# AIbooks vs Vin

The clearest difference is in-app purchases: Vin at none against AIbooks's 4. On price, update cadence, ads and device support there is nothing between them.

Both are free to download. AIbooks sells 4 one-off in-app purchases. Vin asks for nothing beyond the download.

AIbooks ships an update fortnightly, Vin every 2 weeks. The most recent releases landed on October 24, 2026 and October 25, 2026 respectively.

## The numbers

| Metric | AIbooks | Vin |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | Fortnightly | **Every 2 weeks** |
| Size | 53 MB | 41 MB |
| Requires iOS | 15.6 | **15.1** |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 17+ | 4+ |
| Developer | [Bkav Corporation](https://appshunter.io/developer/532814714) | [VISNAM TRADING JOINT STOCK COMPANY](https://appshunter.io/developer/1843533101) |

## What reviewers say

### AIbooks

[App page](https://appshunter.io/ios/app/aibooks/id6477376249)

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

**In-app purchases (4)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Miễn phí 3 tháng | Free | one-time |
| 1 năm | $29.99 | one-time |
| 2 năm | $49.99 | one-time |
| 3 năm | $59.99 | one-time |


### Vin

[App page](https://appshunter.io/ios/app/vin-hrm/id6777857523)

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

**In-app purchases:** none


## Frequently asked questions

### Is AIbooks free?

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

### Is Vin free?

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

### Do AIbooks or Vin have ads?

Neither AIbooks nor Vin shows ads.

### Which is updated more often, AIbooks or Vin?

AIbooks ships an update fortnightly, and Vin every 2 weeks. Most recently, AIbooks was updated on October 24, 2026 and Vin on October 25, 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.*