# Audius vs Harmonix OTC

The clearest difference is update cadence: Harmonix OTC at every 2 days against Audius's every 5 months. Harmonix OTC also leads on iOS requirement (11.0 vs 13.0). 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.

Audius ships an update every 5 months, Harmonix OTC every 2 days. The most recent releases landed on October 14, 2026 and October 6, 2026 respectively.

## The numbers

| Metric | Audius | Harmonix OTC |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (1 ratings)](https://appshunter.io/ios/app/audius/id1179325517/reviews)** | — |
| Number of ratings | **1** | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 5 months | **Every 2 days** |
| Monetization | Free | — |
| Size | 21 MB | 128 MB |
| Requires iOS | 13.0 | **11.0** |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | 4+ | 17+ |
| Developer | [Covidence A/S](https://appshunter.io/developer/472309294) | [Huizhou Jinghao Medical Technology Co.,Ltd.](https://appshunter.io/developer/1543340471) |

## What reviewers say

### Audius

[App page](https://appshunter.io/ios/app/audius/id1179325517)

This utility app provides remote control functionality for a specific audio recording system. It allows users to manage their recordings from a connected device, offering convenience and flexibility in audio capture workflows.

**Highlights:** Remote control for audio recording, Manage recording sessions, Convenient audio capture management, Designed for specific audio systems

**In-app purchases:** none


### Harmonix OTC

[App page](https://appshunter.io/ios/app/harmonix-otc/id6756475067)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Audius free?

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

### Is Harmonix OTC free?

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

### Do Audius or Harmonix OTC have ads?

Neither Audius nor Harmonix OTC shows ads.

### Which is updated more often, Audius or Harmonix OTC?

Audius ships an update every 5 months, and Harmonix OTC every 2 days. Most recently, Audius was updated on October 14, 2026 and Harmonix OTC on October 6, 2026.

---

*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*