MIDI Aid vs Midi Amuser
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 • Clear controls in the style of studio gear: a capture key, a status display with the live event count, and a Follow key with a light that shows when it is on 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 • All 16 MIDI channels as pads: tap one to hide or show it • Each section shows how many of its filters are on DEVICES • Works with USB MIDI devices out of the box • Network MIDI sessions and Bluetooth MIDI devices set up at system level appear automatically SUBSCRIPTION • MIDI Aid Pro: try it free for one week, then 0.99 € per month (or the equivalent in your currency) • Cancel any time in your account settings • Bought MIDI Aid before it became a subscription? It stays unlocked for you: tap Restore purchase • Terms of Use: https://ramuslabs.com/midi-aid/terms/ 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. MIDI Aid only counts anonymously which features are used; a random install ID is added only if you allow it.
Midi Amuser
This app allows you to connect, control, and record up to 10 MIDI instruments and controllers across 10 tracks. It manages routing, recalls instrument states, and enables live looping and complex song arrangements with a stable clock and zero latency.
- Connect up to 10 MIDI instruments
- Connect up to 10 MIDI controllers
- Zero latency
- Step sequencer
- Manage synth patches
- Record and arrange MIDI events on 10 tracks
- Arrange up to 16 song parts
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Midi Amuser lets you connect, control and record up to 10 instruments on 10 tracks with up to 10 input devices. It will take care of your routing, recall your instruments’ CC states across songs and arrangements. It lets you make live loops as well as create complex song arrangements. - make it the center of your MIDI setup - connect up to 10 MIDI instruments - connect up to 10 MIDI controllers - zero latency - stable clock - step sequencer - use a foot switch to record after the fact - manage all your synths’ patches - automatically save and recall Control Change states of your instruments - record, copy, quantise Midi events on up to 10 tracks - arrange up to 16 song parts - make templates for live performances - loop and arrange live - import and export songs
Screenshots
Verdict
The clearest difference is in-app purchases: Midi Amuser at none against MIDI Aid's 1. Midi Amuser also leads on update cadence (every 5 weeks vs every 4 months). On price, ads, 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
Both are free to download. MIDI Aid sells 1 in-app purchase, starting at $0.99 per month. Midi Amuser asks for nothing beyond the download.
MIDI Aid ships an update every 4 months, Midi Amuser every 5 weeks. The most recent releases landed on November 6, 2026 and November 3, 2026 respectively.
| Parameter | MIDI Aid | Midi Amuser |
|---|---|---|
| Price | Free | Free |
| Rating | — | 4.8 (6 ratings) — better |
| Number of ratings | — | 6 — better |
| Update frequency | Every 4 months | Every 5 weeks — better |
| Ads | No | No |
| In-app purchases | Yes | No — better |
| Monetization | — | Free |
| Devices | iPhone, iPad, Mac — better | iPhone, iPod |
| Requires iOS | 16.0 | 15.0 — better |
| Further details — not scored | ||
| Size | 41 MB | 4 MB |
| Age rating | 4+ | 4+ |
| Developer | Tobias Wissmueller | Tilmann Schuepfer |
In-app purchases
MIDI Aid
- MIDI Aid Pro7 Days trial$0.991 Month
Midi Amuser
No in-app purchases
Questions
Is MIDI Aid free?
Is Midi Amuser free?
Do MIDI Aid or Midi Amuser have ads?
Which is updated more often, MIDI Aid or Midi Amuser?
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