# AI Spot the Difference Finder vs 心臓くん

The clearest difference is update cadence: 心臓くん at daily against AI Spot the Difference Finder's every 10 days. On price, ads, in-app purchases and device support there is nothing between them.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

AI Spot the Difference Finder ships an update every 10 days, 心臓くん daily. The most recent releases landed on October 29, 2026 and October 25, 2026 respectively.

## The numbers

| Metric | AI Spot the Difference Finder | 心臓くん |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | Yes | Yes |
| Update frequency | Every 10 days | **Daily** |
| Size | 282 MB | 50 MB |
| Requires iOS | 13.0 | 13.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 9+ |
| Developer | [Satoshi Ikebukuro](https://appshunter.io/developer/1693240120) | [Ryo Matsuura](https://appshunter.io/developer/1884074412) |

## What reviewers say

### AI Spot the Difference Finder

[App page](https://appshunter.io/ios/app/ai-spot-the-difference-finder/id6746083781)

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

**In-app purchases:** none


### 心臓くん

[App page](https://appshunter.io/ios/app/bpm/id6766859295)

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

**In-app purchases:** none


## Frequently asked questions

### Is AI Spot the Difference Finder free?

AI Spot the Difference Finder is free to download, with no in-app purchases.

### Is 心臓くん free?

心臓くん is free to download, with no in-app purchases.

### Do AI Spot the Difference Finder or 心臓くん have ads?

Both AI Spot the Difference Finder and 心臓くん show ads.

### Which is updated more often, AI Spot the Difference Finder or 心臓くん?

AI Spot the Difference Finder ships an update every 10 days, and 心臓くん daily. Most recently, AI Spot the Difference Finder was updated on October 29, 2026 and 心臓くん 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.*