Arpeggist

Arpeggist

By Harry Gohs

Arpeggist is a MIDI note arpeggiator for iOS that transforms single notes or chords into rhythmic sequences using a 32-step matrix editor. It is notable for its unique randomizer engine and ability to control external MIDI-compatible synthesizers. The app serves as a dedicated tool for musicians seeking to generate complex melodic and bass patterns without the complexity of a full DAW.

Overview · Full Intel report in progress

The App DNA

What makes this app unique?

For Electronic musicians and synth enthusiasts looking for a dedicated, hardware-style arpeggiator to control MIDI instruments.

Key features

Step Matrix Editorstandard

A programmable sequencer supporting up to 32 steps with individual controls for tie, accent, transposition, and note order.

Random Arpeggio Generatorstandard

A unique randomization tool designed to generate usable melodic and rhythmic patterns from input notes.

MIDI Integrationstandard

Supports CoreMIDI for controlling external hardware synthesizers and includes a chord generator for one-finger complex chord playback.

Preset Managementstandard

Includes 40 factory arpeggio presets with support for an unlimited number of user-defined sequences.

How much does it cost?

paid

Velocity

Dormant developmentShow more...

4 versions in history. Development pace: zombie.

See all version history

Who built it?

Harry Gohs

13+ apps tracked · Music

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User Sentiment

What do users think recently?

How are ratings & reviews evolving?

App Store
2.00 · 3

Not enough recent reviews to extract reliable themes yet.

Read the full review analysis

Competition

Competitive landscape for Arpeggist

How's the Music market?

The rivals identified

The Analyst's Read

Key takeaways for Arpeggist

Where is it heading?

Bottom line

While Arpeggist offers powerful sequencing and randomization tools, recent user reports indicate significant stability issues and a lack of updates regarding modern MIDI standards.

Report last updated

Disclosure: Independent intel to help mobile builders succeed.

AI-powered analysis with automated quality gates, built from publicly available sources. Marlvel.ai is not affiliated with, endorsed by, or sponsored by Arpeggist, its developer, the app publisher, Apple, or Google Play. All trademarks, logos, and screenshots referenced remain the property of their respective owners.

Cite this report

Marlvel.ai. “Arpeggist Intelligence Report.” Updated Apr 30, 2026. https://marlvel.ai/apps/arpeggist

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Data licensed under CC-BY-NC 4.0