# AllTCAS vs EngiRoute เตรียมสอบวิศวะ

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

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

AllTCAS ships an update fortnightly, EngiRoute เตรียมสอบวิศวะ every 3 weeks. The most recent releases landed on October 25, 2026 and October 20, 2026 respectively.

## The numbers

| Metric | AllTCAS | EngiRoute เตรียมสอบวิศวะ |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | **No** | Yes |
| Ads | Yes | Yes |
| Update frequency | **Fortnightly** | Every 3 weeks |
| Size | 176 MB | 14 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


### EngiRoute เตรียมสอบวิศวะ

[App page](https://appshunter.io/ios/app/engiroute/id6795971943)

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| EngiRoute Premium | $2.99 | one-time |


## Frequently asked questions

### Is AllTCAS free?

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

### Is EngiRoute เตรียมสอบวิศวะ free?

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

### Do AllTCAS or EngiRoute เตรียมสอบวิศวะ have ads?

Both AllTCAS and EngiRoute เตรียมสอบวิศวะ show ads.

### Which is updated more often, AllTCAS or EngiRoute เตรียมสอบวิศวะ?

AllTCAS ships an update fortnightly, and EngiRoute เตรียมสอบวิศวะ every 3 weeks. Most recently, AllTCAS was updated on October 25, 2026 and EngiRoute เตรียมสอบวิศวะ on October 20, 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.*