# ULTIMIDI vs Studio Field

The clearest difference is review sentiment: Studio Field at 60% against ULTIMIDI's 0%. Studio Field also leads on rating (5.0 vs 2.0) and update cadence (every 5 days vs every 5 weeks). ULTIMIDI's advantage is price (Free vs $29.99) and iOS requirement (15.1 vs 26.0). On ads, in-app purchases and device support there is nothing between them.

ULTIMIDI is free to download; Studio Field costs $29.99 up front. ULTIMIDI sells 4 one-off in-app purchases and Studio Field sells 10 one-off in-app purchases. Whichever you choose, the download price is not the number that matters.

Studio Field holds the better App Store score, 5.0 against 2.0. That said, the two scores are not equally well evidenced: Studio Field has 5 ratings behind it against 1, so its average is the more settled of the two. Written reviews point the same way: 0% of ULTIMIDI's written reviews are positive against 60% of Studio Field's.

ULTIMIDI ships an update every 5 weeks, Studio Field every 5 days. The most recent releases landed on October 6, 2026 and October 12, 2026 respectively.

## The numbers

| Metric | ULTIMIDI | Studio Field |
| --- | --- | --- |
| Price | **Free** | $29.99 |
| Rating | [2.0 (1 ratings)](https://appshunter.io/ios/app/ultimidi/id6763802168/reviews) | **[5.0 (5 ratings)](https://appshunter.io/ios/app/studio-field/id6790190192/reviews)** |
| Number of ratings | 1 | **5** |
| Positive reviews | 0.0% of reviews | **60.0% of reviews** |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Update frequency | Every 5 weeks | **Every 5 days** |
| Monetization | **Free with in-app purchases** | Paid |
| Best chart rank | — | **#197** |
| Size | 38 MB | 179 MB |
| Requires iOS | **15.1** | 26.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, Mac |
| Age rating | 4+ | 4+ |
| Developer | [Nicholas Hogan](https://appshunter.io/developer/1895496828) | [Lithium ehf](https://appshunter.io/developer/1583999127) |

## What reviewers say

### ULTIMIDI

[App page](https://appshunter.io/ios/app/ultimidi/id6763802168)

Design custom MIDI touch control surfaces with a free-form canvas. Assign gestures, physics, and automation to faders, knobs, and more. Connect to any MIDI-capable app or hardware for a personalized music creation experience.

**Highlights:** Customizable MIDI touch control surfaces, Free-form canvas for layout design, Assign gesture bindings and automation, Connect to MIDI apps and hardware, Advanced control logic and routing, Cloud saving for controller layouts

**Features:** macOS Compatibility, Vision Pro support

**In-app purchases (4)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Performance Pack | $25.00 | one-time |
| Stepped Controls Pack | $25.00 | one-time |
| Automation Pack | $25.00 | one-time |
| Standard Upgrade | $50.00 | one-time |


### Studio Field

[App page](https://appshunter.io/ios/app/studio-field/id6790190192)

**Currently charting:** #197 Top Paid · Music (US App Store)

This pocket sound lab offers a drum machine, bass synth, ambient synth, and microphone sampler for iPhone and iPad. It also includes a companion Mac app for managing your OP-1 Field device, allowing you to capture and shape sounds anywhere.

**Highlights:** Drum machine with 8 procedural voices, Deep bass synth with ladder filter, Ambient synth for lush pads, Microphone sampler with iCloud sync, Companion Mac app for OP-1 Field management, Stereo sampling directly to OP-1 Field

**In-app purchases (10)**

| Purchase | Price | Billing |
| --- | --- | --- |
| OP-1 Field Dust | $9.99 | one-time |
| OP-1 Field Field Memories | $9.99 | one-time |
| OP-1 Field Analog Classics | $14.99 | one-time |
| OP-XY Yesterday's Machines | $14.99 | one-time |
| OP-XY Analog Classics Pro | $14.99 | one-time |
| OP-XY Sound In Motion | $14.99 | one-time |
| OP-XY Memory Bloom | $14.99 | one-time |
| OP-XY Koto Skies | $14.99 | one-time |
| OP-XY BRISTOL | $19.99 | one-time |
| OP-XY Memories | $19.99 | one-time |


## Frequently asked questions

### Is ULTIMIDI free?

ULTIMIDI is free to download, with in-app purchases available.

### Is Studio Field free?

Studio Field costs $29.99, and also offers in-app purchases.

### Which has better reviews, ULTIMIDI or Studio Field?

Studio Field is rated higher. ULTIMIDI averages 2.0 out of 5 from 1 ratings, while Studio Field averages 5.0 from 5 ratings.

### Do ULTIMIDI or Studio Field have ads?

Neither ULTIMIDI nor Studio Field shows ads.

### Which is updated more often, ULTIMIDI or Studio Field?

ULTIMIDI ships an update every 5 weeks, and Studio Field every 5 days. Most recently, ULTIMIDI was updated on October 6, 2026 and Studio Field on October 12, 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.*