# MuPsych vs UniTuner Pro

The clearest difference is price: MuPsych at Free against UniTuner Pro's $7.99. On update cadence, ads, in-app purchases and device support there is nothing between them.

MuPsych is free to download; UniTuner Pro costs $7.99 up front. Neither carries in-app purchases, so what you see is what you pay.

MuPsych ships an update every 9 days, UniTuner Pro fortnightly. The most recent releases landed on September 9, 2026 and September 10, 2026 respectively.

## The numbers

| Metric | MuPsych | UniTuner Pro |
| --- | --- | --- |
| Price | **Free** | $7.99 |
| Rating | — | **[5.0 (1 ratings)](https://appshunter.io/ios/app/unituner-pro-chromatic-tuner/id6741528331/reviews)** |
| Number of ratings | — | **1** |
| Positive reviews | — | 100.0% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 9 days** | Fortnightly |
| Monetization | — | Paid |
| Size | 49 MB | 3 MB |
| Requires iOS | **14.0** | 15.6 |
| Devices | iPhone, iPod | **iPhone, iPad, iPod** |
| Age rating | 12+ | 4+ |
| Developer | [William Randall](https://appshunter.io/developer/1771312630) | [Klaus Fecker](https://appshunter.io/developer/1455227164) |

## What reviewers say

### MuPsych

[App page](https://appshunter.io/ios/app/mupsych/id6730127590)

**Features:** macOS Compatibility

**In-app purchases:** none


### UniTuner Pro

[App page](https://appshunter.io/ios/app/unituner-pro-chromatic-tuner/id6741528331)

This advanced chromatic tuner offers 1/10th cent accuracy with visual feedback and a tone generator. It supports over 200 string instrument tunings, custom tunings, and various tuning systems. Visualize pitch, harmonics, and overtones for precise instrument tuning.

**Highlights:** 1/10th cent accuracy, Tone generator with multiple waveforms, Over 200 instrument tunings, Custom tuning creation, Audio visualization (spectrogram), Intonation diagram (tuning map)

**Features:** Vision Pro support

**In-app purchases:** none


## Frequently asked questions

### Is MuPsych free?

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

### Is UniTuner Pro free?

UniTuner Pro costs $7.99, with no in-app purchases.

### Do MuPsych or UniTuner Pro have ads?

Neither MuPsych nor UniTuner Pro shows ads.

### Which is updated more often, MuPsych or UniTuner Pro?

MuPsych ships an update every 9 days, and UniTuner Pro fortnightly. Most recently, MuPsych was updated on September 9, 2026 and UniTuner Pro on September 10, 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.*