# Guitar Tuner vs 调音器Cat

Guitar Tuner and 调音器Cat are too close to call on the numbers: across 6 compared parameters — price, update cadence, ads and in-app purchases among them — neither pulls far enough ahead to decide it. What separates them is feature set and interface, not measurable difference.

Both are free to download. Guitar Tuner sells 3 in-app purchases, starting at $2.99 per 7 days and 调音器Cat sells 4 one-off in-app purchases. Whichever you choose, the download price is not the number that matters.

Guitar Tuner ships an update monthly, 调音器Cat every 2 months. The most recent releases landed on October 31, 2026 and November 9, 2026 respectively.

## The numbers

| Metric | Guitar Tuner | 调音器Cat |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (2 ratings)](https://appshunter.io/ios/app/guitar-tuner-precision/id6758615933/reviews)** | — |
| Number of ratings | **2** | — |
| Positive reviews | 100.0% of reviews | — |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Update frequency | **Monthly** | Every 2 months |
| Monetization | Free | — |
| Size | 26 MB | 33 MB |
| Requires iOS | **15.0** | 16.6 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 9+ | 4+ |
| Developer | [Unlimited Ideas LAB LTD](https://appshunter.io/developer/1697102672) | [Wuhan Net Power Technology Co., Ltd](https://appshunter.io/developer/1334612744) |

## What reviewers say

### Guitar Tuner

[App page](https://appshunter.io/ios/app/guitar-tuner-precision/id6758615933)

This app offers fast, accurate, and reliable tuning for a wide range of stringed instruments. It features real-time pitch detection, visual feedback, and numerous presets to help musicians of all levels achieve perfect pitch.

**Highlights:** Real-time pitch detection, Analog dial with visual feedback, Supports over 20 instruments, Rich tuning presets, Adjustable reference pitch, Metronome with adjustable tempo, Daily practice tracker

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

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Weekly PRO Subscription | $2.99 | per 7 days |
| Annual Subscription | $8.99 | per year |
| Lifetime Pro | $9.99 | one-time |


### 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 |


## Frequently asked questions

### Is Guitar Tuner free?

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

### Is 调音器Cat free?

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

### Do Guitar Tuner or 调音器Cat have ads?

Neither Guitar Tuner nor 调音器Cat shows ads.

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

Guitar Tuner ships an update monthly, and 调音器Cat every 2 months. Most recently, Guitar Tuner was updated on October 31, 2026 and 调音器Cat 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.*