Etherpad vs AlchemDie
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
Etherpad
Create evolving soundscapes and ambient textures with an intuitive touch-based music synthesizer. Explore generative music without needing music theory, perfect for relaxation or creative expression.
- Multi-touch synthesis
- Multiple sound presets
- Visual particle effects
- Effect overlays
- Scale selection
- Landscape & portrait modes
- Low-latency audio
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Etherpad is an expressive touch-based music synthesis instrument for iPhone, iPad and your Mac. Sweep your fingers across the screen to create evolving soundscapes, ambient drones, and generative textures. (AUv3 Beta support) Powered by the legendary Csound audio engine, Etherpad turns your device into a portable synthesizer that responds to every touch with rich, organic sound. No music theory required — just touch, listen, and explore. KEY FEATURES • Multi-touch synthesis — Each finger controls pitch and timbre independently • Distinct Soundscapes — Switch between evolving pad sounds and textures • Reactive Visuals — ripples, trails, rings, and column glow respond to every touch • 14 evolving sounds — from lush pads to Glass Choir, PWM Pad, and Morphwave • Advanced Scales & Tuning — Break out of standard keys and explore the Bohlen-Pierce scale, overtone series, pentatonics, and more • Jam Sessions — Load your own audio tracks directly into the app and play along with your creative flow • MIDI 2.0 — per-note expression and full MIDI support for connected controllers (Beta) • AUv3 plug-in — play Etherpad inside Logic Pro, GarageBand, AUM, and other hosts (Beta) • Ultra Low-latency audio — Built on Csound, the industry-standard audio engine PERFECT FOR • Ambient and drone musicians • Meditation and relaxation • Beginners exploring sound synthesis • Live performers and improvisers • Sound designers and experimental composers • Anyone curious about generative music Website: https://etherpad.app Touch the surface. Hear the universe.
AlchemDie
This app is an alchemical synthesizer that transforms a single oscillator into evolving drones and unpredictable textures. It's designed for intuitive touch and gesture-based play, allowing for live performance and sonic exploration. Discover new sounds through chance and experimentation.
- Tonic oscillator with modulation
- Lo-fi delay with feedback sculpting
- Vactrol-style filter sweeps
- Generative movement with LFO
- Six one-touch gesture pads
- AUv3 plugin support
- MIDI input for pitch control
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AlchemDie is an alchemical synthesizer — spill the tonic into time, let it decay through the filter. Inspired by the patch-and-pray spirit of experimental sound boxes, AlchemDie turns a single tonic oscillator into evolving drones, brittle lo-fi echoes and unpredictable textures. It is built to be played by touch and by chance: nudge a knob, trigger a gesture, and let the patch surprise you. — SOUND ENGINE — • TONIC oscillator with coarse, fine, interference and modulation depth • TIME delay with lo-fi BBD/PT2399 character and companding • DECAY, ABSORB and BLEND to sculpt the feedback path • FILTER with vactrol-style slew for organic, rubbery sweeps • ACTIVATION and AGITATION (LFO) for self-playing, generative movement • Stereo widening and output level — GESTURE PADS — Six one-touch gestures to instantly reshape the sound: CRUMBLE · SURGE · FREEZE · VOID · FLUTTER · BURN Tap to throw the patch into a new state — perfect for live performance and happy accidents. — MADE FOR iOS — • Standalone app and AUv3 plug-in • Runs inside GarageBand, AUM, Cubasis, Drambo and any AUv3 host • Pinch-to-zoom interface, optimised for iPad and iPhone in landscape • 25 factory presets to get started, plus your own savable patches • MIDI input: play the tonic pitch from your host or controller Whether you are scoring, sound-designing, or just chasing strange and beautiful noise, AlchemDie rewards curiosity. Less a synth to program, more an instrument to explore.
Screenshots
Verdict
The clearest difference is price: Etherpad at Free against AlchemDie's $4.99. AlchemDie's advantage is iOS requirement (12.0 vs 17.0). On rating, review sentiment, ratings volume and update cadence 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
Etherpad is free to download; AlchemDie costs $4.99 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 — 4.9 for Etherpad against 4.9 for AlchemDie. Both are backed by a comparable volume of ratings — 21 and 14 respectively. Written reviews split almost evenly too, at 100% and 100% positive.
Etherpad ships an update every 3 days, AlchemDie every 5 days. The most recent releases landed on October 31, 2026 and November 10, 2026 respectively.
| Parameter | Etherpad | AlchemDie |
|---|---|---|
| Price | Free — better | $4.99 |
| Rating | 4.9 (21 ratings) — better | 4.9 (14 ratings) |
| Positive reviews | 100.0% of reviews | 100.0% of reviews |
| Number of ratings | 21 — better | 14 |
| Update frequency | Every 3 days — better | Every 5 days |
| Ads | No | No |
| In-app purchases | No | No |
| Monetization | Free — better | Paid |
| Devices | iPhone, iPad, Mac | iPhone, iPad, iPod |
| Requires iOS | 17.0 | 12.0 — better |
| Further details — not scored | ||
| Size | 9 MB | 17 MB |
| Age rating | 4+ | 4+ |
| Developer | Dinesh Yadav | Diego Capoccitti |
Customer experience
Etherpad
AlchemDie
In-app purchases
Etherpad
No in-app purchases
AlchemDie
No in-app purchases









