# Catronome vs 間違え探し

The clearest difference is review sentiment: Catronome at 100% against 間違え探し's 61%. 間違え探し's advantage is update cadence (every 3 weeks vs every 6 months). On price, ads, in-app purchases and monetization model there is nothing between them.

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

Catronome ships an update every 6 months, 間違え探し every 3 weeks. The most recent releases landed on October 9, 2026 and October 28, 2026 respectively.

## The numbers

| Metric | Catronome | 間違え探し |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.8 (4 ratings)](https://appshunter.io/ios/app/catronome/id1078043999/reviews)** | — |
| Number of ratings | **4** | — |
| Positive reviews | **100.0% of reviews** | 61.3% of reviews |
| In-app purchases | No | No |
| Ads | Yes | Yes |
| Update frequency | Every 6 months | **Every 3 weeks** |
| Monetization | Ad-supported | Ad-supported |
| Size | 12 MB | 119 MB |
| Requires iOS | 15.6 | **15.1** |
| Devices | iPhone, iPod | iPhone, iPod |
| Age rating | 4+ | 17+ |
| Developer | [Yasuhiro Takano](https://appshunter.io/developer/1072075743) | [Yuki Kodama](https://appshunter.io/developer/981364994) |

## What reviewers say

### Catronome

[App page](https://appshunter.io/ios/app/catronome/id1078043999)

This application provides a metronome with a unique sound effect: a cat's meow. It's designed to make practicing musical instruments more enjoyable and can even be used to entertain pets. Compatible with iPhone 5 and later devices.

**Highlights:** Cat voice metronome, Unique click sound, Musical instrument practice aid, Pet entertainment, iPhone 5+ support

**In-app purchases:** none


### 間違え探し

[App page](https://appshunter.io/ios/app/id6780351729)

A visually engaging game where players must identify the single, unique goldfish among a school of nearly identical ones. It challenges your observational skills to spot subtle differences in color, shape, and fin details. Discover the joy of noticing small distinctions and honing your keen eyesight.

**Highlights:** Identify unique goldfish, Spot subtle differences, Sharpen observational skills, Visually engaging gameplay, Focus on details

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

**In-app purchases:** none


## Frequently asked questions

### Is Catronome free?

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

### Is 間違え探し free?

間違え探し is free to download, with no in-app purchases.

### Do Catronome or 間違え探し have ads?

Both Catronome and 間違え探し show ads.

### Which is updated more often, Catronome or 間違え探し?

Catronome ships an update every 6 months, and 間違え探し every 3 weeks. Most recently, Catronome was updated on October 9, 2026 and 間違え探し on October 28, 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.*