# sqsl Latch vs SetClass

The clearest difference is price: SetClass at $4.99 against sqsl Latch's $19.99. SetClass also leads on update cadence (every 2 months vs every 5 months). sqsl Latch's advantage is iOS requirement (15.5 vs 18.0). On ads, in-app purchases and device support there is nothing between them.

sqsl Latch costs $19.99 and SetClass $4.99 up front. Neither carries in-app purchases, so what you see is what you pay.

sqsl Latch ships an update every 5 months, SetClass every 2 months. The most recent releases landed on September 26, 2026 and October 25, 2026 respectively.

## The numbers

| Metric | sqsl Latch | SetClass |
| --- | --- | --- |
| Price | $19.99 | **$4.99** |
| Rating | **[3.7 (3 ratings)](https://appshunter.io/ios/app/sqsl-latch/id1659829499/reviews)** | — |
| Number of ratings | **3** | — |
| Positive reviews | 66.7% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 5 months | **Every 2 months** |
| Monetization | Paid | — |
| Size | 4 MB | 88 MB |
| Requires iOS | **15.5** | 18.0 |
| Devices | iPad | **iPhone, iPad** |
| Age rating | 4+ | 4+ |
| Developer | [Michal Macura](https://appshunter.io/developer/1648278061) | [Martin Adler](https://appshunter.io/developer/1896354791) |

## What reviewers say

### sqsl Latch

[App page](https://appshunter.io/ios/app/sqsl-latch/id1659829499)

This app is a conceptual MIDI controller and sequencer for creating drone, textural, and soundscape synthesizer patches. It allows for sending MIDI notes, pitch bend, and CC values with advanced looping and parameter modulation features. Save and recall your setups for later use.

**Highlights:** MIDI note, pitch bend, and CC output, 16 groups with assignable MIDI channel and color, 8 assignable Continuous Controllers per group, Looper for recording and shuffling note phrases, Adjustable phrase playback speed and synchronization, Parameter modulation via internal randomizer, Smooth parameter transitions with LAG control

**In-app purchases:** none


### SetClass

[App page](https://appshunter.io/ios/app/setclass/id6785144247)

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

**In-app purchases:** none


## Frequently asked questions

### Is sqsl Latch free?

sqsl Latch costs $19.99, with no in-app purchases.

### Is SetClass free?

SetClass costs $4.99, with no in-app purchases.

### Do sqsl Latch or SetClass have ads?

Neither sqsl Latch nor SetClass shows ads.

### Which is updated more often, sqsl Latch or SetClass?

sqsl Latch ships an update every 5 months, and SetClass every 2 months. Most recently, sqsl Latch was updated on September 26, 2026 and SetClass on October 25, 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.*