Accelerando vs Memory MIDI
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
Accelerando
This music player dynamically adjusts song tempo to match your physical activity. It integrates with popular music services and local files, offering a personalized listening experience for workouts and commutes.
- Real-time music speed adjustment
- GPS-based tempo control
- SoundCloud integration
- iTunes library access
- Local audio file support
- Background playback
- Customizable presets
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Accelerando is a revolutionary music player that automatically adjusts playback speed based on your movement. Perfect for running and other activities. Features: • Real-time music speed adjustment based on GPS • Access to millions of tracks from SoundCloud • Access to your iTunes music library • Supported local audio files: .m4a, .mp3, .flac, .wav, .aiff, .aif, .aifc, .caf, .aac, .mp4, .m4p, .m4b, .3gp, .3g2, .amr, .ac3, .eac3, .mp1, .mp2, .au, .snd • Background playback with lock screen controls • Simple playlist organization • 3 customizable presets (music tempo & movement speed) • Speed unit and language selection The run, bicycle, and car presets work exactly the same - you can use them for any type of activity. Whether you're warming up or sprinting, Accelerando keeps your music in sync with your pace! Do not use this app while driving a vehicle. This application is designed to be used only as a passenger. Safety is important.
Memory MIDI
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Turn your iPhone into a wireless MIDI controller. Drum pads, piano keys, mixer faders, XY pad and transport — over Wi-Fi, no cables. Works with Ableton Live, Logic Pro, FL Studio, Studio One, Cubase, Bitwig Studio, Reaper, GarageBand, Pro Tools and any DAW that supports Network MIDI (RTP-MIDI) or Bluetooth MIDI. DRUM PADS Six velocity pads that respond to several fingers at once. Layouts are tuned for the DAW you pick. KEYS A full-screen keyboard: turn the phone sideways and play. Slide between keys, shift octaves, hold sustain. MIXER, XY PAD AND BUTTONS Faders, an XY pad and toggle buttons for effects, filters and sends. Map them in your DAW once and they stay mapped. TRANSPORT AND RECORDING Play, stop and record from your phone while your hands stay on the instrument. YOUR OWN PRESETS Build your own layout from pads, faders and buttons, rename controls and save it. APPLE WATCH Turn the Digital Crown to control any parameter from your wrist. EASY SETUP Pick your DAW and follow the step-by-step guide. Your iPhone reconnects to the computer you chose on its own. Interface languages: English, Russian.
Screenshots
Verdict
The clearest difference is in-app purchases: Memory MIDI at none against Accelerando's 1. Accelerando's advantage is ads (none vs shown) and update cadence (every 3 days vs fortnightly). On price, 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. Accelerando sells 1 one-off in-app purchase. Memory MIDI asks for nothing beyond the download.
Accelerando ships an update every 3 days, Memory MIDI fortnightly. The most recent releases landed on October 28, 2026 and October 24, 2026 respectively.
| Parameter | Accelerando | Memory MIDI |
|---|---|---|
| Price | Free | Free |
| Rating | 4.0 (3 ratings) — better | — |
| Number of ratings | 3 — better | — |
| Update frequency | Every 3 days — better | Fortnightly |
| Ads | No — better | Yes |
| In-app purchases | Yes | No — better |
| Monetization | Free | — |
| Devices | iPhone | iPhone, Apple Watch — better |
| Requires iOS | 17.6 | 17.0 — better |
| Further details — not scored | ||
| Size | 2 MB | 10 MB |
| Age rating | 4+ | 4+ |
| Developer | ALBEDO JACEK FRANKOWSKI | Dmitrii Bondarchuk |
In-app purchases
Accelerando
- Full version$6.99
Memory MIDI
No in-app purchases









