# Gliss vs SOA

The clearest difference is price: Gliss at Free against SOA's $12.99. Gliss also leads on update cadence (weekly vs monthly). SOA's advantage is device support (3 vs 1). On ads, in-app purchases and iOS requirement there is nothing between them.

Gliss is free to download; SOA costs $12.99 up front. Neither carries in-app purchases, so what you see is what you pay.

Gliss ships an update weekly, SOA monthly. The most recent releases landed on September 18, 2026 and September 10, 2026 respectively.

## The numbers

| Metric | Gliss | SOA |
| --- | --- | --- |
| Price | **Free** | $12.99 |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Weekly** | Monthly |
| Size | 2 MB | 27 MB |
| Requires iOS | 16.0 | **15.0** |
| Devices | iPhone | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Sean Wiseman](https://appshunter.io/developer/1555329260) | [Davy Raitt](https://appshunter.io/developer/1795318281) |

## What reviewers say

### Gliss

[App page](https://appshunter.io/ios/app/gliss-notation-trainer/id6444380942)

**Features:** macOS Compatibility

**In-app purchases:** none


### SOA

[App page](https://appshunter.io/ios/app/soa-c03-aws-cloudops-engineer/id6755331244)

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

**In-app purchases:** none


## Frequently asked questions

### Is Gliss free?

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

### Is SOA free?

SOA costs $12.99, with no in-app purchases.

### Do Gliss or SOA have ads?

Neither Gliss nor SOA shows ads.

### Which is updated more often, Gliss or SOA?

Gliss ships an update weekly, and SOA monthly. Most recently, Gliss was updated on September 18, 2026 and SOA on September 10, 2026.

---

*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*