# HzDetect Music Frequency Tuner vs RewindClock

The clearest difference is in-app purchases: RewindClock at none against HzDetect Music Frequency Tuner's 1. RewindClock also leads on ads (none vs shown). HzDetect Music Frequency Tuner's advantage is iOS requirement (15.0 vs 18.6). On price and device support there is nothing between them.

Both are free to download. HzDetect Music Frequency Tuner sells 1 one-off in-app purchase. RewindClock asks for nothing beyond the download.

## The numbers

| Metric | HzDetect Music Frequency Tuner | RewindClock |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (2 ratings)](https://appshunter.io/ios/app/hzdetect-music-frequency-tuner/id6759676309/reviews)** | — |
| Number of ratings | **2** | — |
| Positive reviews | 100.0% of reviews | — |
| In-app purchases | Yes | **No** |
| Ads | Yes | **No** |
| Update frequency | Every 4 months | — |
| Monetization | Free | — |
| Size | 8 MB | 1 MB |
| Requires iOS | **15.0** | 18.6 |
| Devices | **iPhone, iPad, iPod, Mac** | iPhone, iPad, Mac |
| Age rating | 4+ | 4+ |
| Developer | [SYQEL INC](https://appshunter.io/developer/1671066431) | [春旭 左](https://appshunter.io/developer/6792786890) |

## What reviewers say

### HzDetect Music Frequency Tuner

[App page](https://appshunter.io/ios/app/hzdetect-music-frequency-tuner/id6759676309)

Instantly discover the tuning frequency of music around you. This app uses song recognition and advanced analysis to reveal if a track is tuned to standard concert pitch or other frequencies, offering a new dimension to your listening experience.

**Highlights:** Detect music tuning frequency, Shazam-powered song recognition, Analyze frequency breakdown, View deviation from standard pitch, Retune tracks to Solfeggio frequencies, Privacy-focused data handling

**Features:** Vision Pro support

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| HZ Detect Pro | $14.99 | one-time |


### RewindClock

[App page](https://appshunter.io/ios/app/rewindclock/id6797912814)

**Features:** Vision Pro support

**In-app purchases:** none


## Frequently asked questions

### Is HzDetect Music Frequency Tuner free?

HzDetect Music Frequency Tuner is free to download, with in-app purchases available.

### Is RewindClock free?

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

### Do HzDetect Music Frequency Tuner or RewindClock have ads?

HzDetect Music Frequency Tuner shows ads; RewindClock does not.

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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.*