# AllTCAS vs A

The clearest difference is in-app purchases: AllTCAS at none against A's 1. AllTCAS also leads on ads (none vs shown) and iOS requirement (16.4 vs 18.0). On price and device support there is nothing between them.

Both are free to download. A sells 1 one-off in-app purchase. AllTCAS asks for nothing beyond the download.

## The numbers

| Metric | AllTCAS | A |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | **No** | Yes |
| Ads | **No** | Yes |
| Update frequency | Every 2 weeks | — |
| Size | 155 MB | 16 MB |
| Requires iOS | **16.4** | 18.0 |
| Devices | iPhone, iPad | iPhone, iPad |
| Age rating | 17+ | 4+ |
| Developer | [ALL LEARN CORPORATION LIMITED](https://appshunter.io/developer/1834639044) | [ChatStick Company Limited](https://appshunter.io/developer/1165816085) |

## What reviewers say

### AllTCAS

[App page](https://appshunter.io/ios/app/alltcas/id6789263820)

**Features:** macOS Compatibility

**In-app purchases:** none


### A

[App page](https://appshunter.io/ios/app/a-level-ready/id6793435382)

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Unlock All | $2.99 | one-time |


## Frequently asked questions

### Is AllTCAS free?

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

### Is A free?

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

### Do AllTCAS or A have ads?

A shows ads; AllTCAS 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.*