# TT Math 4 vs NumberSlam®

The clearest difference is review sentiment: NumberSlam® at 100% against TT Math 4's 37%. NumberSlam® also leads on rating (5.0 vs 3.5) and update cadence (every 6 days vs every 2 months). TT Math 4's advantage is in-app purchases (none vs 1) and ratings volume (83 vs 7). On price, ads, monetization model and device support there is nothing between them.

Both are free to download. NumberSlam® sells 1 one-off in-app purchase. TT Math 4 asks for nothing beyond the download.

NumberSlam® holds the better App Store score, 5.0 against 3.5. That said, the two scores are not equally well evidenced: TT Math 4 has 83 ratings behind it against 7, so its average is the more settled of the two. Written reviews point the same way: 37% of TT Math 4's written reviews are positive against 100% of NumberSlam®'s.

TT Math 4 ships an update every 2 months, NumberSlam® every 6 days. The most recent releases landed on August 30, 2026 and June 1, 2026 respectively.

## The numbers

| Metric | TT Math 4 | NumberSlam® |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [3.5 (83 ratings)](https://appshunter.io/ios/app/tt-math-4/id1516356640/reviews) | **[5.0 (7 ratings)](https://appshunter.io/ios/app/numberslam/id1618839777/reviews)** |
| Number of ratings | **83** | 7 |
| Positive reviews | 37.3% of reviews | **100.0% of reviews** |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 2 months | **Every 6 days** |
| Monetization | Free | Free |
| Size | 110 MB | 31 MB |
| Requires iOS | **12.0** | 13.0 |
| Devices | **iPhone, iPad, iPod, Mac** | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Teaching Textbooks, Inc.](https://appshunter.io/developer/1516345361) | [PIRUX, LLC](https://appshunter.io/developer/1618629503) |

## What reviewers say

### TT Math 4

[App page](https://appshunter.io/ios/app/tt-math-4/id1516356640)

This educational app provides interactive math lessons and practice problems for 4th graders. It offers automated grading, step-by-step explanations, and parental controls for progress tracking. The app allows for offline use of up to six lessons, making it ideal for on-the-go learning.

**Highlights:** 119 audiovisual lectures, Thousands of practice problems, Automated grading, Step-by-step audiovisual explanations, Parental progress tracking, Offline lesson access (up to 6)

**In-app purchases:** none


### 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 |


## Frequently asked questions

### Is TT Math 4 free?

TT Math 4 is free to download, with no in-app purchases.

### Is NumberSlam® free?

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

### Which has better reviews, TT Math 4 or NumberSlam®?

NumberSlam® is rated higher. TT Math 4 averages 3.5 out of 5 from 83 ratings, while NumberSlam® averages 5.0 from 7 ratings.

### Do TT Math 4 or NumberSlam® have ads?

Neither TT Math 4 nor NumberSlam® shows ads.

### Which is updated more often, TT Math 4 or NumberSlam®?

TT Math 4 ships an update every 2 months, and NumberSlam® every 6 days. Most recently, TT Math 4 was updated on August 30, 2026 and NumberSlam® on June 1, 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.*