# チャトレNAVI vs 間違い探し

The clearest difference is ads: チャトレNAVI at none against 間違い探し's shown. チャトレNAVI also leads on update cadence (every 6 days vs fortnightly) and iOS requirement (13.0 vs 15.1). On price, 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.

チャトレNAVI ships an update every 6 days, 間違い探し fortnightly. The most recent releases landed on November 7, 2026 and November 5, 2026 respectively.

## The numbers

| Metric | チャトレNAVI | 間違い探し |
| --- | --- | --- |
| Price | Free | Free |
| Positive reviews | — | 45.2% of reviews |
| In-app purchases | No | No |
| Ads | **No** | Yes |
| Update frequency | **Every 6 days** | Fortnightly |
| Monetization | — | Ad-supported |
| Size | 16 MB | 118 MB |
| Requires iOS | **13.0** | 15.1 |
| Devices | iPhone, iPod | iPhone, iPod |
| Age rating | 17+ | 17+ |
| Developer | [APPLI777](https://appshunter.io/developer/516234874) | [Yuki Kodama](https://appshunter.io/developer/981364994) |

## What reviewers say

### チャトレNAVI

[App page](https://appshunter.io/ios/app/navi/id1537052301)

**Features:** macOS Compatibility

**In-app purchases:** none


### 間違い探し

[App page](https://appshunter.io/ios/app/id6776980385)

A spot-the-difference puzzle game where you must find the single unique cat among nine similar ones. Sharpen your observation skills and enjoy a relaxing brain training experience with simple, addictive gameplay.

**Highlights:** Spot the difference puzzle gameplay, Find the unique cat, Observation skill training, Simple and addictive mechanics, Relaxing brain training, Multiple cat stages

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

**In-app purchases:** none


## Frequently asked questions

### Is チャトレNAVI free?

チャトレNAVI is free to download, with no in-app purchases.

### Is 間違い探し free?

間違い探し is free to download, with no in-app purchases.

### Do チャトレNAVI or 間違い探し have ads?

間違い探し shows ads; チャトレNAVI does not.

### Which is updated more often, チャトレNAVI or 間違い探し?

チャトレNAVI ships an update every 6 days, and 間違い探し fortnightly. Most recently, チャトレNAVI was updated on November 7, 2026 and 間違い探し on November 5, 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.*