# MEL Science vs TT Math 4

The clearest difference is iOS requirement: TT Math 4 at 12.0 against MEL Science's 15.6. On price, rating, review sentiment and ratings volume there is nothing between them.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

On the App Store both sit at effectively the same score — 3.7 for MEL Science against 3.6 for TT Math 4. Both are backed by a comparable volume of ratings — 88 and 103 respectively. Written reviews are what separate them: 39% of MEL Science's written reviews are positive against 37% of TT Math 4's.

MEL Science ships an update every 6 weeks, TT Math 4 every 2 months. The most recent releases landed on October 24, 2026 and October 27, 2026 respectively.

## The numbers

| Metric | MEL Science | TT Math 4 |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[3.7 (88 ratings)](https://appshunter.io/ios/app/mel-science-a-science-lab-app/id988394506/reviews)** | [3.6 (103 ratings)](https://appshunter.io/ios/app/tt-math-4/id1516356640/reviews) |
| Number of ratings | 88 | **103** |
| Positive reviews | **39.1% of reviews** | 37.3% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 6 weeks** | Every 2 months |
| Monetization | Free | Free |
| Size | 130 MB | 110 MB |
| Requires iOS | 15.6 | **12.0** |
| Devices | iPhone, iPad, iPod | **iPhone, iPad, iPod, Mac** |
| Age rating | 4+ | 4+ |
| Developer | [MEL Science Limited](https://appshunter.io/developer/988394505) | [Teaching Textbooks, Inc.](https://appshunter.io/developer/1516345361) |

## What reviewers say

### MEL Science

[App page](https://appshunter.io/ios/app/mel-science-a-science-lab-app/id988394506)

Explore the world of science through interactive experiments and engaging games. This app guides you through real science activities, making learning fun and hands-on. Discover molecular structures and conduct your own science projects.

**Highlights:** Conduct real science experiments, Interactive experiment guidance, Learn molecular structures, Science games and activities, Experiment assistant, Knowledge check tests

**In-app purchases:** none


### 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

**What reviewers like**

- 👍 Simplifies learning math
- 🏃‍♀️ Allows students to work at their own pace
- 🔌 Practical and well-thought-out
- 💻 Works seamlessly on multiple devices
- 📚 Great for teaching

**What reviewers complain about**

- 😠 Too much lecturing and practice
- ⏳ Not enough time to learn new concepts
- 🤔 Problems are confusing
- 📉 Difficulty with advanced topics
- 😫 Frustrating user experience

**Reported bugs**

- Update won't save answers
- App closes itself out
- Problems with the scratchpad/scrolling
- Missing letters when typing passwords
- App freezes when downloading lesson content

**Requested features**

- Make it more fun
- Only have a lecture, then go straight to problems
- Allow keyboard use on iPad
- Make it harder for advanced students
- Remove discouraging phrases like 'you are officially amazing'


## Frequently asked questions

### Is MEL Science free?

MEL Science is free to download, with no in-app purchases.

### Is TT Math 4 free?

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

### Which has better reviews, MEL Science or TT Math 4?

MEL Science is rated higher. MEL Science averages 3.7 out of 5 from 88 ratings, while TT Math 4 averages 3.6 from 103 ratings.

### Do MEL Science or TT Math 4 have ads?

Neither MEL Science nor TT Math 4 shows ads.

### Which is updated more often, MEL Science or TT Math 4?

MEL Science ships an update every 6 weeks, and TT Math 4 every 2 months. Most recently, MEL Science was updated on October 24, 2026 and TT Math 4 on October 27, 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.*