# Audio Function Generator vs Binaural Beats Generator +

The clearest difference is in-app purchases: Binaural Beats Generator + at none against Audio Function Generator's 1. Binaural Beats Generator + also leads on update cadence (every 3 weeks vs every 6 weeks). Audio Function Generator's advantage is ads (none vs shown). On price, rating, review sentiment and ratings volume there is nothing between them.

Both are free to download. Audio Function Generator sells 1 one-off in-app purchase. Binaural Beats Generator + asks for nothing beyond the download.

On the App Store both sit at effectively the same score — 4.7 for Audio Function Generator against 4.7 for Binaural Beats Generator +. Both are backed by a comparable volume of ratings — 2.2K and 1.2K respectively. Written reviews are what separate them: 77% of Audio Function Generator's written reviews are positive against 70% of Binaural Beats Generator +'s.

Audio Function Generator ships an update every 6 weeks, Binaural Beats Generator + every 3 weeks. The most recent releases landed on October 13, 2026 and October 9, 2026 respectively.

## The numbers

| Metric | Audio Function Generator | Binaural Beats Generator + |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [4.7 (2.2K ratings)](https://appshunter.io/ios/app/audio-function-generator/id768229610/reviews) | [4.7 (1.2K ratings)](https://appshunter.io/ios/app/binaural-beats-generator-plus/id1206442552/reviews) |
| Number of ratings | **2.2K** | 1.2K |
| Positive reviews | **77.1% of reviews** | 70.0% of reviews |
| In-app purchases | Yes | **No** |
| Ads | **No** | Yes |
| Update frequency | Every 6 weeks | **Every 3 weeks** |
| Monetization | Free with in-app purchases | Free with in-app purchases |
| Size | 14 MB | 38 MB |
| Requires iOS | 15.5 | **15.0** |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Thomas Gruber](https://appshunter.io/developer/342699861) | [TMSOFT](https://appshunter.io/developer/288669797) |

## What reviewers say

### Audio Function Generator

[App page](https://appshunter.io/ios/app/audio-function-generator/id768229610)

Generate various audio test tones, including sine, square, triangle, and sawtooth waves. Explore frequency and volume sweeps, noise generation, and custom preset creation. Advanced features like extended frequency ranges and multi-tone playback are available with an upgrade.

**Highlights:** Generate sine, square, triangle, and sawtooth tones, Frequency and volume sweep generation, Noise generation (white, pink, violet, etc.), Custom preset creation and saving, Extended frequency range (PRO feature), Multi-tone playback (PRO feature)

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Upgrade to PRO | $9.99 | one-time |

**What reviewers like**

- 👍 Great app
- 🎶 Helps with Tinnitus
- 💯 Best app I've paid for
- 🔍 Highly recommended
- 🎨 Attention to detail

**What reviewers complain about**

- 🐛 Crashes
- 💰 Deceptive/Money hungry
- 🔒 Basic features paywalled
- 🔒 Limited without paying
- 🔒 Removed functionality to push paid version

**Reported bugs**

- Crashes on launch
- Volume slider issues
- Airplay not working
- Sound distortion when display is active

**Requested features**

- Add download/save feature for custom sounds
- Improve sweep function (continuous mode, better frequency control)
- Add more multi-frequency rows
- Implement 432Hz base frequency option
- Add phase control for noise generators


### Binaural Beats Generator +

[App page](https://appshunter.io/ios/app/binaural-beats-generator-plus/id1206442552)

Create personalized binaural beats for sleep, focus, and meditation. Adjust frequencies to generate custom soundscapes for relaxation or alertness. Requires headphones for optimal experience.

**Highlights:** Customizable binaural beat frequencies (1-50 Hz), Adjustable base frequency (20-1500 Hz), Support for Alpha, Beta, Delta, Gamma, Mu, Theta waves, Modern, user-friendly interface, AirPlay support, Play/Pause functionality

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

**In-app purchases:** none

**What reviewers like**

- 🚀 Simple and effective
- 👍 Crisp and clean UI
- 👍 Versatile frequency options
- 👍 Helps with sleep and relaxation
- 👍 Straightforward and easy to use

**What reviewers complain about**

- 🐛 Audio issues (drops out, stutters)
- 🔋 Doesn't play in background
- 🔍 Confusing instructions/UI
- 💰 Ads can be intrusive

**Reported bugs**

- Presets get erased
- No play button on download
- Bluetooth connectivity issues

**Requested features**

- Ability to enter decimal frequencies
- Option to mix with other audio apps
- Customizable frequency patterns/sweeps
- Timer/auto-off functionality
- Ability to save/export settings


## Frequently asked questions

### Is Audio Function Generator free?

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

### Is Binaural Beats Generator + free?

Binaural Beats Generator + is free to download, with no in-app purchases.

### Which has better reviews, Audio Function Generator or Binaural Beats Generator +?

Audio Function Generator and Binaural Beats Generator + are both rated 4.7 out of 5 on the App Store, from 2.2K and 1.2K ratings respectively.

### Do Audio Function Generator or Binaural Beats Generator + have ads?

Binaural Beats Generator + shows ads; Audio Function Generator does not.

### Which is updated more often, Audio Function Generator or Binaural Beats Generator +?

Audio Function Generator ships an update every 6 weeks, and Binaural Beats Generator + every 3 weeks. Most recently, Audio Function Generator was updated on October 13, 2026 and Binaural Beats Generator + on October 9, 2026.

---

*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*