TC vs LittleOSC
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
TC
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.
- 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
Read full descriptionHide full description
TC-Data is a MIDI and OSC (Open Sound Control) controller that sends messages to other apps and hardware. The app has over 300 multi-touch and device motion controllers and triggers which can be assigned to any MIDI or OSC message output. TC-Data is not a synthesizer, but it is designed to control them, plus any other MIDI or OSC software. With TC-Data, you create your own interface to send the gestures and touch motions you choose. There are no sliders, knobs, or buttons. TC-Data directly connects your touch movements to the outputs you program. Create MIDI notes, CC, pitch bend, patch change, and aftertouch messages with totally unique multi-touch controllers. Or send values directly to your program of choice via OSC, where you can build your own project using TC-Data as the front-end. Features • MIDI over Bluetooth (Mac) • Inter-app control via CoreMIDI • OSC over Wi-Fi (Mac) • Support for external MIDI interfaces • MIDI input passthrough • Virtual MIDI output • Fully assignable touch controllers • Gyroscope and accelerometer motion control • 300+ controllers and triggers • 14-bit MIDI CC support TC-Data is based on TC-11, an all-in-one multi-touch synthesizer. TC-Data takes the multi-touch controllers from TC-11 and opens them up to any external software.
LittleOSC
This tool sends Open Sound Control messages via Wi-Fi using four buttons. Its straightforward design is ideal for connection testing and educational purposes. It supports both IPv4 and IPv6 protocols.
- Sends Open Sound Control messages
- Four programmable buttons
- Wi-Fi connectivity
- Supports IPv4 and IPv6
- Connection testing
- Educational use
Read full descriptionHide full description
LittleOSC is a simple OSC controller tool. It can sends Open Sound Control message of four buttons status via WI-FI. Its simple and easy-to-understand design is suitable for connection test and education use. LittleOSC supports IPv4 and IPv6 protocol.
Screenshots
Verdict
The clearest difference is price: LittleOSC at Free against TC's $19.99. LittleOSC also leads on rating (5.0 vs 4.6) and update cadence (every 2 weeks vs every 5 weeks). TC's advantage is ratings volume (14 vs 1). On ads, in-app purchases and device support there is nothing between them.
Scored on Price · Rating · Positive reviews · Number of ratings · Update frequency · Ads · In-app purchases · Monetization · Best chart rank · Devices · Requires iOS
LittleOSC is free to download; TC costs $19.99 up front. Neither carries in-app purchases, so what you see is what you pay.
LittleOSC holds the better App Store score, 5.0 against 4.6. That said, the two scores are not equally well evidenced: TC has 14 ratings behind it against 1, so its average is the more settled of the two.
TC ships an update every 5 weeks, LittleOSC every 2 weeks. Both last shipped on October 2, 2026.
| Parameter | TC | LittleOSC |
|---|---|---|
| Price | $19.99 | Free — better |
| Rating | 4.6 (14 ratings) | 5.0 (1 ratings) — better |
| Positive reviews | 89.5% of reviews | — |
| Number of ratings | 14 — better | 1 |
| Update frequency | Every 5 weeks | Every 2 weeks — better |
| Ads | No | No |
| In-app purchases | No | No |
| Monetization | Paid | Free — better |
| Devices | iPhone, iPad | iPhone, iPad, iPod — better |
| Requires iOS | 16.0 | 8.0 — better |
| Further details — not scored | ||
| Size | 41 MB | 11 MB |
| Age rating | 4+ | 4+ |
| Developer | Bit Shape | Keisuke Ai |
Customer experience
TC
LittleOSC
In-app purchases
TC
No in-app purchases
LittleOSC
No in-app purchases









