# Granula Synth vs Frequency

The clearest difference is review sentiment: Frequency at 70% against Granula Synth's 20%. Frequency also leads on rating (4.7 vs 1.8) and in-app purchases (none vs 3). Granula Synth's advantage is ads (none vs shown) and iOS requirement (12.0 vs 16.0). On price, monetization model and device support there is nothing between them.

Both are free to download. Granula Synth sells 3 in-app purchases, starting at $2.99 per month. Frequency asks for nothing beyond the download.

Frequency holds the better App Store score, 4.7 against 1.8. That said, the two scores are not equally well evidenced: Frequency has 340 ratings behind it against 4, so its average is the more settled of the two. Written reviews point the same way: 20% of Granula Synth's written reviews are positive against 70% of Frequency's.

Granula Synth ships an update every 25 months, Frequency fortnightly. The most recent releases landed on July 10, 2026 and September 26, 2026 respectively.

## The numbers

| Metric | Granula Synth | Frequency |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [1.8 (4 ratings)](https://appshunter.io/ios/app/granula-synth/id1624549704/reviews) | **[4.7 (340 ratings)](https://appshunter.io/ios/app/frequency-sound-generator/id6474342664/reviews)** |
| Number of ratings | 4 | **340** |
| Positive reviews | 20.0% of reviews | **69.6% of reviews** |
| In-app purchases | Yes | **No** |
| Ads | **No** | Yes |
| Update frequency | Every 25 months | **Fortnightly** |
| Monetization | Freemium | Free with in-app purchases |
| Size | 75 MB | 8 MB |
| Requires iOS | **12.0** | 16.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Stanislav Duplinskiy](https://appshunter.io/developer/1529735040) | [Lucija Jaksic](https://appshunter.io/developer/1721391925) |

## What reviewers say

### Granula Synth

[App page](https://appshunter.io/ios/app/granula-synth/id1624549704)

Explore new soundscapes by manipulating granular audio. This app offers a library of presets, custom sound import, and extensive parameter adjustments for unique music creation. Save your settings and share your sonic experiments.

**Highlights:** Granular sound manipulation, Preset library, Custom sound import, Parameter adjustment, Save user settings, Share audio recordings

**Features:** macOS Compatibility

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Access to app features | $2.99 | per month |
| Access to app features | $7.49 | per 3 months |
| Access to app features | $8.99 | per 6 months |


### Frequency

[App page](https://appshunter.io/ios/app/frequency-sound-generator/id6474342664)

Generate various sound waves, including sine, square, sawtooth, and triangle, with adjustable frequencies from 1Hz to 22000Hz. Visually observe animated sound waves and control volume. Useful for testing hearing, speakers, instruments, and even cleaning water from speakers.

**Highlights:** Generate sine, square, sawtooth, triangle waves, Adjustable frequency (1Hz-22000Hz), Animated sound wave visualization, Volume control (0-100%), Note selection, Speaker cleaning function

**Features:** macOS Compatibility

**In-app purchases:** none

**What reviewers like**

- 👍 Simple and easy to use interface
- 🎵 Accurate frequency generation
- 💰 Free application
- 🧘 Helpful for meditation and stress relief
- 🔧 Multiple waveform options (sine, square, triangular, sawtooth)

**What reviewers complain about**

- 📢 Intrusive and inappropriate advertisements
- 🔊 Potential audio damage to speakers/hearing
- 🔒 Privacy concerns and data collection issues
- 📱 UI elements off-screen on compact devices
- 🎚️ Difficult frequency selection with slider

**Reported bugs**

- Slider snaps to certain numbers, skipping decimals
- Missing specific frequencies (431Hz, 432Hz, 128Hz)
- Settings/controls off-screen on smaller devices
- App crashes when switching between applications

**Requested features**

- Manual text input for precise frequency selection
- Ad-free paid version option
- Timer feature for sessions
- Digital tuning with +/- buttons on main screen
- Background image customization or frequency healing chart


## Frequently asked questions

### Is Granula Synth free?

Granula Synth is free to download, with in-app purchases available.

### Is Frequency free?

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

### Which has better reviews, Granula Synth or Frequency?

Frequency is rated higher. Granula Synth averages 1.8 out of 5 from 4 ratings, while Frequency averages 4.7 from 340 ratings.

### Do Granula Synth or Frequency have ads?

Frequency shows ads; Granula Synth does not.

### Which is updated more often, Granula Synth or Frequency?

Granula Synth ships an update every 25 months, and Frequency fortnightly. Most recently, Granula Synth was updated on July 10, 2026 and Frequency on September 26, 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.*