# sequencism vs Helio Sequencer

The clearest difference is rating: Helio Sequencer at 4.4 against sequencism's 3.9. Helio Sequencer also leads on review sentiment (86% vs 67%) and device support (3 vs 1). sequencism's advantage is iOS requirement (9.3 vs 11.0). On price, ratings volume, update cadence and ads there is nothing between them.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

Helio Sequencer holds the better App Store score, 4.4 against 3.9. Both are backed by a comparable volume of ratings — 18 and 13 respectively. Written reviews point the same way: 67% of sequencism's written reviews are positive against 86% of Helio Sequencer's.

sequencism ships an update every 2 months, Helio Sequencer every 3 months. The most recent releases landed on June 5, 2026 and September 6, 2026 respectively.

## The numbers

| Metric | sequencism | Helio Sequencer |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [3.9 (18 ratings)](https://appshunter.io/ios/app/sequencism/id1240952241/reviews) | **[4.4 (13 ratings)](https://appshunter.io/ios/app/helio-sequencer/id6502380900/reviews)** |
| Number of ratings | **18** | 13 |
| Positive reviews | 66.7% of reviews | **85.7% of reviews** |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 2 months** | Every 3 months |
| Monetization | Free | Free |
| Size | 26 MB | 7 MB |
| Requires iOS | **9.3** | 11.0 |
| Devices | iPad | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Rodrigo Roman](https://appshunter.io/developer/1240952240) | [Peter Rudenko](https://appshunter.io/developer/943796587) |

## What reviewers say

### sequencism

[App page](https://appshunter.io/ios/app/sequencism/id1240952241)

A music sketchbook tool for creating short, simple musical pieces. It offers traditional track and piano roll editors enhanced with touch-screen capabilities, plus helpful tools like chord helpers. Designed for sketching ideas, not complex productions or live performance.

**Highlights:** Track and piano roll editors, MIDI instrument and AUv3 support, Chord helper tracks, MIDI keyboard with scale support, Export to MIDI, Audiobus 3 and Ableton Link support

**Features:** macOS Compatibility

**In-app purchases:** none


### Helio Sequencer

[App page](https://appshunter.io/ios/app/helio-sequencer/id6502380900)

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.

**Highlights:** Open-source music sequencer, Aimed at hobbyist composers, Supports game developers, For indie artists, Includes documentation

**Features:** macOS Compatibility, Vision Pro support

**In-app purchases:** none


## Frequently asked questions

### Is sequencism free?

sequencism is free to download, with no in-app purchases.

### Is Helio Sequencer free?

Helio Sequencer is free to download, with no in-app purchases.

### Which has better reviews, sequencism or Helio Sequencer?

Helio Sequencer is rated higher. sequencism averages 3.9 out of 5 from 18 ratings, while Helio Sequencer averages 4.4 from 13 ratings.

### Do sequencism or Helio Sequencer have ads?

Neither sequencism nor Helio Sequencer shows ads.

### Which is updated more often, sequencism or Helio Sequencer?

sequencism ships an update every 2 months, and Helio Sequencer every 3 months. Most recently, sequencism was updated on June 5, 2026 and Helio Sequencer on September 6, 2026.

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*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*