# Aurora (MIDI Controller) vs VAPolyMT

The clearest difference is price: Aurora (MIDI Controller) at $2.99 against VAPolyMT's $14.99. Aurora (MIDI Controller) also leads on update cadence (every 8 days vs every 11 months). On rating, ratings volume, ads and in-app purchases there is nothing between them.

Aurora (MIDI Controller) costs $2.99 and VAPolyMT $14.99 up front. Neither carries in-app purchases, so what you see is what you pay.

On the App Store both sit at effectively the same score — 5.0 for Aurora (MIDI Controller) against 5.0 for VAPolyMT. Both are backed by a comparable volume of ratings — 2 and 4 respectively.

Aurora (MIDI Controller) ships an update every 8 days, VAPolyMT every 11 months. The most recent releases landed on June 3, 2026 and September 20, 2026 respectively.

## The numbers

| Metric | Aurora (MIDI Controller) | VAPolyMT |
| --- | --- | --- |
| Price | **$2.99** | $14.99 |
| Rating | [5.0 (2 ratings)](https://appshunter.io/ios/app/aurora-midi-controller/id1613073943/reviews) | [5.0 (4 ratings)](https://appshunter.io/ios/app/vapolymt/id6743886961/reviews) |
| Number of ratings | 2 | **4** |
| Positive reviews | 50.0% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 8 days** | Every 11 months |
| Monetization | Paid | Paid |
| Size | 6 MB | 18 MB |
| Requires iOS | 16.6 | 16.6 |
| Devices | iPhone, iPad | **iPhone, iPad, Mac** |
| Age rating | 4+ | 4+ |
| Developer | [Jason Snell](https://appshunter.io/developer/866134040) | [Ryo Togawa](https://appshunter.io/developer/1474193056) |

## What reviewers say

### 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


### VAPolyMT

[App page](https://appshunter.io/ios/app/vapolymt/id6743886961)

This powerful synthesizer app offers bi-timbral polyphony with analog-style sequencers and assignable macro controls. It functions as a standalone application or an AudioUnit Extension, supporting MIDI, Ableton Link, and audio export. Project files are savable via iCloud Drive for cross-platform access.

**Highlights:** Bi-timbral polyphonic synthesizer, Analog-style step sequencer per timbre, Assignable macro controls, AudioUnit Extension (AUv3) support, Ableton Link and MIDI support, iCloud Drive project sharing, Built-in effects and piano roll editor

**Features:** Vision Pro support

**In-app purchases:** none


## Frequently asked questions

### Is Aurora (MIDI Controller) free?

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

### Is VAPolyMT free?

VAPolyMT costs $14.99, with no in-app purchases.

### Which has better reviews, Aurora (MIDI Controller) or VAPolyMT?

Aurora (MIDI Controller) and VAPolyMT are both rated 5.0 out of 5 on the App Store, from 2 and 4 ratings respectively.

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

Neither Aurora (MIDI Controller) nor VAPolyMT shows ads.

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

Aurora (MIDI Controller) ships an update every 8 days, and VAPolyMT every 11 months. Most recently, Aurora (MIDI Controller) was updated on June 3, 2026 and VAPolyMT on September 20, 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.*