# Math Fast Calculation Game vs Word Guard

The clearest difference is in-app purchases: Math Fast Calculation Game at none against Word Guard's 8. Math Fast Calculation Game also leads on update cadence (daily vs every 3 days) and iOS requirement (12.0 vs 17.6). On price, ads and device support there is nothing between them.

Both are free to download. Word Guard sells 8 one-off in-app purchases. Math Fast Calculation Game asks for nothing beyond the download.

Math Fast Calculation Game ships an update daily, Word Guard every 3 days. The most recent releases landed on October 30, 2026 and October 31, 2026 respectively.

## The numbers

| Metric | Math Fast Calculation Game | Word Guard |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | **No** | Yes |
| Ads | Yes | Yes |
| Update frequency | **Daily** | Every 3 days |
| Size | 43 MB | 97 MB |
| Requires iOS | **12.0** | 17.6 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Ivan Rancic](https://appshunter.io/developer/1560879460) | [Ali Kiremitçi](https://appshunter.io/developer/663468393) |

## What reviewers say

### Math Fast Calculation Game

[App page](https://appshunter.io/ios/app/math-fast-calculation-game/id6748619782)

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

**In-app purchases:** none


### Word Guard

[App page](https://appshunter.io/ios/app/word-guard-the-lost-words/id6797022260)

**Features:** Vision Pro support

**In-app purchases (8)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 250 Coins | $0.99 | one-time |
| 7-Day Ad-Free | $0.99 | one-time |
| 600 Coins | $1.99 | one-time |
| 1,500 Coins | $3.99 | one-time |
| Ad-Free Forever | $4.99 | one-time |
| 3,000 Coins | $6.99 | one-time |
| 5,000 Coins | $9.99 | one-time |
| 10,000 Coins | $14.99 | one-time |


## Frequently asked questions

### Is Math Fast Calculation Game free?

Math Fast Calculation Game is free to download, with no in-app purchases.

### Is Word Guard free?

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

### Do Math Fast Calculation Game or Word Guard have ads?

Both Math Fast Calculation Game and Word Guard show ads.

### Which is updated more often, Math Fast Calculation Game or Word Guard?

Math Fast Calculation Game ships an update daily, and Word Guard every 3 days. Most recently, Math Fast Calculation Game was updated on October 30, 2026 and Word Guard 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.*