Create music with a minimalist and lightweight step sequencer. This app offers a fun and intuitive way to build polyphonic melodies and rhythms.
Music Box - Step Sequencer by Red Door Endeavors Inc.
Polyphonic Step Sequencer
250+ iOS apps curated and reviewed
Finding the right step sequencer apps can be overwhelming with so many options. We've analyzed 250+ apps to bring you the best choices for 2026, from free options to premium solutions with advanced features.
| # | App | Price | Rating | Ads | In-App Purchases | Updated |
|---|---|---|---|---|---|---|
| 1 | Free | 5.0★ (3) | No | No | May 2026 | |
| 2 | Free | 4.8★ (624) | No | Yes | Jul 2026 | |
| 3 | Free | 4.7★ (12K) | No | Yes | Aug 2026 | |
| 4 | Free | 4.3★ (6.1K) | Yes | Yes | Aug 2026 | |
| 5 | Free | 4.5★ (11) | No | No | May 2026 | |
| 6 | $0.99 | 3.9★ (13) | No | No | Jul 2026 | |
| 7 | Free | 2.0★ (4) | No | Yes | Jul 2026 | |
| 8 | $5.99 | — | No | No | Jun 2026 |

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




This app generates evolving musical patterns and melodies using polyrhythms. It offers extensive sound manipulation with a sampler, multiple effects, and the ability to store numerous configurations. Users can also import their own sounds and integrate with other music production tools.






Create music and perform live with this beat maker and DJ studio. Play loops, jam with instruments, and remix tracks using a vast sample library and pro-grade effects. Import your own sounds and connect MIDI controllers for advanced production.


Create impressive music with an intuitive beat maker. Explore various drum kits, utilize a step sequencer, and mix tracks with an 8-track mixer. Compatible with MIDI controllers for an enhanced experience.


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 complex rhythmic patterns with this powerful MIDI sequencer. Control any MIDI-compatible app, send MIDI over network, and synchronize external hardware synths. Features a user-friendly interface for seamless performance and editing.


Create melodies and musical sketches with this arpeggiator, sequencer, and sampler. Explore various genres with sound packs, apply effects, and customize sounds. Share your creations in high quality.




Instantly compose music by tapping on unique musical creatures that represent notes. Create hypnotic tunes and build a musical ecosystem with various environments and pitch levels. Explore endless song possibilities with this intuitive mini music maker.


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.


Quickly create, manage, and play back acid bassline synth sequences. Features a step sequencer, built-in synth knobs for tone shaping, and CSV export for backups. Ideal for musicians needing to save and recall patterns.


This app offers an interactive approach to music composition, focusing on detailed steps that can be arranged into looping sequences. It provides extensive control over note parameters and allows for real-time manipulation and experimentation.


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 music sequencer uses multiple playheads to create complex melodic patterns inspired by Baroque and serialist composition techniques. Manipulate speed, direction, and pitch to generate unique soundscapes.


This app transforms your iPhone into a powerful MIDI sequencer for hardware synthesizers and drum machines. Generate complex musical patterns, control parameters, and integrate with your DAW. Save and export your creations for further editing.




This app allows musicians to sketch guitar parts by placing chords on a fretboard and creating strumming patterns. It offers an intuitive alternative to traditional tab workflows, enabling users to build chord progressions and export ideas as MIDI files for DAWs.




Create dynamic, layered music with a unique visual interface. Explore ambient drones, intricate rhythms, and share your creations with a global community. Unlock advanced tools and MIDI support with an optional upgrade.


Create complex musical sequences with multiple polyrhythmic tracks. Control note, velocity, gate, and MIDI CC parameters with independent step lengths and rates. Route MIDI output to your favorite synths and AUv3 hosts.