# MIDI Aid vs Aurora (MIDI Controller)

The clearest difference is update cadence: Aurora (MIDI Controller) at every 8 days against MIDI Aid's every 35 months. MIDI Aid's advantage is price ($0.99 vs $2.99). On ads, in-app purchases, device support and iOS requirement there is nothing between them.

MIDI Aid costs $0.99 and Aurora (MIDI Controller) $2.99 up front. Neither carries in-app purchases, so what you see is what you pay.

MIDI Aid ships an update every 35 months, Aurora (MIDI Controller) every 8 days. Both last shipped on October 7, 2026.

## The numbers

| Metric | MIDI Aid | Aurora (MIDI Controller) |
| --- | --- | --- |
| Price | **$0.99** | $2.99 |
| Rating | — | **[5.0 (2 ratings)](https://appshunter.io/ios/app/aurora-midi-controller/id1613073943/reviews)** |
| Number of ratings | — | **2** |
| Positive reviews | — | 50.0% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 35 months | **Every 8 days** |
| Monetization | — | Paid |
| Size | 26 MB | 6 MB |
| Requires iOS | **16.0** | 16.6 |
| Devices | **iPhone, iPad, Mac** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Tobias Wissmueller](https://appshunter.io/developer/785655742) | [Jason Snell](https://appshunter.io/developer/866134040) |

## What reviewers say

### MIDI Aid

[App page](https://appshunter.io/ios/app/midi-aid/id811495668)

**Features:** Vision Pro support

**In-app purchases:** none


### Aurora (MIDI Controller)

[App page](https://appshunter.io/ios/app/aurora-midi-controller/id1613073943)

Transform space weather data into musical expression with this live MIDI controller. Connect to your DAW and map real-time electromagnetic readings to create unique soundscapes and dynamic tracks.

**Highlights:** Live data streaming from observatories, Flexible MIDI mapping, Connects to DAWs like Ableton Live, Cross-platform compatibility (iOS, macOS), Creates ambient and techno music

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is MIDI Aid free?

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

### Is Aurora (MIDI Controller) free?

Aurora (MIDI Controller) costs $2.99, with no in-app purchases.

### Do MIDI Aid or Aurora (MIDI Controller) have ads?

Neither MIDI Aid nor Aurora (MIDI Controller) shows ads.

### Which is updated more often, MIDI Aid or Aurora (MIDI Controller)?

MIDI Aid ships an update every 35 months, and Aurora (MIDI Controller) every 8 days. Most recently, MIDI Aid was updated on October 7, 2026 and Aurora (MIDI Controller) on October 7, 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.*