# ARPJAM vs Roomtone

The clearest difference is in-app purchases: Roomtone at none against ARPJAM's 1. ARPJAM's advantage is update cadence (daily vs every 10 days) and device support (3 vs 1). On price and ads there is nothing between them.

Both are free to download. ARPJAM sells 1 one-off in-app purchase. Roomtone asks for nothing beyond the download.

ARPJAM ships an update daily, Roomtone every 10 days. The most recent releases landed on October 21, 2026 and October 4, 2026 respectively.

## The numbers

| Metric | ARPJAM | Roomtone |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (1 ratings)](https://appshunter.io/ios/app/arpjam/id6762045552/reviews)** | — |
| Number of ratings | **1** | — |
| Positive reviews | 33.3% of reviews | — |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | **Daily** | Every 10 days |
| Monetization | Free | — |
| Size | 7 MB | 38 MB |
| Requires iOS | **15.0** | 17.0 |
| Devices | **iPhone, iPad, iPod** | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [Takashi Tsunoda](https://appshunter.io/developer/1884742586) | [HANDSUM.INC](https://appshunter.io/developer/968016240) |

## What reviewers say

### ARPJAM

[App page](https://appshunter.io/ios/app/arpjam/id6762045552)

This app generates evolving ambient music using two independent arpeggio engines. It features a generative drum machine, sound design tools, and external instrument synchronization. Save and recall your favorite musical setups.

**Highlights:** Dual arpeggio engines, Generative drum machine, Sound design controls, External instrument sync (Ableton Link, MIDI Clock), Save and recall presets, Built-in timer

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Remove Ads | $0.99 | one-time |


### Roomtone

[App page](https://appshunter.io/ios/app/roomtone-ambient-machine/id6779098983)

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

**In-app purchases:** none


## Frequently asked questions

### Is ARPJAM free?

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

### Is Roomtone free?

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

### Do ARPJAM or Roomtone have ads?

Neither ARPJAM nor Roomtone shows ads.

### Which is updated more often, ARPJAM or Roomtone?

ARPJAM ships an update daily, and Roomtone every 10 days. Most recently, ARPJAM was updated on October 21, 2026 and Roomtone on October 4, 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.*