# ARPJAM vs CVOsc

The clearest difference is update cadence: ARPJAM at daily against CVOsc's every 6 weeks. ARPJAM also leads on iOS requirement (15.0 vs 26.4). On price, ads, in-app purchases and device support there is nothing between them.

Both are free to download. ARPJAM sells 1 one-off in-app purchase and CVOsc sells 4 in-app purchases, starting at $0.99 per year. Whichever you choose, the download price is not the number that matters.

ARPJAM ships an update daily, CVOsc every 6 weeks. The most recent releases landed on October 4, 2026 and October 6, 2026 respectively.

## The numbers

| Metric | ARPJAM | CVOsc |
| --- | --- | --- |
| 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 | Yes |
| Ads | No | No |
| Update frequency | **Daily** | Every 6 weeks |
| Monetization | Free | — |
| Size | 7 MB | 6 MB |
| Requires iOS | **15.0** | 26.4 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, Mac |
| Age rating | 4+ | 4+ |
| Developer | [Takashi Tsunoda](https://appshunter.io/developer/1884742586) | [Aleph Void LLC](https://appshunter.io/developer/1896525800) |

## 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 |


### CVOsc

[App page](https://appshunter.io/ios/app/cvosc/id6767967087)

**Features:** Family Sharing

**In-app purchases (4)**

| Purchase | Price | Billing |
| --- | --- | --- |
| CVOsc Annual Tuner | $0.99 | per year |
| CVOsc Annual Recording | $0.99 | per year |
| CVOsc Preset Annual | $0.99 | per year |
| CVOsc Annual Convert To Gate | $0.99 | per year |


## Frequently asked questions

### Is ARPJAM free?

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

### Is CVOsc free?

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

### Do ARPJAM or CVOsc have ads?

Neither ARPJAM nor CVOsc shows ads.

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

ARPJAM ships an update daily, and CVOsc every 6 weeks. Most recently, ARPJAM was updated on October 4, 2026 and CVOsc on October 6, 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.*