# Do the Math X vs TowerLift Sky Builder

The clearest difference is in-app purchases: Do the Math X at none against TowerLift Sky Builder's 2. Do the Math X also leads on iOS requirement (12.0 vs 17.0). On price, ads and device support there is nothing between them.

Both are free to download. TowerLift Sky Builder sells 2 one-off in-app purchases. Do the Math X asks for nothing beyond the download.

## The numbers

| Metric | Do the Math X | TowerLift Sky Builder |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (6 ratings)](https://appshunter.io/ios/app/do-the-math-x/id6747910637/reviews)** | — |
| Number of ratings | **6** | — |
| Positive reviews | 100.0% of reviews | — |
| In-app purchases | **No** | Yes |
| Ads | Yes | Yes |
| Monetization | Ad-supported | — |
| Size | 65 MB | 13 MB |
| Requires iOS | **12.0** | 17.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Wabisabi Content](https://appshunter.io/developer/1799311834) | [Dean Shoshana](https://appshunter.io/developer/6783976218) |

## What reviewers say

### Do the Math X

[App page](https://appshunter.io/ios/app/do-the-math-x/id6747910637)

Sharpen your reflexes and test your mental agility with this fast-paced math game. Solve rapid-fire challenges by choosing the correct answer, operator, or missing number. Compete on a global leaderboard and improve your IQ, focus, and calculation speed.

**Highlights:** Fast-paced infinite gameplay, Improve calculation speed and logic, Dynamic challenges with increasing difficulty, Solve for results, missing numbers, or operators, Global leaderboard for competition

**Features:** macOS Compatibility

**In-app purchases:** none


### TowerLift Sky Builder

[App page](https://appshunter.io/ios/app/towerlift-sky-builder/id6789715914)

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

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Heart Refill | $2.99 | one-time |
| Remove Ads | $5.99 | one-time |


## Frequently asked questions

### Is Do the Math X free?

Do the Math X is free to download, with no in-app purchases.

### Is TowerLift Sky Builder free?

TowerLift Sky Builder is free to download, with in-app purchases available.

### Do Do the Math X or TowerLift Sky Builder have ads?

Both Do the Math X and TowerLift Sky Builder show ads.

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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.*