# NumberSlam® vs Trigonometry and functions

The clearest difference is price: NumberSlam® at Free against Trigonometry and functions's $3.99. NumberSlam® also leads on iOS requirement (13.0 vs 17.6). Trigonometry and functions's advantage is in-app purchases (none vs 1). On ads and device support there is nothing between them.

NumberSlam® is free to download; Trigonometry and functions costs $3.99 up front. NumberSlam® sells 1 one-off in-app purchase. Trigonometry and functions asks for nothing beyond the download.

## The numbers

| Metric | NumberSlam® | Trigonometry and functions |
| --- | --- | --- |
| Price | **Free** | $3.99 |
| Rating | **[5.0 (7 ratings)](https://appshunter.io/ios/app/numberslam/id1618839777/reviews)** | — |
| Number of ratings | **7** | — |
| Positive reviews | 100.0% of reviews | — |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | Every 6 days | — |
| Monetization | Free | — |
| Size | 31 MB | 1 MB |
| Requires iOS | **13.0** | 17.6 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, Mac |
| Age rating | 4+ | 4+ |
| Developer | [PIRUX, LLC](https://appshunter.io/developer/1618629503) | [Gomathy Shankaran](https://appshunter.io/developer/503956143) |

## What reviewers say

### NumberSlam®

[App page](https://appshunter.io/ios/app/numberslam/id1618839777)

This is a fast-paced mental math game designed to enhance your calculation skills on mobile. It's a digital adaptation of a popular classroom game, offering an engaging way to practice math for fun or improvement. The game is ad-free and tracks no user data for a safe, distraction-free experience.

**Highlights:** Improves mental math skills, Engaging and fast-paced gameplay, Digital remake of a popular classroom game, Ad-free experience, Tracking-free for user privacy, Suitable for practice or fun

**Features:** Family Sharing

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Activate NumberSlam | $7.99 | one-time |


### Trigonometry and functions

[App page](https://appshunter.io/ios/app/trigonometry-and-functions/id6739970869)

**Features:** Vision Pro support

**In-app purchases:** none


## Frequently asked questions

### Is NumberSlam® free?

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

### Is Trigonometry and functions free?

Trigonometry and functions costs $3.99, with no in-app purchases.

### Do NumberSlam® or Trigonometry and functions have ads?

Neither NumberSlam® nor Trigonometry and functions shows 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.*