Comparison

TC vs JAX SR

Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.

Head to head
About

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.

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
Read 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.

About

JAX SR

This audio effect app allows users to select specific frequency ranges for processing. It offers a classic reduction effect with direct MIDI control for parameters. Compatible with a wide range of Apple devices, it's designed for musicians and audio engineers.

Highlights
  • Selective frequency range effect processing
  • Classic reduction effect
  • Direct MIDI control assignment
  • Universal build for Apple devices
  • AudioUnit (AUv3) format
Features
Read full description

The JAX SR Series are AudioUnits (AUv3), which allow to select a frequency range for effect processing. This one provides a classic reduction effect with direct MIDI control assignment to the parameters. The manual ( https://audio.digitster.com/wp-content/uploads/2024/04/JAX-SR-Reductor.pdf ) and more information can be found on the product website at: https://audio.digitster.com/ This build is truly 'universal', meaning, the audio unit is available for: - MacOS (Apple Silicon) - iOS (all actual iPhones) - iPadOS (all actual iPads) - visionOS (Apple Vision Devices) Note: We do no longer focus on Intel compatibility, because Apple's Intel support is marked deprecated for the near future. Requirements: MacOS 10.15++ iOS 14.0++

Screenshots

TC4 screens
JAX SR4 screens

Verdict

The call

The clearest difference is price: JAX SR at $6.99 against TC's $19.99. JAX SR also leads on rating (5.0 vs 4.6) and iOS requirement (14.0 vs 16.0). TC's advantage is ratings volume (14 vs 1). On update cadence, ads, in-app purchases and monetization model 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

CostPrice · In-app purchases · Ads · Monetization

TC costs $19.99 and JAX SR $6.99 up front. Neither carries in-app purchases, so what you see is what you pay.

ReceptionRating · Positive reviews · Number of ratings

JAX SR 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.

UpkeepUpdate frequency

TC ships an update every 5 weeks, JAX SR every 6 weeks. The most recent releases landed on October 2, 2026 and October 12, 2026 respectively.

Scorecard4 real differences · 6 level
TC versus JAX SR: the parameters behind the verdict, then further details
ParameterTCJAX SR
Price$19.99$6.99 — better
Rating4.6 (14 ratings)5.0 (1 ratings) — better
Positive reviews89.5% of reviews—
Number of ratings14 — better1
Update frequencyEvery 5 weeks — betterEvery 6 weeks
AdsNoNo
In-app purchasesNoNo
MonetizationPaidPaid
DevicesiPhone, iPadiPhone, iPad, iPod — better
Requires iOS16.014.0 — better
Further details — not scored
Size41 MB21 MB
Age rating4+4+
DeveloperBit ShapeJens Guell

Customer experience

TC

All ratings14 ratings
Positive85.7%
Neutral14.3%
Negative0.0%
Written reviews19 reviews
Positive89.5%
Neutral10.5%
Negative0.0%

JAX SR

All ratings1 ratings
Positive100.0%
Neutral0.0%
Negative0.0%

In-app purchases

None

TC

No in-app purchases

None

JAX SR

No in-app purchases

Questions

Is TC free?
TC costs $19.99, with no in-app purchases.
Is JAX SR free?
JAX SR costs $6.99, with no in-app purchases.
Which has better reviews, TC or JAX SR?
JAX SR is rated higher. TC averages 4.6 out of 5 from 14 ratings, while JAX SR averages 5.0 from 1 ratings.
Do TC or JAX SR have ads?
Neither TC nor JAX SR shows ads.
Which is updated more often, TC or JAX SR?
TC ships an update every 5 weeks, and JAX SR every 6 weeks. Most recently, TC was updated on October 2, 2026 and JAX SR on October 12, 2026.

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