# JS Master vs Aether Circuit

The clearest difference is in-app purchases: JS Master at none against Aether Circuit's 1. JS Master also leads on ads (none vs shown) and device support (4 vs 2). On price there is nothing between them.

Both are free to download. Aether Circuit sells 1 one-off in-app purchase. JS Master asks for nothing beyond the download.

## The numbers

| Metric | JS Master | Aether Circuit |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | **No** | Yes |
| Ads | **No** | Yes |
| Update frequency | — | Fortnightly |
| Size | 33 MB | 5 MB |
| Requires iOS | **12.0** | 17.0 |
| Devices | **iPhone, iPad, iPod, Mac** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Taalaybek Aslanbek uulu](https://appshunter.io/developer/1785399043) | [Sui Fai Law](https://appshunter.io/developer/1889201616) |

## What reviewers say

### JS Master

[App page](https://appshunter.io/ios/app/js-master/id6736955510)

**In-app purchases:** none


### Aether Circuit

[App page](https://appshunter.io/ios/app/aether-circuit/id6762048376)

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Pro Pack | $4.99 | one-time |


## Frequently asked questions

### Is JS Master free?

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

### Is Aether Circuit free?

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

### Do JS Master or Aether Circuit have ads?

Aether Circuit shows ads; JS Master does not.

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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.*