# TC vs ChaosArp 2

The clearest difference is price: ChaosArp 2 at $5.99 against TC's $19.99. ChaosArp 2 also leads on rating (5.0 vs 4.6) and update cadence (fortnightly vs every 5 weeks). TC's advantage is review sentiment (89% vs 67%) and ratings volume (14 vs 3). On ads, in-app purchases, monetization model and device support there is nothing between them.

TC costs $19.99 and ChaosArp 2 $5.99 up front. Neither carries in-app purchases, so what you see is what you pay.

ChaosArp 2 holds the better App Store score, 5.0 against 4.6. Both are backed by a comparable volume of ratings — 14 and 3 respectively. Written reviews complicate that: 89% of TC's written reviews are positive against 67% of ChaosArp 2's, so the app with the better star average is not the one people write more warmly about.

TC ships an update every 5 weeks, ChaosArp 2 fortnightly. Both last shipped on October 24, 2026.

## The numbers

| Metric | TC | ChaosArp 2 |
| --- | --- | --- |
| Price | $19.99 | **$5.99** |
| Rating | [4.6 (14 ratings)](https://appshunter.io/ios/app/tc-data/id883788579/reviews) | **[5.0 (3 ratings)](https://appshunter.io/ios/app/chaosarp-2/id6753660745/reviews)** |
| Number of ratings | **14** | 3 |
| Positive reviews | **89.5% of reviews** | 66.7% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 5 weeks | **Fortnightly** |
| Monetization | Paid | Paid |
| Best chart rank | — | **#185** |
| Size | 41 MB | 13 MB |
| Requires iOS | 16.0 | **13.0** |
| Devices | iPhone, iPad | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Bit Shape](https://appshunter.io/developer/397853985) | [Achillefs Sourlas](https://appshunter.io/developer/6813431693) |

## What reviewers say

### TC

[App page](https://appshunter.io/ios/app/tc-data/id883788579)

This app acts as a versatile controller for music software and hardware, allowing users to create custom interfaces for sending MIDI and OSC messages. It translates touch gestures and device motion into musical commands without being a synthesizer itself.

**Highlights:** Customizable multi-touch controllers, Device motion control (gyroscope/accelerometer), MIDI over Bluetooth (Mac), OSC over Wi-Fi (Mac), Inter-app control via CoreMIDI, Support for external MIDI interfaces, Virtual MIDI output

**In-app purchases:** none


### ChaosArp 2

[App page](https://appshunter.io/ios/app/chaosarp-2/id6753660745)

**Currently charting:** #185 Top Paid · Music (US App Store)

This music production tool generates complex and dynamic MIDI patterns by modulating pitch, rhythm, velocity, and duration. It offers a versatile arpeggiator and sequencer with chaotic modulation for evolving musical ideas.

**Highlights:** Chaotic MIDI arpeggiator, Variable step sequencer, Pitch and rhythm modulation, Randomizable velocity and duration, Pitch/scale quantization, XY performance pad, MIDI learn and export

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is TC free?

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

### Is ChaosArp 2 free?

ChaosArp 2 costs $5.99, with no in-app purchases.

### Which has better reviews, TC or ChaosArp 2?

ChaosArp 2 is rated higher. TC averages 4.6 out of 5 from 14 ratings, while ChaosArp 2 averages 5.0 from 3 ratings.

### Do TC or ChaosArp 2 have ads?

Neither TC nor ChaosArp 2 shows ads.

### Which is updated more often, TC or ChaosArp 2?

TC ships an update every 5 weeks, and ChaosArp 2 fortnightly. Most recently, TC was updated on October 24, 2026 and ChaosArp 2 on October 24, 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.*