# Helio Sequencer vs Violibration Studio

The clearest difference is in-app purchases: Helio Sequencer at none against Violibration Studio's 8. Helio Sequencer also leads on iOS requirement (11.0 vs 18.6). Violibration Studio's advantage is update cadence (every 3 weeks vs every 3 months). On price, ads and device support there is nothing between them.

Both are free to download. Violibration Studio sells 8 one-off in-app purchases. Helio Sequencer asks for nothing beyond the download.

Helio Sequencer ships an update every 3 months, Violibration Studio every 3 weeks. The most recent releases landed on September 6, 2026 and September 13, 2026 respectively.

## The numbers

| Metric | Helio Sequencer | Violibration Studio |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.4 (13 ratings)](https://appshunter.io/ios/app/helio-sequencer/id6502380900/reviews)** | — |
| Number of ratings | **13** | — |
| Positive reviews | 85.7% of reviews | — |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 3 months | **Every 3 weeks** |
| Monetization | Free | — |
| Size | 7 MB | 16 MB |
| Requires iOS | **11.0** | 18.6 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Peter Rudenko](https://appshunter.io/developer/943796587) | [Thomas Richardson](https://appshunter.io/developer/1887851473) |

## What reviewers say

### 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


### Violibration Studio

[App page](https://appshunter.io/ios/app/violibration-studio/id6761793199)

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

**In-app purchases (8)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Deep Focus | $0.29 | one-time |
| Breath Arc | $0.29 | one-time |
| Rainglass | $0.29 | one-time |
| Sunset Drift | $0.29 | one-time |
| Grounding Grid | $0.29 | one-time |
| Stride Signal | $0.29 | one-time |
| Pulse Lab | $0.29 | one-time |
| Unlock Everything | $1.99 | one-time |


## Frequently asked questions

### Is Helio Sequencer free?

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

### Is Violibration Studio free?

Violibration Studio is free to download, with in-app purchases available.

### Do Helio Sequencer or Violibration Studio have ads?

Neither Helio Sequencer nor Violibration Studio shows ads.

### Which is updated more often, Helio Sequencer or Violibration Studio?

Helio Sequencer ships an update every 3 months, and Violibration Studio every 3 weeks. Most recently, Helio Sequencer was updated on September 6, 2026 and Violibration Studio on September 13, 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.*