# TouchOSC vs RDTap

The clearest difference is price: RDTap at Free against TouchOSC's $19.99. RDTap also leads on update cadence (fortnightly vs every 6 weeks). TouchOSC's advantage is review sentiment (72% vs 50%) and chart position (#53 vs unranked). On ads, in-app purchases and device support there is nothing between them.

RDTap is free to download; TouchOSC costs $19.99 up front. Neither carries in-app purchases, so what you see is what you pay.

TouchOSC ships an update every 6 weeks, RDTap fortnightly. The most recent releases landed on October 12, 2026 and October 4, 2026 respectively.

## The numbers

| Metric | TouchOSC | RDTap |
| --- | --- | --- |
| Price | $19.99 | **Free** |
| Rating | **[4.6 (232 ratings)](https://appshunter.io/ios/app/touchosc/id1569996730/reviews)** | — |
| Number of ratings | **232** | — |
| Positive reviews | **71.7% of reviews** | 50.0% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 6 weeks | **Fortnightly** |
| Monetization | Paid | **Free** |
| Best chart rank | **#53** | — |
| Size | 39 MB | 36 MB |
| Requires iOS | **13.0** | 15.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Hexler LLC](https://appshunter.io/developer/1569922581) | [RCF spa](https://appshunter.io/developer/1053268033) |

## What reviewers say

### TouchOSC

[App page](https://appshunter.io/ios/app/touchosc/id1569996730)

**Currently charting:** #53 Top Paid · Music (US App Store)

This app provides a powerful and flexible modular control surface for MIDI and OSC messages. It features a GPU-powered editor for creating complex layouts, cross-network synchronized editing, and a scripting engine for deep customization. It's designed for musicians and audio professionals seeking advanced control over their digital audio workstations and other compatible software.

**Highlights:** Modular control surface, Powerful integrated editor, MIDI and OSC message support, Cross-network synchronized editing, Scripting engine for customization, Wired & wireless MIDI connections

**Features:** Vision Pro support

**In-app purchases:** none

**What reviewers like**

- 🎛️ Highly customizable control surfaces
- 💡 Powerful Lua scripting capabilities
- 🔄 Cross-platform compatibility
- ⚡ Stable and reliable performance
- 🎨 Built-in editor for real-time design

**What reviewers complain about**

- 📖 Poor documentation and manual
- 🎓 Steep learning curve for beginners
- 🖱️ Clunky and unintuitive UI/UX
- 🐛 Occasional crashes and connection issues
- 📱 Limited Bluetooth MIDI support on iOS

**Reported bugs**

- App crashes and won't reopen
- Connection drops between iPad and computer
- OSC not transmitting despite showing connected
- Screen goes blank when typing text
- Document tree scrolling jumps erratically

**Requested features**

- Bluetooth MIDI support on iOS devices
- VST/AU plugin version for DAWs
- Better documentation and video tutorials
- Cross-control scripting capabilities
- Image and background customization


### RDTap

[App page](https://appshunter.io/ios/app/rdtap/id6739501408)

Control and configure SUB 90XX series subwoofers with access to internal parameters. Offers professionally tuned presets for seamless integration with top speakers and supports rapid setup for ground stacking or sub cluster configurations.

**Highlights:** Access internal subwoofer parameters, Advanced Crossover Engine (ACE) presets, Professionally tuned level and phase matching, Ground stacking and sub cluster configuration, Rapid setup for speaker designs

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is TouchOSC free?

TouchOSC costs $19.99, with no in-app purchases.

### Is RDTap free?

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

### Do TouchOSC or RDTap have ads?

Neither TouchOSC nor RDTap shows ads.

### Which is updated more often, TouchOSC or RDTap?

TouchOSC ships an update every 6 weeks, and RDTap fortnightly. Most recently, TouchOSC was updated on October 12, 2026 and RDTap 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.*