# JAX SR vs Prism MIDI Sequencer

The clearest difference is price: JAX SR at $6.99 against Prism MIDI Sequencer's $19.99. JAX SR also leads on in-app purchases (none vs 5) and rating (5.0 vs 4.8). Prism MIDI Sequencer's advantage is ratings volume (33 vs 1). On update cadence, ads and device support there is nothing between them.

JAX SR costs $6.99 and Prism MIDI Sequencer $19.99 up front. Prism MIDI Sequencer sells 5 one-off in-app purchases. JAX SR asks for nothing beyond the download.

JAX SR holds the better App Store score, 5.0 against 4.8. That said, the two scores are not equally well evidenced: Prism MIDI Sequencer has 33 ratings behind it against 1, so its average is the more settled of the two.

JAX SR ships an update every 4 weeks, Prism MIDI Sequencer every 2 weeks. The most recent releases landed on June 25, 2026 and September 26, 2026 respectively.

## The numbers

| Metric | JAX SR | Prism MIDI Sequencer |
| --- | --- | --- |
| Price | **$6.99** | $19.99 |
| Rating | **[5.0 (1 ratings)](https://appshunter.io/ios/app/jax-sr-phaser/id1636821536/reviews)** | [4.8 (33 ratings)](https://appshunter.io/ios/app/prism-midi-sequencer/id6502302630/reviews) |
| Number of ratings | 1 | **33** |
| Positive reviews | — | 85.7% of reviews |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 4 weeks | **Every 2 weeks** |
| Monetization | Paid | **Free with in-app purchases** |
| Size | 21 MB | 55 MB |
| Requires iOS | **14.0** | 16.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Jens Guell](https://appshunter.io/developer/1195004865) | [Tyler Quatraro](https://appshunter.io/developer/1724470298) |

## What reviewers say

### JAX SR

[App page](https://appshunter.io/ios/app/jax-sr-phaser/id1636821536)

This audio effect app allows selective frequency range processing for modulation effects. It offers a classic phaser with MIDI control and dynamic mix adjustment, preventing negative side effects from full-range processing. It requires a host application to function.

**Highlights:** Selective frequency range processing, Classic phaser modulation, Optional MIDI control, Dynamic mix adjustment, Universal app for Apple devices

**Features:** macOS Compatibility

**In-app purchases:** none


### Prism MIDI Sequencer

[App page](https://appshunter.io/ios/app/prism-midi-sequencer/id6502302630)

This app is a powerful 16-track MIDI step sequencer designed for iOS devices. It allows users to create complex musical patterns with high resolution, elastic timing, and per-step control. It integrates with external synths and samplers, offering extensive features for melody, harmony, and drum sequencing.

**Highlights:** 16-track AUv3 MIDI step sequencer, High resolution and elastic timing, Per-step control and step FX, Scale modes and flow modes for tonal tracks, 16 mini-sequencers per drum track, LFOs, arpeggiator, and generative tools, Scene and mute profile performance modes

**In-app purchases (5)**

| Purchase | Price | Billing |
| --- | --- | --- |
| LFO Extension | $4.99 | one-time |
| Step FX | $4.99 | one-time |
| Multi-Sequencer  Tone Tracks | $4.99 | one-time |
| Launchkey Mini MK4 Control | $4.99 | one-time |
| Euclidean Sequencer Extension | $4.99 | one-time |


## Frequently asked questions

### Is JAX SR free?

JAX SR costs $6.99, with no in-app purchases.

### Is Prism MIDI Sequencer free?

Prism MIDI Sequencer costs $19.99, and also offers in-app purchases.

### Which has better reviews, JAX SR or Prism MIDI Sequencer?

JAX SR is rated higher. JAX SR averages 5.0 out of 5 from 1 ratings, while Prism MIDI Sequencer averages 4.8 from 33 ratings.

### Do JAX SR or Prism MIDI Sequencer have ads?

Neither JAX SR nor Prism MIDI Sequencer shows ads.

### Which is updated more often, JAX SR or Prism MIDI Sequencer?

JAX SR ships an update every 4 weeks, and Prism MIDI Sequencer every 2 weeks. Most recently, JAX SR was updated on June 25, 2026 and Prism MIDI Sequencer on September 26, 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.*