# Frequency Sound Generator App vs Brainwaves Frequency Generator

The clearest difference is monetization model: Brainwaves Frequency Generator at free with in-app purchases against Frequency Sound Generator App's subscription. Brainwaves Frequency Generator also leads on ads (none vs shown) and update cadence (every 4 days vs every 2 months). Frequency Sound Generator App's advantage is ratings volume (4.8K vs 169). On price, rating, review sentiment and in-app purchases there is nothing between them.

Both are free to download. Frequency Sound Generator App sells 2 in-app purchases, starting at $5.99 per 7 days and Brainwaves Frequency Generator sells 7 in-app purchases, starting at $9.99 per month. Whichever you choose, the download price is not the number that matters.

On the App Store both sit at effectively the same score — 4.5 for Frequency Sound Generator App against 4.4 for Brainwaves Frequency Generator. That said, the two scores are not equally well evidenced: Frequency Sound Generator App has 4.8K ratings behind it against 169, so its average is the more settled of the two. Written reviews are what separate them: 66% of Frequency Sound Generator App's written reviews are positive against 70% of Brainwaves Frequency Generator's.

Frequency Sound Generator App ships an update every 2 months, Brainwaves Frequency Generator every 4 days. The most recent releases landed on October 16, 2026 and October 8, 2026 respectively.

## The numbers

| Metric | Frequency Sound Generator App | Brainwaves Frequency Generator |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.5 (4.8K ratings)](https://appshunter.io/ios/app/frequency-sound-generator-app/id1238160553/reviews)** | [4.4 (169 ratings)](https://appshunter.io/ios/app/brainwaves-frequency-generator/id6445854548/reviews) |
| Number of ratings | **4.8K** | 169 |
| Positive reviews | 66.3% of reviews | **70.0% of reviews** |
| In-app purchases | Yes | Yes |
| Ads | Yes | **No** |
| Update frequency | Every 2 months | **Every 4 days** |
| Monetization | Subscription | **Free with in-app purchases** |
| Size | 36 MB | 50 MB |
| Requires iOS | 15.0 | **14.0** |
| Devices | iPhone, iPad, iPod | **iPhone, iPad, iPod, Apple Watch** |
| Age rating | 4+ | 4+ |
| Developer | [Min Ku](https://appshunter.io/developer/1204192873) | [Brainwave Frequency, LLC](https://appshunter.io/developer/1674255468) |

## What reviewers say

### Frequency Sound Generator App

[App page](https://appshunter.io/ios/app/frequency-sound-generator-app/id1238160553)

Generate sound frequencies from 1Hz to 25,000Hz with a simple interface. Features include wave visualization, adjustable sensitivity, and multiple waveform options. Use it for hearing tests, pet training, or as a prank tool.

**Highlights:** Frequency range 1Hz to 25,000Hz, Wave visualization, Adjustable sensitivity, Multiple waveforms (Sine, Square, Sawtooth, Triangle), Custom frequency range, Logarithmic and Linear slider modes

**Features:** macOS Compatibility

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Unlimited Access Weekly Plan | $5.99 | per 7 days |
| Unlimited Access Yearly Plan | $19.99 | per year |

**What reviewers like**

- 👍 Helpful for tinnitus
- 🚀 Accurate frequency generation
- 🎉 Great for meditation and relaxation
- 💡 Useful for testing speaker systems
- 🔍 Ability to test hearing range

**What reviewers complain about**

- 🐛 Difficulty adjusting precise frequencies
- 🔊 Extremely high frequencies can be painful
- 🔋 Stops playing when screen is locked
- 📢 Excessive ads
- 🤔 Mosquito repellent feature not effective

**Reported bugs**

- Frequency slider is overly sensitive
- Displayed frequency doesn't match actual output
- Inconsistent behavior between 'Play' and 'Mode' buttons

**Requested features**

- Option to save favorite frequencies
- Ability to type in specific frequency values
- Background playback support
- Paid ad-free version


### Brainwaves Frequency Generator

[App page](https://appshunter.io/ios/app/brainwaves-frequency-generator/id6445854548)

Enhance sleep quality and boost focus with scientifically-proven brainwave frequencies. Choose from a library of soothing sounds to induce relaxation or sharpen concentration for improved productivity and well-being.

**Highlights:** Binaural beats for sleep and focus, Diverse library of soothing frequencies, Delta, theta, alpha, and beta wave options, Customizable frequency controls, Enhances sleep quality, Boosts focus and productivity

**Features:** macOS Compatibility, Siri integration

**In-app purchases (7)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 1 Month | $9.99 | per month |
| 1 Month | $9.99 | per month |
| Semester | $49.99 | per 6 months |
| Semester | $49.99 | per 6 months |
| Annual | $59.99 | per year |
| Annual | $59.99 | per year |
| Lifetime Access | $149.99 | one-time |

**What reviewers like**

- 👍 Effective for focus and productivity
- 👍 Improves sleep quality
- 👍 Helps calm racing thoughts
- 👍 User-friendly interface
- 👍 Customizable sessions

**What reviewers complain about**

- 😞 No way to cancel trial
- 😞 Sound causes headaches
- 😞 No instructions or info
- 😞 App doesn't help with sleep for some
- 😞 Poor sound quality

**Reported bugs**

- Review deleted by cat
- Cannot find cancellation information

**Requested features**

- Option to turn off haptic vibes
- Tutorial for the app
- Carry images or teach math during sleep


## Frequently asked questions

### Is Frequency Sound Generator App free?

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

### Is Brainwaves Frequency Generator free?

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

### Which has better reviews, Frequency Sound Generator App or Brainwaves Frequency Generator?

Frequency Sound Generator App is rated higher. Frequency Sound Generator App averages 4.5 out of 5 from 4.8K ratings, while Brainwaves Frequency Generator averages 4.4 from 169 ratings.

### Do Frequency Sound Generator App or Brainwaves Frequency Generator have ads?

Frequency Sound Generator App shows ads; Brainwaves Frequency Generator does not.

### Which is updated more often, Frequency Sound Generator App or Brainwaves Frequency Generator?

Frequency Sound Generator App ships an update every 2 months, and Brainwaves Frequency Generator every 4 days. Most recently, Frequency Sound Generator App was updated on October 16, 2026 and Brainwaves Frequency Generator on October 8, 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.*