off in-app purchases. Miva BookAI asks for nothing beyond the download.

이만배 ships an update every 6 weeks, Miva BookAI weekly. The most recent releases landed on November 4, 2026 and October 31, 2026 respectively.

## The numbers

| Metric | 이만배 | Miva BookAI |
| --- | --- | --- |
| Price | Free | Free |
| Positive reviews | 88.9% of reviews | — |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | Every 6 weeks | **Weekly** |
| Size | 28 MB | 29 MB |
| Requires iOS | 15.1 | **15.0** |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 12+ | 17+ |
| Developer | [주식회사 노틸러스](https://appshunter.io/developer/1723483238) | [X-Univ. co., LTD](https://appshunter.io/developer/6788936798) |

## What reviewers say

### 이만배

[App page](https://appshunter.io/ios/app/id6475259220)

**Features:** Vision Pro support

**In-app purchases (7)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 5,000 Ⓒ | $3.99 | one-time |
| 10,000 Ⓒ + 500 Ⓑ | $6.99 | one-time |
| 15,000 Ⓒ + 900 Ⓑ | $9.99 | one-time |
| 30,000 Ⓒ + 2,100 Ⓑ | $19.99 | one-time |
| 50,000 Ⓒ + 4,000 Ⓑ | $34.99 | one-time |
| 50,000 Ⓒ + 4,000 Ⓑ | $39.99 | one-time |
| 100,000 Ⓒ + 10,000 Ⓑ | $69.99 | one-time |


### Miva BookAI

[App page](https://appshunter.io/ios/app/miva-bookai/id6788936796)

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

**In-app purchases:** none


## Frequently asked questions

### Is 이만배 free?

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

### Is Miva BookAI free?

Miva BookAI is free to download, with no in-app purchases.

### Do 이만배 or Miva BookAI have ads?

Neither 이만배 nor Miva BookAI shows ads.

### Which is updated more often, 이만배 or Miva BookAI?

이만배 ships an update every 6 weeks, and Miva BookAI weekly. Most recently, 이만배 was updated on November 4, 2026 and Miva BookAI on October 31, 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.*