# MIDI World vs Audio Object

The clearest difference is price: Audio Object at Free against MIDI World's $0.99. Audio Object also leads on rating (5.0 vs 2.0) and update cadence (every 2 months vs every 7 months). On ratings volume, ads, in-app purchases and device support there is nothing between them.

Audio Object is free to download; MIDI World costs $0.99 up front. Neither carries in-app purchases, so what you see is what you pay.

Audio Object holds the better App Store score, 5.0 against 2.0. Both are backed by a comparable volume of ratings — 1 and 1 respectively.

MIDI World ships an update every 7 months, Audio Object every 2 months. Both last shipped on October 31, 2026.

## The numbers

| Metric | MIDI World | Audio Object |
| --- | --- | --- |
| Price | $0.99 | **Free** |
| Rating | [2.0 (1 ratings)](https://appshunter.io/ios/app/midi-world/id6761638710/reviews) | **[5.0 (1 ratings)](https://appshunter.io/ios/app/audio-object/id6783546700/reviews)** |
| Number of ratings | 1 | 1 |
| Positive reviews | 0.0% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 7 months | **Every 2 months** |
| Monetization | Paid | **Free** |
| Size | 14 MB | 12 MB |
| Requires iOS | 18.0 | **17.0** |
| Devices | **iPhone, iPad** | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [Los Palmos](https://appshunter.io/developer/1889993325) | [Green Rose Systems, LLC](https://appshunter.io/developer/6783546702) |

## What reviewers say

### MIDI World

[App page](https://appshunter.io/ios/app/midi-world/id6761638710)

Transform device sensors and real-world data into MIDI control and musical notes. Create multitrack recordings, adjust performances with per-track controls, and export to any DAW. Connect environmental data to your music.

**Highlights:** Sensor-to-MIDI mapping, Real-world data integration, Multitrack recording, Per-track performance controls, Standard MIDI File export, Optional audio export, Preset and theme customization

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

**In-app purchases:** none


### Audio Object

[App page](https://appshunter.io/ios/app/audio-object/id6783546700)

This pocket-sized instrument turns your iPhone into a portable music creation studio. It features a four-track looper, a three-voice drum machine, and an eight-pad sampler with extensive editing capabilities. Seamlessly integrate with your Mac DAW via USB for professional workflows.

**Highlights:** Four-track looper with bar-quantized recording, Three-voice drum machine click track, Eight-pad sampler with EQ and varispeed, Project save, load, and WAV stem export, Stereo audio streaming to Mac DAWs via USB, MIDI clock output over USB, Records stereo from Core Audio interfaces

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

**In-app purchases:** none


## Frequently asked questions

### Is MIDI World free?

MIDI World costs $0.99, with no in-app purchases.

### Is Audio Object free?

Audio Object is free to download, with no in-app purchases.

### Which has better reviews, MIDI World or Audio Object?

Audio Object is rated higher. MIDI World averages 2.0 out of 5 from 1 ratings, while Audio Object averages 5.0 from 1 ratings.

### Do MIDI World or Audio Object have ads?

Neither MIDI World nor Audio Object shows ads.

### Which is updated more often, MIDI World or Audio Object?

MIDI World ships an update every 7 months, and Audio Object every 2 months. Most recently, MIDI World was updated on October 31, 2026 and Audio Object on October 31, 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.*