# Beat Kitchen Harmonic Synth vs Rubberband

The clearest difference is update cadence: Beat Kitchen Harmonic Synth at every 3 days against Rubberband's monthly. On price, ads, in-app purchases and device support there is nothing between them.

Both are free to download. Beat Kitchen Harmonic Synth sells 1 one-off in-app purchase and Rubberband sells 2 one-off in-app purchases. Whichever you choose, the download price is not the number that matters.

Beat Kitchen Harmonic Synth ships an update every 3 days, Rubberband monthly. The most recent releases landed on October 24, 2026 and October 25, 2026 respectively.

## The numbers

| Metric | Beat Kitchen Harmonic Synth | Rubberband |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.8 (12 ratings)](https://appshunter.io/ios/app/beat-kitchen-harmonic-synth/id6780983442/reviews)** | — |
| Number of ratings | **12** | — |
| Positive reviews | 100.0% of reviews | — |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Update frequency | **Every 3 days** | Monthly |
| Monetization | Free with in-app purchases | — |
| Size | 60 MB | 3 MB |
| Requires iOS | **16.0** | 17.0 |
| Devices | iPhone, iPad | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Beat Kitchen LLC](https://appshunter.io/developer/6778482300) | [Thinkspark](https://appshunter.io/developer/1047724192) |

## What reviewers say

### Beat Kitchen Harmonic Synth

[App page](https://appshunter.io/ios/app/beat-kitchen-harmonic-synth/id6780983442)

Shape the overtone series directly to create unique sounds. This additive synthesizer allows real-time manipulation of harmonics, LFOs, and envelopes. Explore sound design and synthesis on your device.

**Highlights:** Additive synthesis engine, Overtone series shaping, Live waveform and spectrum response, Modulation matrix with LFOs and envelopes, AUv3 support, On-device processing

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Full Unlock | $14.99 | one-time |


### Rubberband

[App page](https://appshunter.io/ios/app/rubberband-microtonal-synth/id6781069946)

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

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| RUBBERBAND PRO | $12.99 | one-time |
| RUBBERBAND STUDIO | $12.99 | one-time |


## Frequently asked questions

### Is Beat Kitchen Harmonic Synth free?

Beat Kitchen Harmonic Synth is free to download, with in-app purchases available.

### Is Rubberband free?

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

### Do Beat Kitchen Harmonic Synth or Rubberband have ads?

Neither Beat Kitchen Harmonic Synth nor Rubberband shows ads.

### Which is updated more often, Beat Kitchen Harmonic Synth or Rubberband?

Beat Kitchen Harmonic Synth ships an update every 3 days, and Rubberband monthly. Most recently, Beat Kitchen Harmonic Synth was updated on October 24, 2026 and Rubberband on October 25, 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.*