# Speed Math Challenge vs B777 Systems Study & Exam

The clearest difference is in-app purchases: Speed Math Challenge at none against B777 Systems Study & Exam's 1. Speed Math Challenge also leads on iOS requirement (12.0 vs 15.0). On price, update cadence, ads and device support there is nothing between them.

Both are free to download. B777 Systems Study & Exam sells 1 one-off in-app purchase. Speed Math Challenge asks for nothing beyond the download.

Speed Math Challenge ships an update every 5 weeks, B777 Systems Study & Exam monthly. The most recent releases landed on October 6, 2026 and October 10, 2026 respectively.

## The numbers

| Metric | Speed Math Challenge | B777 Systems Study & Exam |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 5 weeks | **Monthly** |
| Size | 40 MB | 5 MB |
| Requires iOS | **12.0** | 15.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Mauro Cristofoli](https://appshunter.io/developer/1672683544) | [Studio BabDreams](https://appshunter.io/developer/431517875) |

## What reviewers say

### Speed Math Challenge

[App page](https://appshunter.io/ios/app/speed-math-challenge/id6562794662)

**Features:** macOS Compatibility

**In-app purchases:** none


### B777 Systems Study & Exam

[App page](https://appshunter.io/ios/app/b777-systems-study-and-exam/id6757429060)

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Unlock all questions | $17.99 | one-time |


## Frequently asked questions

### Is Speed Math Challenge free?

Speed Math Challenge is free to download, with no in-app purchases.

### Is B777 Systems Study & Exam free?

B777 Systems Study & Exam is free to download, with in-app purchases available.

### Do Speed Math Challenge or B777 Systems Study & Exam have ads?

Neither Speed Math Challenge nor B777 Systems Study & Exam shows ads.

### Which is updated more often, Speed Math Challenge or B777 Systems Study & Exam?

Speed Math Challenge ships an update every 5 weeks, and B777 Systems Study & Exam monthly. Most recently, Speed Math Challenge was updated on October 6, 2026 and B777 Systems Study & Exam on October 10, 2026.

---

*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*