MIDI Aid vs Aurora (MIDI Controller)
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
MIDI Aid
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MIDI Aid is a MIDI monitor: connect your MIDI devices and see every incoming event in one clean, technical view. Whether you are debugging a synth patch, checking a controller mapping, or just curious what your gear is sending, MIDI Aid shows you what is really happening on the wire. CAPTURE • Live event log with precise timestamps • Start, pause, and resume capturing at any time • Clear the log with one tap • Follow mode keeps the newest events in view UNDERSTAND • Every event decoded into plain language: notes with names and velocities, controllers with their standard names, program changes, aftertouch, pitch wheel, and more • Raw status and data bytes side by side with the decoded event • Hex or decimal display, your choice • Tap any event for a detail view including the full raw bytes FILTER • Focus on what matters: filter by device, event type, and MIDI channel • Channel events, system common events, and system real time events can be toggled individually • Mute noisy events like Timing Clock or Active Sensing with one tap DEVICES • Works with USB MIDI devices out of the box • Network MIDI sessions and Bluetooth MIDI devices set up at system level appear automatically MIDI Aid supports all 16 MIDI channels, running status, and System Exclusive messages. No account, no ads, no tracking. Your MIDI data never leaves your device.
Aurora (MIDI Controller)
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.
- Live data streaming from observatories
- Flexible MIDI mapping
- Connects to DAWs like Ableton Live
- Cross-platform compatibility (iOS, macOS)
- Creates ambient and techno music
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Aurora is a live MIDI controller powered by real-time data from space weather observatories and satellites. Connect Aurora to your favorite DAW (like Ableton Live) and transform electromagnetic readings into musical expression. Features: • Live data streaming from NOAA and Dombås observatory • Flexible MIDI mapping for CC controls • Works across iPhone, iPad, and Mac Catalyst Whether you're crafting ambient soundscapes or building dynamic techno tracks, Aurora connects your music to the rhythms of the planet.
Screenshots
Verdict
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.
Scored on Price · Rating · Positive reviews · Number of ratings · Update frequency · Ads · In-app purchases · Monetization · Best chart rank · Devices · Requires iOS
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.
| Parameter | MIDI Aid | Aurora (MIDI Controller) |
|---|---|---|
| Price | $0.99 — better | $2.99 |
| Rating | — | 5.0 (2 ratings) — better |
| Positive reviews | — | 50.0% of reviews |
| Number of ratings | — | 2 — better |
| Update frequency | Every 35 months | Every 8 days — better |
| Ads | No | No |
| In-app purchases | No | No |
| Monetization | — | Paid |
| Devices | iPhone, iPad, Mac — better | iPhone, iPad |
| Requires iOS | 16.0 — better | 16.6 |
| Further details — not scored | ||
| Size | 26 MB | 6 MB |
| Age rating | 4+ | 4+ |
| Developer | Tobias Wissmueller | Jason Snell |
In-app purchases
MIDI Aid
No in-app purchases
Aurora (MIDI Controller)
No in-app purchases
Questions
Is MIDI Aid free?
Is Aurora (MIDI Controller) free?
Do MIDI Aid or Aurora (MIDI Controller) have ads?
Which is updated more often, MIDI Aid or Aurora (MIDI Controller)?
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