Cryptoclash vs midi
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
Cryptoclash
This app generates unique sounds by translating typed letters into a physics-based sound engine. Explore experimental music with particle collisions, gravity adjustments, and novel tuning systems.
- Text-to-sound generation
- Physics-based sound engine
- Accelerometer controls
- Customizable sound patches
- Experimental tuning systems
- Live coding elements
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Cryptoclash is a strange generative synthesizer, which translates letters into sound. By typing in a string of up to 20 letters (a-z), you set up the states of the sound engine, which are represented as roaming particles. Every time they collide, things can change! Use the accelerometers to change gravity, and tap on a ball to give it a velocity boost. Each time you choose the source string, you create a new sounding patch. Some sounds are noisier, and others more meditative; keep exploring and you'll hear interesting new tuning systems (such as 26 notes per octave), and different amounts of synthesizer feedback. The central idea behind this work is that of the musical cryptogram, where letters are turned into notes; but the sound engine here avoids such a direct and obvious mapping for a combination of physics engine (thank you Box2D), live coding, sonification, finite state machines, Markov models and feedback FM. Download Cryptoclash if you are open to stranger computer music sounds, and avoid it if you just want diatonic melodies and piano sounds! If you like this, or want a free starting point, you may be interested in the other two in an accessible live coding triology; TOPLAPapp and RISCy, already available on the App Store.
midi
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midi-sink models a tray of water with ink floating on it. Every gesture is an exact, area-preserving transformation of the whole sheet — Aubrey Jaffer's mathematical marbling — so the rings stay crisp after a thousand strokes. Two modes. MARBLE MODE is the tray under your hands: tap for a drop, drag to comb, twist two fingers for a vortex, pinch to fold, draw with the Pencil and a wake follows the tip. Plug in a MIDI instrument and it plays into the same water: an MPE controller's strike, pressure, glide and slide become drop, feed, comb and hue; a wind controller draws a single calligraphic line; any keyboard plays drops on the circle of fifths. PLAY MODE turns the iPad into an MPE instrument. A pitch lattice — chromatic grid, Jankó or piano grid — sits under your fingers; every touch is a joystick (sideways bends in semitones, push to feed ink, pull back to stir). The Apple Pencil plays legato across the keys with real force as velocity, its barrel roll deepens vibrato and the Pencil Pro's squeeze is the sustain pedal. A floating strip carries pitch, mod, two assignable wheels and sustain on the MPE master channel. The stream goes out over a virtual CoreMIDI source (also to a USB-tethered Mac), the MIDI network session and Bluetooth LE MIDI, so any DAW or synth records a standard MPE performance while the water paints it. Made for MPE controllers — ROLI Piano and Seaboard, Expressive E Osmose — the ROLI Airwave's gesture CCs, wind controllers (Roland Aerophone, Odisei Travel Sax) and classic keyboards. midi-sink makes no sound of its own: it is a visualizer and a controller. Free software (AGPL-3.0). Collects nothing.
Screenshots
Verdict
The clearest difference is update cadence: midi at every 5 weeks against Cryptoclash's every 72 months. Cryptoclash's advantage is iOS requirement (8.0 vs 16.0). On price, ads, in-app purchases and device support 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. Neither carries in-app purchases, so what you see is what you pay.
Cryptoclash ships an update every 72 months, midi every 5 weeks. The most recent releases landed on October 7, 2026 and October 24, 2026 respectively.
| Parameter | Cryptoclash | midi |
|---|---|---|
| Price | Free | Free |
| Rating | 3.0 (3 ratings) — better | — |
| Positive reviews | 100.0% of reviews | — |
| Number of ratings | 3 — better | — |
| Update frequency | Every 72 months | Every 5 weeks — better |
| Ads | No | No |
| In-app purchases | No | No |
| Monetization | Free | — |
| Devices | iPhone, iPod | iPhone, iPad |
| Requires iOS | 8.0 — better | 16.0 |
| Further details — not scored | ||
| Size | 1 MB | 8 MB |
| Age rating | 4+ | 4+ |
| Developer | Joshua Parmenter | Vibetuned |
In-app purchases
Cryptoclash
No in-app purchases
midi
No in-app purchases









