# Arc & Decay vs Hoverophone

The clearest difference is update cadence: Arc & Decay at daily against Hoverophone's every 9 days. On price, ads, in-app purchases and device support there is nothing between them.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

Arc & Decay ships an update daily, Hoverophone every 9 days. The most recent releases landed on October 1, 2026 and October 15, 2026 respectively.

## The numbers

| Metric | Arc & Decay | Hoverophone |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[4.3 (3 ratings)](https://appshunter.io/ios/app/hoverophone-theremin-synth/id6781463406/reviews)** |
| Number of ratings | — | **3** |
| Positive reviews | — | 50.0% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Daily** | Every 9 days |
| Monetization | — | Free |
| Size | 11 MB | 13 MB |
| Requires iOS | 17.6 | 17.6 |
| Devices | iPhone, iPad | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Tash Baycroft](https://appshunter.io/developer/6779379023) | [Maxim Oransky](https://appshunter.io/developer/1639941241) |

## What reviewers say

### Arc & Decay

[App page](https://appshunter.io/ios/app/arc-and-decay/id6779379021)

**Features:** macOS Compatibility

**In-app purchases:** none


### Hoverophone

[App page](https://appshunter.io/ios/app/hoverophone-theremin-synth/id6781463406)

This app reimagines the theremin for your iPhone, allowing you to play music by waving your hands in the air without touching the screen. It offers a polyphonic synthesizer with various sound options and microtonal capabilities for unique musical exploration.

**Highlights:** Air-based theremin playing with front camera hand tracking, Polyphonic synthesizer with multiple voice options, Microtonal keyboard with 12-TET or 24-TET quarter tones, Stack up to twelve notes by pinning voices, Continuous pitch glide and volume control, Fully offline functionality

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

**In-app purchases:** none


## Frequently asked questions

### Is Arc & Decay free?

Arc & Decay is free to download, with no in-app purchases.

### Is Hoverophone free?

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

### Do Arc & Decay or Hoverophone have ads?

Neither Arc & Decay nor Hoverophone shows ads.

### Which is updated more often, Arc & Decay or Hoverophone?

Arc & Decay ships an update daily, and Hoverophone every 9 days. Most recently, Arc & Decay was updated on October 1, 2026 and Hoverophone on October 15, 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.*