# BrainBoost vs FSOT Practice Test Pro

The clearest difference is ads: FSOT Practice Test Pro at none against BrainBoost's shown. FSOT Practice Test Pro also leads on update cadence (every 3 weeks vs every 3 months). On price, in-app purchases, device support and iOS requirement there is nothing between them.

Both are free to download. BrainBoost sells 1 one-off in-app purchase and FSOT Practice Test Pro sells 1 one-off in-app purchase. Whichever you choose, the download price is not the number that matters.

BrainBoost ships an update every 3 months, FSOT Practice Test Pro every 3 weeks. The most recent releases landed on October 2, 2026 and October 4, 2026 respectively.

## The numbers

| Metric | BrainBoost | FSOT Practice Test Pro |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[5.0 (1 ratings)](https://appshunter.io/ios/app/fsot-practice-test-pro/id6744307517/reviews)** |
| Number of ratings | — | **1** |
| In-app purchases | Yes | Yes |
| Ads | Yes | **No** |
| Update frequency | Every 3 months | **Every 3 weeks** |
| Monetization | — | Free |
| Size | 31 MB | 47 MB |
| Requires iOS | 13.0 | 13.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [AppSeed, Incorporated.](https://appshunter.io/developer/1268184135) | [3328833 Nova Scotia Limited](https://appshunter.io/developer/1757830011) |

## What reviewers say

### BrainBoost

[App page](https://appshunter.io/ios/app/brainboost-9-brain-games/id1475455172)

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Hide ads | $2.99 | one-time |


### FSOT Practice Test Pro

[App page](https://appshunter.io/ios/app/fsot-practice-test-pro/id6744307517)

Prepare for the Foreign Service Officer Test with over 800 practice questions, mock exams, and detailed explanations. This app offers cloud-based syncing and offline access to help you study effectively for a career in international affairs.

**Highlights:** 800+ practice questions, Mock exams, Real-time explanations, Cloud-based syncing, Offline mode, Performance tracking, Daily quiz mode

**Features:** macOS Compatibility

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Lifetime Access | $9.99 | one-time |


## Frequently asked questions

### Is BrainBoost free?

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

### Is FSOT Practice Test Pro free?

FSOT Practice Test Pro is free to download, with in-app purchases available.

### Do BrainBoost or FSOT Practice Test Pro have ads?

BrainBoost shows ads; FSOT Practice Test Pro does not.

### Which is updated more often, BrainBoost or FSOT Practice Test Pro?

BrainBoost ships an update every 3 months, and FSOT Practice Test Pro every 3 weeks. Most recently, BrainBoost was updated on October 2, 2026 and FSOT Practice Test Pro on October 4, 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.*