# Metron vs Sequentia

The clearest difference is in-app purchases: Metron at none against Sequentia's 3. Sequentia's advantage is update cadence (every 11 days vs every 6 months). On price, ads, device support and iOS requirement there is nothing between them.

Both are free to download. Sequentia sells 3 in-app purchases, starting at $7.99 per month. Metron asks for nothing beyond the download.

Metron ships an update every 6 months, Sequentia every 11 days. The most recent releases landed on October 18, 2026 and October 20, 2026 respectively.

## The numbers

| Metric | Metron | Sequentia |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[4.7 (10 ratings)](https://appshunter.io/ios/app/sequentia-midi-sequencer/id6781016888/reviews)** |
| Number of ratings | — | **10** |
| Positive reviews | — | 100.0% of reviews |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 6 months | **Every 11 days** |
| Monetization | — | Freemium |
| Size | 17 MB | 25 MB |
| Requires iOS | 18.6 | **17.0** |
| Devices | iPhone | **iPhone, iPad** |
| Age rating | 4+ | 4+ |
| Developer | [ZIYON SAS](https://appshunter.io/developer/1717110556) | [Yahor Kamarou](https://appshunter.io/developer/1551374720) |

## What reviewers say

### Metron

[App page](https://appshunter.io/ios/app/metron-time/id6760032896)

**In-app purchases:** none


### Sequentia

[App page](https://appshunter.io/ios/app/sequentia-midi-sequencer/id6781016888)

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.

**Highlights:** Generative MIDI patterns, Hardware synth control, DAW integration, Customizable modules (Drums, Acid, Chords, Arp, LFO), Live pattern editing, MIDI export (.mid)

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Sequentia Pro Monthly | $7.99 | per month |
| Sequentia Pro Yearly | $39.99 | per year |
| Sequentia Pro Lifetime | $79.99 | one-time |


## Frequently asked questions

### Is Metron free?

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

### Is Sequentia free?

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

### Do Metron or Sequentia have ads?

Neither Metron nor Sequentia shows ads.

### Which is updated more often, Metron or Sequentia?

Metron ships an update every 6 months, and Sequentia every 11 days. Most recently, Metron was updated on October 18, 2026 and Sequentia on October 20, 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.*