# 30 vs AI育成〜リバースボード〜

The clearest difference is in-app purchases: 30 at none against AI育成〜リバースボード〜's 6. 30 also leads on iOS requirement (10.0 vs 16.0). On price, update cadence, ads and device support there is nothing between them.

Both are free to download. AI育成〜リバースボード〜 sells 6 in-app purchases, starting at $2.99 per month. 30 asks for nothing beyond the download.

30 ships an update every 3 weeks, AI育成〜リバースボード〜 every 10 days. The most recent releases landed on November 3, 2026 and November 9, 2026 respectively.

## The numbers

| Metric | 30 | AI育成〜リバースボード〜 |
| --- | --- | --- |
| Price | Free | Free |
| Positive reviews | 100.0% of reviews | — |
| In-app purchases | **No** | Yes |
| Ads | Yes | Yes |
| Update frequency | Every 3 weeks | **Every 10 days** |
| Monetization | Ad-supported | — |
| Size | 73 MB | 112 MB |
| Requires iOS | **10.0** | 16.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [takuya motomura](https://appshunter.io/developer/1352673128) | [N.N. LLC.](https://appshunter.io/developer/1692056391) |

## What reviewers say

### 30

[App page](https://appshunter.io/ios/app/30-second-painting/id1559861209)

Challenge yourself to draw a picture based on a given topic within a strict 30-second time limit. Players then evaluate each other's creations, offering a fun way to discover new art and potentially enhance your drawing abilities.

**Highlights:** 30-second drawing challenges, Player evaluation of artwork, Discover new masterpieces, Improve drawing skills, Fun and engaging gameplay

**Features:** macOS Compatibility

**In-app purchases:** none


### AI育成〜リバースボード〜

[App page](https://appshunter.io/ios/app/ai/id6757371717)

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

**In-app purchases (6)**

| Purchase | Price | Billing |
| --- | --- | --- |
| プレミアムプラン | $2.99 | per month |
| お試しパック | $0.99 | one-time |
| お得パック | $2.99 | one-time |
| 大容量パック | $5.99 | one-time |
| 超お得パック | $11.99 | one-time |
| 最大パック | $29.99 | one-time |


## Frequently asked questions

### Is 30 free?

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

### Is AI育成〜リバースボード〜 free?

AI育成〜リバースボード〜 is free to download, with in-app purchases available.

### Do 30 or AI育成〜リバースボード〜 have ads?

Both 30 and AI育成〜リバースボード〜 show ads.

### Which is updated more often, 30 or AI育成〜リバースボード〜?

30 ships an update every 3 weeks, and AI育成〜リバースボード〜 every 10 days. Most recently, 30 was updated on November 3, 2026 and AI育成〜リバースボード〜 on November 9, 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.*