Comparison

MIDI Motif Maker vs EvilTwin

Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.

Head to head
About

MIDI Motif Maker

Generate unique melodies with a single tap using a constraint solver and Markov engine. Shape, remix, and export your musical ideas as MIDI files. This app works offline and offers built-in music theory references.

Highlights
  • One-tap melody generation
  • Remix melodies with 15 scale modes
  • Apply 15 development techniques
  • Export as standard MIDI files
  • AUv3 MIDI plugin support
  • Offline operation
  • Built-in music theory references
Features
Read full description

Stuck for ideas? MIDI Motif Maker generates a finished melody in one tap — then lets you shape, play, and export it as MIDI. No AI, no cloud, no subscription. Built for songwriters, producers, and music students, it turns a blank screen into a usable musical idea in seconds on iPhone, on iPad, and as an AUv3 MIDI plugin right inside your favourite music app. GENERATE • One-tap melody generation — a constraint solver plus a Markov engine • Best-of randomization: auditions multiple candidates and keeps the most musical one • Many built-in motifs to remix across classical, cinematic, jazz, acid-303, rock riffs, ostinatos, and pop themes SHAPE & REMIX • 15 scale modes (major, minor, Dorian, blues, pentatonic and more) with one-tap key transpose • 9 song-form templates (sentence, period, ternary, rondo, bar form, theme & variations…) expanded into labelled sections • 15 development techniques — inversion, retrograde, augmentation, sequence, fragmentation and more • Slice & remix any idea with 6 intelligent strategies LEARN • Built-in music-theory references — chord charts, scale libraries, and interval guides AUv3 PLUGIN — PLAY IT INSIDE YOUR DAW • Run MIDI Motif Maker as an AUv3 MIDI plugin inside AUM, Loopy Pro, Drambo, Logic Pro for iPad, and other AUv3 hosts SEND & EXPORT • Export standard MIDI files (.mid) and share to Files, AirDrop, GarageBand, or any MIDI app • Stream MIDI live over CoreMIDI to hardware synths and to other iOS music apps via a built-in virtual MIDI source • Network MIDI and Bluetooth MIDI supported • Keeps playing and sending while in the background PRIVATE & OFFLINE — MADE BY YOU, NOT BY AI • No generative AI and no machine-learning models — melodies come from music theory and classic algorithms running on your device • Nothing is trained on other artists' music • No internet, no cloud, no account — works fully offline • No tracking, no data collection — your ideas never leave your iPhone • One-time purchase. No subscription. No two ideas the same. iPhone & iPad • iOS 17+

About

EvilTwin

This audio effect plugin adds width, motion, and unique character to your sound. It offers creative stereo enhancement and dynamic spatial animation, suitable for subtle polish or dramatic transformations. Designed for musicians and sound designers, it encourages sonic exploration with a focused interface.

Highlights
  • Creative stereo enhancement and widening
  • Dynamic movement and spatial animation
  • Subtle-to-extreme sound shaping
  • Performance-focused interface
  • AUv3 support for iPad and Mac
  • Works with popular music hosts
Features
Currently charting
Read full description

Evil Twin is a creative stereo processing effect designed to add width, motion, depth, and unexpected character to your sound. Built for musicians, producers, sound designers, and experimental artists, Evil Twin combines stereo enhancement with controlled instability, allowing you to move from subtle spatial polish to dramatic transformations with a simple and focused interface. Whether you're widening a synth, adding movement to a pad, creating animated textures, or pushing sounds into unfamiliar territory, Evil Twin encourages exploration while remaining fast and musical to use. Features: • Creative stereo enhancement and widening • Dynamic movement and spatial animation • Subtle-to-extreme sound shaping possibilities • Simple, performance-focused interface • AUv3 support for iPad and Mac • Works in compatible hosts including GarageBand, Logic Pro, AUM, Cubasis, and Audiobus Evil Twin is designed for creators who enjoy discovering new sounds rather than following predictable presets. Sometimes the best results happen when things drift a little off course. Basic usage guide at folinaaudio.com.

Screenshots

MIDI Motif Maker4 screens
EvilTwin1 screens

Verdict

The call

The clearest difference is rating: EvilTwin at 5.0 against MIDI Motif Maker's 3.0. EvilTwin also leads on review sentiment (100% vs 86%) and 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

CostPrice · In-app purchases · Ads · Monetization

MIDI Motif Maker costs $5.99 and EvilTwin $2.99 up front. Neither carries in-app purchases, so what you see is what you pay.

ReceptionRating · Positive reviews · Number of ratings

EvilTwin holds the better App Store score, 5.0 against 3.0. Both are backed by a comparable volume of ratings — 2 and 2 respectively. Written reviews point the same way: 86% of MIDI Motif Maker's written reviews are positive against 100% of EvilTwin's.

Scorecard6 real differences · 5 level
MIDI Motif Maker versus EvilTwin: the parameters behind the verdict, then further details
ParameterMIDI Motif MakerEvilTwin
Price$5.99$2.99 — better
Rating3.0 (2 ratings)5.0 (2 ratings) — better
Positive reviews85.7% of reviews100.0% of reviews — better
Number of ratings22
Update frequencyEvery 5 days—
AdsNoNo
In-app purchasesNoNo
MonetizationPaidPaid
Best chart rank—#195 — better
DevicesiPhone, iPadiPhone, iPad, iPod, Mac — better
Requires iOS17.012.0 — better
Further details — not scored
Size201 MB17 MB
Age rating4+4+
DeveloperAlexandru George TanasaJeremy Phillips

Customer experience

MIDI Motif Maker

All ratings2 ratings
Positive50.0%
Neutral0.0%
Negative50.0%
Written reviews7 reviews
Positive85.7%
Neutral0.0%
Negative14.3%

EvilTwin

All ratings2 ratings
Positive100.0%
Neutral0.0%
Negative0.0%
Written reviews1 reviews
Positive100.0%
Neutral0.0%
Negative0.0%

In-app purchases

None

MIDI Motif Maker

No in-app purchases

None

EvilTwin

No in-app purchases

Questions

Is MIDI Motif Maker free?
MIDI Motif Maker costs $5.99, with no in-app purchases.
Is EvilTwin free?
EvilTwin costs $2.99, with no in-app purchases.
Which has better reviews, MIDI Motif Maker or EvilTwin?
EvilTwin is rated higher. MIDI Motif Maker averages 3.0 out of 5 from 2 ratings, while EvilTwin averages 5.0 from 2 ratings.
Do MIDI Motif Maker or EvilTwin have ads?
Neither MIDI Motif Maker nor EvilTwin shows ads.

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