# Ligature Practice vs CloudLabs Cobalt Cloride Synth

The clearest difference is iOS requirement: CloudLabs Cobalt Cloride Synth at 9.0 against Ligature Practice's 12.0. On price, update cadence, ads and in-app purchases there is nothing between them.

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

Ligature Practice ships an update every 43 months, CloudLabs Cobalt Cloride Synth every 28 months. The most recent releases landed on November 6, 2026 and November 7, 2026 respectively.

## The numbers

| Metric | Ligature Practice | CloudLabs Cobalt Cloride Synth |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.0 (1 ratings)](https://appshunter.io/ios/app/ligature-practice/id1447064369/reviews)** | — |
| Number of ratings | **1** | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 43 months | **Every 28 months** |
| Monetization | Free | — |
| Size | 1 MB | 79 MB |
| Requires iOS | 12.0 | **9.0** |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Kazunari Hiyoshi](https://appshunter.io/developer/517438375) | [Jiovany Orozco](https://appshunter.io/developer/1114670847) |

## What reviewers say

### Ligature Practice

[App page](https://appshunter.io/ios/app/ligature-practice/id1447064369)

Practice translating medieval musical signs with this quiz app. Learn to identify and input correct answers for ligatures, a key element of historical musical notation.

**Highlights:** Musical notation quiz, Ligature translation practice, Medieval musical signs, Interactive button input, Educational tool

**Features:** macOS Compatibility

**In-app purchases:** none


### CloudLabs Cobalt Cloride Synth

[App page](https://appshunter.io/ios/app/cloudlabs-cobalt-cloride-synth/id1596510236)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Ligature Practice free?

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

### Is CloudLabs Cobalt Cloride Synth free?

CloudLabs Cobalt Cloride Synth is free to download, with no in-app purchases.

### Do Ligature Practice or CloudLabs Cobalt Cloride Synth have ads?

Neither Ligature Practice nor CloudLabs Cobalt Cloride Synth shows ads.

### Which is updated more often, Ligature Practice or CloudLabs Cobalt Cloride Synth?

Ligature Practice ships an update every 43 months, and CloudLabs Cobalt Cloride Synth every 28 months. Most recently, Ligature Practice was updated on November 6, 2026 and CloudLabs Cobalt Cloride Synth on November 7, 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.*