A free and open-source music sequencer designed for hobbyist composers, game developers, and indie artists. Comprehensive documentation is available to help users get started with its features.



201+ iOS apps & games curated and reviewed
If you already know Helio Sequencer, this is the deeper bench. 201+ online sequencer apps and games for iPhone, all reviewed and ranked by user rating, recency, and download trend as of July 2026.
| # | App | Price | Rating | Ads | In-App Purchases | Updated |
|---|---|---|---|---|---|---|
| 1 | Free | 4.5★ (11) | No | No | May 2026 | |
| 2 | Free | 4.5★ (4.2K) | No | Yes | Jul 2026 | |
| 3 | Free was $9.99 | 4.6★ (84) | No | Yes | Jul 2026 | |
| 4 | Free | 3.9★ (260) | No | No | Jul 2026 | |
| 5 | Free | 4.6★ (38K) | No | Yes | Jul 2026 | |
| 6 | Free | 3.0★ (2) | No | Yes | May 2026 | |
| 7 | $14.99 | 4.9★ (27) | No | No | Jul 2026 | |
| 8 | Free | — | No | No | Jul 2026 |



A free and open-source music sequencer designed for hobbyist composers, game developers, and indie artists. Comprehensive documentation is available to help users get started with its features.






Create modern beats and electronic music with this intuitive app. Easily compose melodies, drum patterns, and arrange them into full tracks. Access a vast library of sounds or import your own, and enhance your productions with studio-grade effects and automation.






This app is a grid-based music sequencer that allows users to create compositions using AUv3 plugins and external MIDI devices. It offers extensive tools for arranging clips, editing notes, automating parameters, and routing MIDI.


Create music on your mobile device with a comprehensive digital audio workstation. Features include a multi-track sequencer, studio-quality instruments, and real-time effects. Ideal for composers and aspiring musicians on the go.


Create studio-quality music productions with an intuitive interface. Easily arrange notes, audio samples, and loops into sections to build songs. Offers advanced tools for editing, automation, and sharing your creations.


Create complex musical sequences and beats with a powerful Euclidean sequencer and scale generator. Explore new rhythmic possibilities with built-in instruments or integrate with your DAW. Offers a preview mode for daily experimentation before purchase.


Generate complex musical sequences automatically using Euclidean rhythms. This AUv3 plugin allows you to define multiple rhythm parts, create patterns, and switch between them seamlessly within your favorite DAW.




This is a pattern-based MIDI sequencer plugin for AUv3 compatible hosts. It can drive external MIDI instruments or its internal sample-based audio engine. Create looped patterns, chain them into songs, and experiment with real-time performance modes.


This app offers a unique approach to music creation using a generative node-based sequencer. It allows for complex, probabilistic sequencing and real-time performance control. Integrate with other music apps or control external hardware for a versatile creative experience.


Create music with a minimalist and lightweight step sequencer. This app offers a fun and intuitive way to build polyphonic melodies and rhythms.


Create original music on the go with a smooth, one-window interface. Record sound tweaks in real-time, sample your own sounds, and use advanced automation for unique musical patterns. Compose, tweak, and arrange beats fluently without stopping.


This app is a flexible MIDI drum sequencer for iOS, offering up to 16 tracks with advanced modulation and sequencing. It can be used standalone or as an AUv3 plugin in DAWs, and is optimized for drums but also suitable for melodies. It requires iOS 12 or higher.


Explore complex polyrhythms and create intricate beats using a unique geometric approach. This app allows you to manipulate shapes to generate and layer rhythms, offering a fresh perspective on music composition and improvisation. Save, export, and even integrate your creations with external Digital Audio Workstations.


This app offers a unique approach to MIDI sequencing with interactive and semi-generative features. Connect steps with conditional 'wormholes' for structured variation and create melodic variations in real-time without disrupting the groove. Its flexible grid supports various musical applications, from simple melodies to complex generative patterns.


This app is a powerful metronome and practice tool for musicians. It allows users to map songs, automate practice routines, build setlists, and track progress with detailed logs and reports. Features include advanced rhythm sequencing, a built-in tuner, and hands-free control options.


This app is a powerful 16-track MIDI step sequencer designed for iOS devices. It allows users to create complex musical patterns with high resolution, elastic timing, and per-step control. It integrates with external synths and samplers, offering extensive features for melody, harmony, and drum sequencing.


This app is a versatile MIDI sequencer that allows for unlimited steps and detailed control over each step's parameters. It integrates with other music apps and supports various sequencing modes for creative performances.


This classic board game challenges players to create sequences of five chips on a game board using cards. It supports 2 or 3 player modes, with special wild cards and corner spaces offering strategic advantages. Play against friends online or practice your skills.


This application generates random musical patterns using physics-based objects. It allows you to play a built-in tone generator or connect to external MIDI devices and software.