# AceTest vs SIA Exam Prep App

The clearest difference is in-app purchases: AceTest at none against SIA Exam Prep App's 7. AceTest also leads on update cadence (weekly vs every 3 weeks). On price, ads, device support and iOS requirement there is nothing between them.

Both are free to download. SIA Exam Prep App sells 7 one-off in-app purchases. AceTest asks for nothing beyond the download.

AceTest ships an update weekly, SIA Exam Prep App every 3 weeks. The most recent releases landed on November 5, 2026 and October 31, 2026 respectively.

## The numbers

| Metric | AceTest | SIA Exam Prep App |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | **Weekly** | Every 3 weeks |
| Size | 41 MB | 19 MB |
| Requires iOS | **15.1** | 16.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [RUOK LLC](https://appshunter.io/developer/1867680933) | [LetsGetStashd Ltd](https://appshunter.io/developer/6785071421) |

## What reviewers say

### AceTest

[App page](https://appshunter.io/ios/app/acetest-aptitude-prep/id6760992080)

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

**In-app purchases:** none


### SIA Exam Prep App

[App page](https://appshunter.io/ios/app/sia-exam-prep-app-security/id6807756920)

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

**In-app purchases (7)**

| Purchase | Price | Billing |
| --- | --- | --- |
| SIA Door Supervisor – Refresher | $2.99 | one-time |
| SIA Security Guard – Refresher | $2.99 | one-time |
| SIA CCTV Operator | $3.99 | one-time |
| Door Supervisor – Full Access | $4.99 | one-time |
| SIA Security Guard | $4.99 | one-time |
| SIA Close Protection | $4.99 | one-time |
| Unlock all courses (bundle) | $9.99 | one-time |


## Frequently asked questions

### Is AceTest free?

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

### Is SIA Exam Prep App free?

SIA Exam Prep App is free to download, with in-app purchases available.

### Do AceTest or SIA Exam Prep App have ads?

Neither AceTest nor SIA Exam Prep App shows ads.

### Which is updated more often, AceTest or SIA Exam Prep App?

AceTest ships an update weekly, and SIA Exam Prep App every 3 weeks. Most recently, AceTest was updated on November 5, 2026 and SIA Exam Prep App on October 31, 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.*