# 调音器Cat vs TempoKin

The clearest difference is update cadence: TempoKin at every 4 days against 调音器Cat's every 2 months. On price, ads, in-app purchases and device support there is nothing between them.

Both are free to download. 调音器Cat sells 4 one-off in-app purchases and TempoKin sells 2 in-app purchases, starting at $5.99 per month. Whichever you choose, the download price is not the number that matters.

调音器Cat ships an update every 2 months, TempoKin every 4 days. The most recent releases landed on October 7, 2026 and October 11, 2026 respectively.

## The numbers

| Metric | 调音器Cat | TempoKin |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[5.0 (1 ratings)](https://appshunter.io/ios/app/tempokin/id6786504725/reviews)** |
| Number of ratings | — | **1** |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Update frequency | Every 2 months | **Every 4 days** |
| Monetization | — | Free with in-app purchases |
| Size | 33 MB | 27 MB |
| Requires iOS | **16.6** | 17.0 |
| Devices | iPhone, iPad | **iPhone, iPad, Apple Watch** |
| Age rating | 4+ | 4+ |
| Developer | [Wuhan Net Power Technology Co., Ltd](https://appshunter.io/developer/1334612744) | [haikuo sun](https://appshunter.io/developer/6786504727) |

## What reviewers say

### 调音器Cat

[App page](https://appshunter.io/ios/app/cat/id6759902960)

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

**In-app purchases (4)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 月度会员 | $0.99 | one-time |
| 年度会员 | $3.99 | one-time |
| 两年会员 | $5.99 | one-time |
| 永久会员 | $5.99 | one-time |


### TempoKin

[App page](https://appshunter.io/ios/app/tempokin/id6786504725)

This music practice app offers a precise metronome, tempo trainer, and journal to improve rhythm and speed for various instruments. Organize songs, track progress, and sync data across devices with customizable themes and visual cues.

**Highlights:** Precise rhythm with multiple time signatures, Tempo progression for speed building, Muted-beat training, Song and setlist organization, Practice journal with progress tracking, iCloud sync, Home Screen and Lock Screen widgets

**Features:** macOS Compatibility, Apple Watch app, Vision Pro support

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Metronome Pro Monthly | $5.99 | per month |
| Metronome Pro Lifetime | $18.00 | one-time |


## Frequently asked questions

### Is 调音器Cat free?

调音器Cat is free to download, with in-app purchases available.

### Is TempoKin free?

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

### Do 调音器Cat or TempoKin have ads?

Neither 调音器Cat nor TempoKin shows ads.

### Which is updated more often, 调音器Cat or TempoKin?

调音器Cat ships an update every 2 months, and TempoKin every 4 days. Most recently, 调音器Cat was updated on October 7, 2026 and TempoKin on October 11, 2026.

---

*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*