MIDI Motif Maker vs Harmonitron
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
MIDI Motif Maker
Generate musical ideas using music theory principles, not AI. Create melodies from built-in motifs, draw your own, or import MIDI files. Shape them with various scales, song forms, and development techniques, then play them anywhere via AUv3 or export.
- Music theory-based motif generation
- Built-in and custom motif creation
- 15 scales and 9 song forms
- 17 development techniques
- DAW-style piano roll editor
- AUv3 MIDI plugin support
- MIDI export (.mid files)
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MIDI Motif Maker is an idea generator that writes short melodies from music theory, not AI. Tap New for a fresh idea and Vary to take it further. MAKE • Built-in motifs to start from: trap, drill, acid 303, rock riffs, ostinatos, pop, classical, cinematic and more • Or draw your own, or import a MIDI file SHAPE • 15 scales, 9 song forms, 17 development techniques • Triplets, swing and odd meters like 5/4 and 7/8 • Slice and remix any idea, or fine-tune notes in a DAW-style piano roll PLAY IT ANYWHERE • AUv3 MIDI plugin for hosts like AUM and Loopy Pro • Sends MIDI to hardware synths and to music apps on the same device • Export .mid files to Files, AirDrop or your DAW iPhone and iPad (iOS 17 or later) • Mac with Apple silicon
Harmonitron
This app creates a rich, swirling harmonic tremolo effect, distinct from standard volume pulsing. It splits sound into low and high bands, modulating them in opposite phases for a lush, phaser-like character. Apply it to various instruments or full mixes as a standalone app or AUv3 effect.
- True harmonic tremolo with anti-phase modulation
- Voice control for morphing between classic and harmonic tremolo
- Split & Tilt for band crossover and balance
- Tube Drive and tone shaping
- Adjustable Rate and LFO Shapes
- Tempo Sync with musical note divisions
- Stereo Spread for auto-pan and width
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Harmonitron is a harmonic tremolo. The rich, swirling amp "vibrato" made famous by early-1960s brownface amplifiers. A normal tremolo just pulses your volume up and down. A harmonic tremolo goes deeper: it splits your sound into a low band and a high band, then sweeps them in OPPOSITE phase. As the lows swell, the highs dip and back again. That contrary motion is what gives Harmonitron its lush, watery, almost phaser-like character that an ordinary tremolo can't reach. Turn the Voice control and the effect morphs smoothly from a classic in-phase tremolo all the way to a full harmonic swirl. Drop it on guitars, keys, synths, pads, drums, or a whole mix. Standalone, or as an Audio Unit (AUv3) effect inside GarageBand, AUM, Logic, and other hosts. THE SOUND • True harmonic tremolo: anti-phase modulation of a low and high band • Voice: morph continuously from classic tremolo to full harmonic swirl • Split & Tilt: place the crossover and balance the two bands • Tube Drive and tone shaping for warmth and grit MOVEMENT • Rate from a slow tide to a fast flutter, shown in BPM • LFO Shape: sine, triangle, square, and ramp with adjustable edge Slope • Tempo Sync that locks to your project and lands on the beat, with musical note divisions from 1/1 to 1/32 (dotted and triplet) • Stereo Spread for auto-pan and rotary-style width HANDS-ON • A living hero orb whose two halves breathe in opposite phase — drag it to set Depth, tap to bypass • Grouped, color-coded controls: Motion, Sync, Harmonic, Stereo, Drive, Output • Factory presets: Brownface, Rotary Swirl, Slow Tide, Sync Chop, Wide Harmonic and more — plus your own saved presets PLUGIN & STANDALONE • Full AUv3 audio-effect support with host presets and parameter automation • Runs on iPhone, iPad, and Mac • Standalone mode with a built-in demo pad, live microphone input, or import a song and export the processed result
Screenshots
Verdict
The clearest difference is rating: Harmonitron at 5.0 against MIDI Motif Maker's 3.7. Harmonitron also leads on price ($2.99 vs $5.99). On ratings volume, ads, in-app purchases and monetization model 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 Motif Maker costs $5.99 and Harmonitron $2.99 up front. Neither carries in-app purchases, so what you see is what you pay.
Harmonitron holds the better App Store score, 5.0 against 3.7. Both are backed by a comparable volume of ratings — 3 and 2 respectively.
| Parameter | MIDI Motif Maker | Harmonitron |
|---|---|---|
| Price | $5.99 | $2.99 — better |
| Rating | 3.7 (3 ratings) | 5.0 (2 ratings) — better |
| Positive reviews | 88.9% of reviews | — |
| Number of ratings | 3 — better | 2 |
| Update frequency | Weekly | — |
| Ads | No | No |
| In-app purchases | No | No |
| Monetization | Paid | Paid |
| Devices | iPhone, iPad | iPhone, iPad |
| Requires iOS | 17.0 | 17.0 |
| Further details — not scored | ||
| Size | 204 MB | 3 MB |
| Age rating | 4+ | 4+ |
| Developer | Alexandru George Tanasa | Konstantin Torsten Schutz |
Customer experience
MIDI Motif Maker
Harmonitron
In-app purchases
MIDI Motif Maker
No in-app purchases
Harmonitron
No in-app purchases
Questions
Is MIDI Motif Maker free?
Is Harmonitron free?
Which has better reviews, MIDI Motif Maker or Harmonitron?
Do MIDI Motif Maker or Harmonitron have ads?
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