# sequencism vs Copperhead

The clearest difference is price: sequencism at Free against Copperhead's $14.99. sequencism also leads on iOS requirement (9.3 vs 13.0). Copperhead's advantage is rating (4.7 vs 3.9) and review sentiment (83% vs 67%). On ratings volume, ads and in-app purchases there is nothing between them.

sequencism is free to download; Copperhead costs $14.99 up front. Neither carries in-app purchases, so what you see is what you pay.

Copperhead holds the better App Store score, 4.7 against 3.9. Both are backed by a comparable volume of ratings — 18 and 18 respectively. Written reviews point the same way: 67% of sequencism's written reviews are positive against 83% of Copperhead's.

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

## The numbers

| Metric | sequencism | Copperhead |
| --- | --- | --- |
| Price | **Free** | $14.99 |
| Rating | [3.9 (18 ratings)](https://appshunter.io/ios/app/sequencism/id1240952241/reviews) | **[4.7 (18 ratings)](https://appshunter.io/ios/app/copperhead/id6444207037/reviews)** |
| Number of ratings | 18 | 18 |
| Positive reviews | 66.7% of reviews | **83.3% of reviews** |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 2 months | **Every 3 weeks** |
| Monetization | **Free** | Paid |
| Size | 26 MB | 69 MB |
| Requires iOS | **9.3** | 13.0 |
| Devices | iPad | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Rodrigo Roman](https://appshunter.io/developer/1240952240) | [4Pockets.com](https://appshunter.io/developer/370131860) |

## 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


### Copperhead

[App page](https://appshunter.io/ios/app/copperhead/id6444207037)

This digital synthesizer plugin offers a vintage 80's sound with modern features like multi-note polyphony, an arpeggiator, and integrated audio effects. Design custom waveforms, explore various modulation options, and utilize a powerful sequencer to craft unique sounds.

**Highlights:** AUv3 compatible, Multi-note polyphony, Integrated arpeggiator, Customizable waveforms, Integrated audio effects, 32-step sequencer, Preset Manager

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is sequencism free?

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

### Is Copperhead free?

Copperhead costs $14.99, with no in-app purchases.

### Which has better reviews, sequencism or Copperhead?

Copperhead is rated higher. sequencism averages 3.9 out of 5 from 18 ratings, while Copperhead averages 4.7 from 18 ratings.

### Do sequencism or Copperhead have ads?

Neither sequencism nor Copperhead shows ads.

### Which is updated more often, sequencism or Copperhead?

sequencism ships an update every 2 months, and Copperhead every 3 weeks. Most recently, sequencism was updated on June 5, 2026 and Copperhead on September 3, 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.*