# Generate Frequency Sounds Hz vs ZeitComp

The clearest difference is price: Generate Frequency Sounds Hz at Free against ZeitComp's $2.99. Generate Frequency Sounds Hz also leads on iOS requirement (15.0 vs 18.6). ZeitComp's advantage is in-app purchases (none vs 3) and ads (none vs shown). On device support there is nothing between them.

Generate Frequency Sounds Hz is free to download; ZeitComp costs $2.99 up front. Generate Frequency Sounds Hz sells 3 in-app purchases, starting at $4.99 per 7 days. ZeitComp asks for nothing beyond the download.

Generate Frequency Sounds Hz ships an update every 4 months, ZeitComp every 3 weeks. The most recent releases landed on November 3, 2026 and October 30, 2026 respectively.

## The numbers

| Metric | Generate Frequency Sounds Hz | ZeitComp |
| --- | --- | --- |
| Price | **Free** | $2.99 |
| Rating | **[3.6 (14 ratings)](https://appshunter.io/ios/app/generate-frequency-sounds-hz/id1516257706/reviews)** | — |
| Number of ratings | **14** | — |
| Positive reviews | 30.0% of reviews | — |
| In-app purchases | Yes | **No** |
| Ads | Yes | **No** |
| Update frequency | Every 4 months | **Every 3 weeks** |
| Monetization | Ad-supported | — |
| Size | 8 MB | 8 MB |
| Requires iOS | **15.0** | 18.6 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Kevin Ghori](https://appshunter.io/developer/1639082610) | [Ralf Preuss](https://appshunter.io/developer/1817966728) |

## What reviewers say

### Generate Frequency Sounds Hz

[App page](https://appshunter.io/ios/app/generate-frequency-sounds-hz/id1516257706)

Generate various sound waves and frequencies with this utility app. It offers single and multi-oscillator modes, binaural beats, and a dedicated test for bass and sub-woofers. Explore ultrasonic sounds and noise generation.

**Highlights:** Single oscillator for single frequency waves, Multi-oscillator for multiple sound waves, Binaural beats with carrier and beat frequencies, Bass/sub-woofer testing, Generate ultrasonic sound and noise

**Features:** Vision Pro support

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Generate Frequency Weekly Plan | $4.99 | per 7 days |
| Generate Frequency Monthly Plan | $9.99 | per month |
| Generate Frequency Yearly Plan | $49.99 | per year |


### ZeitComp

[App page](https://appshunter.io/ios/app/zeitcomp/id6755034567)

**In-app purchases:** none


## Frequently asked questions

### Is Generate Frequency Sounds Hz free?

Generate Frequency Sounds Hz is free to download, with in-app purchases available.

### Is ZeitComp free?

ZeitComp costs $2.99, with no in-app purchases.

### Do Generate Frequency Sounds Hz or ZeitComp have ads?

Generate Frequency Sounds Hz shows ads; ZeitComp does not.

### Which is updated more often, Generate Frequency Sounds Hz or ZeitComp?

Generate Frequency Sounds Hz ships an update every 4 months, and ZeitComp every 3 weeks. Most recently, Generate Frequency Sounds Hz was updated on November 3, 2026 and ZeitComp on October 30, 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.*