# SignalGeneratorApp vs Frequency Generator

The clearest difference is in-app purchases: SignalGeneratorApp at none against Frequency Generator's 10. SignalGeneratorApp also leads on ads (none vs shown) and iOS requirement (11.2 vs 17.0). On price and device support there is nothing between them.

Both are free to download. Frequency Generator sells 10 in-app purchases, starting at $4.99 per 7 days. SignalGeneratorApp asks for nothing beyond the download.

## The numbers

| Metric | SignalGeneratorApp | Frequency Generator |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[4.4 (474 ratings)](https://appshunter.io/ios/app/frequency-generator-hz/id6469028689/reviews)** |
| Number of ratings | — | **474** |
| Positive reviews | — | 47.0% of reviews |
| In-app purchases | **No** | Yes |
| Ads | **No** | Yes |
| Update frequency | — | Every 3 weeks |
| Monetization | — | Free with in-app purchases |
| Size | 11 MB | 206 MB |
| Requires iOS | **11.2** | 17.0 |
| Devices | iPhone, iPod | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Kazuma Shiromoto](https://appshunter.io/developer/1329106278) | [Boss Web SRL](https://appshunter.io/developer/1839514881) |

## What reviewers say

### SignalGeneratorApp

[App page](https://appshunter.io/ios/app/signalgeneratorapp/id1329106279)

**Features:** macOS Compatibility

**In-app purchases:** none


### Frequency Generator

[App page](https://appshunter.io/ios/app/frequency-generator-hz/id6469028689)

Enhance sleep and focus with scientifically engineered sound frequencies. This app offers customizable modes for deep slumber and peak concentration, utilizing binaural and isochronic beats. Enjoy an intuitive interface and offline access to boost your well-being and productivity.

**Highlights:** Sleep Mode with Delta & Theta frequencies, Focus Mode with Alpha & Beta frequencies, Binaural and Isochronic beats, Customizable duration and volume, User-friendly interface, Offline Mode

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

**In-app purchases (10)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Weekly Subscription | $4.99 | per 7 days |
| Monthly Subscription | $9.99 | per month |
| Yearly Subscription Discount | $19.99 | per year |
| Discount Best Value | $24.99 | per year |
| Yearly with 30 day 50% off | $24.99 | per year |
| Yearly Discount POPULAR | $29.99 | per year |
| Yearly Subscription | $39.99 | per year |
| Yearly Subscription | $39.99 | per year |
| Annual Subscription | $39.99 | per year |
| Lifetime | $149.99 | one-time |

**What reviewers like**

- 🚀 Straightforward app
- 🚀 Reliable app
- 🚀 Easy to use
- 🚀 Works just right
- 🚀 Relaxing to use

**What reviewers complain about**

- 🐛 Doesn't work
- 🐛 Timer doesn't work
- 🐛 Unreliable
- 🐛 Stops in background
- 🐛 Wrong numbers displayed

**Reported bugs**

- Timer shuts off after 30 seconds
- Subscription issues
- Free trial doesn't work
- Frequency-Spectrum issues

**Requested features**

- Add AirPlay support
- Increase frequency range up to 15 kHz
- Add more sound options
- Allow custom frequency selection
- Improve user instructions


## Frequently asked questions

### Is SignalGeneratorApp free?

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

### Is Frequency Generator free?

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

### Do SignalGeneratorApp or Frequency Generator have ads?

Frequency Generator shows ads; SignalGeneratorApp 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.*