# Environment Control vs PCA Practice Test

The clearest difference is ads: Environment Control at none against PCA Practice Test's shown. Environment Control also leads on update cadence (every 2 months vs every 9 months). PCA Practice Test's advantage is iOS requirement (13.0 vs 15.1). On price, in-app purchases and device support there is nothing between them.

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

Environment Control ships an update every 2 months, PCA Practice Test every 9 months. The most recent releases landed on September 10, 2026 and September 20, 2026 respectively.

## The numbers

| Metric | Environment Control | PCA Practice Test |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[5.0 (1 ratings)](https://appshunter.io/ios/app/pca-practice-test/id6752357029/reviews)** |
| Number of ratings | — | **1** |
| In-app purchases | No | No |
| Ads | **No** | Yes |
| Update frequency | **Every 2 months** | Every 9 months |
| Monetization | — | Ad-supported |
| Size | 53 MB | 3 MB |
| Requires iOS | 15.1 | **13.0** |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | 4+ | 17+ |
| Developer | [Environment Control Building Maintenance Co, Inc](https://appshunter.io/developer/1500915589) | [Ben Wallenberg](https://appshunter.io/developer/1447093082) |

## What reviewers say

### Environment Control

[App page](https://appshunter.io/ios/app/environment-control/id1573983433)

**In-app purchases:** none


### PCA Practice Test

[App page](https://appshunter.io/ios/app/pca-practice-test/id6752357029)

Prepare for your PCA exam with hundreds of practice questions and detailed explanations. Track your performance with instant scoring and choose between study or timed test modes. Covers all exam topics to help you succeed.

**Highlights:** Hundreds of practice questions, Detailed answer explanations, Instant scoring, Performance tracking, Study mode, Timed test mode, Covers all exam topics

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Environment Control free?

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

### Is PCA Practice Test free?

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

### Do Environment Control or PCA Practice Test have ads?

PCA Practice Test shows ads; Environment Control does not.

### Which is updated more often, Environment Control or PCA Practice Test?

Environment Control ships an update every 2 months, and PCA Practice Test every 9 months. Most recently, Environment Control was updated on September 10, 2026 and PCA Practice Test on September 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.*