# Number Line, by MLC vs MATHCOUNTS Trainer

The clearest difference is update cadence: MATHCOUNTS Trainer at every 3 months against Number Line, by MLC's every 13 months. MATHCOUNTS Trainer also leads on ratings volume (110 vs 15) and device support (3 vs 1). On price, rating, review sentiment and ads there is nothing between them.

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

Number Line, by MLC holds the better App Store score, 4.4 against 4.2. That said, the two scores are not equally well evidenced: MATHCOUNTS Trainer has 110 ratings behind it against 15, so its average is the more settled of the two. Written reviews complicate that: 67% of Number Line, by MLC's written reviews are positive against 71% of MATHCOUNTS Trainer's, so the app with the better star average is not the one people write more warmly about.

Number Line, by MLC ships an update every 13 months, MATHCOUNTS Trainer every 3 months. Both last shipped on November 1, 2026.

## The numbers

| Metric | Number Line, by MLC | MATHCOUNTS Trainer |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.4 (15 ratings)](https://appshunter.io/ios/app/number-line-by-mlc/id751816884/reviews)** | [4.2 (110 ratings)](https://appshunter.io/ios/app/mathcounts-trainer/id1023961880/reviews) |
| Number of ratings | 15 | **110** |
| Positive reviews | 66.7% of reviews | **70.7% of reviews** |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 13 months | **Every 3 months** |
| Monetization | Free | Free |
| Size | 7 MB | 37 MB |
| Requires iOS | 16.1 | **12.0** |
| Devices | iPad | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [The Math Learning Center](https://appshunter.io/developer/1542700905) | [Art of Problem Solving](https://appshunter.io/developer/1023961879) |

## What reviewers say

### Number Line, by MLC

[App page](https://appshunter.io/ios/app/number-line-by-mlc/id751816884)

This app allows students to visualize number sequences and demonstrate mathematical strategies. It supports various number types and offers tools for annotation, problem-solving, and sharing work. Ideal for elementary classrooms and iPad learning environments.

**Highlights:** Visualize number sequences, Demonstrate counting, adding, subtracting, multiplying, dividing, Use whole numbers, fractions, decimals, or negative numbers, Add custom tick marks and labels, Hide and reveal numbers and jumps, Annotation and drawing tools, Save and share work

**Features:** macOS Compatibility

**In-app purchases:** none


### MATHCOUNTS Trainer

[App page](https://appshunter.io/ios/app/mathcounts-trainer/id1023961880)

Prepare for MATHCOUNTS competitions with thousands of practice problems from past events. Learn from detailed solutions, track your progress, and compete with others on the leaderboard. This free tool is designed for aspiring mathletes of all skill levels.

**Highlights:** Thousands of practice problems, Problems from past competitions, Full solutions provided, Progress tracking, Leaderboard competition, Practice for all levels

**Features:** macOS Compatibility

**In-app purchases:** none

**What reviewers like**

- 👍 Great for math practice
- 👍 Enjoyable and addictive game
- 👍 Helpful for competition math
- 👍 Works offline
- 👍 Provides solutions and explanations

**What reviewers complain about**

- 🐛 Drawing tool issues
- 🐛 Dark mode answer visibility
- 🐛 Accidental window closure
- 🐛 Numbers cut off in answer box
- 🐛 Vertical/diagonal drawing issues

**Reported bugs**

- Lot of bugs on iPad
- Drawing tool doesn't work well
- Answer doesn't show in dark mode
- Accidentally make window go away
- Don't see numbers on answer box on iPhone

**Requested features**

- Fix bugs
- Add Alcumus
- Add timer
- Separate competition rounds (Sprint, Target, Team)
- Create a math league app


## Frequently asked questions

### Is Number Line, by MLC free?

Number Line, by MLC is free to download, with no in-app purchases.

### Is MATHCOUNTS Trainer free?

MATHCOUNTS Trainer is free to download, with no in-app purchases.

### Which has better reviews, Number Line, by MLC or MATHCOUNTS Trainer?

Number Line, by MLC is rated higher. Number Line, by MLC averages 4.4 out of 5 from 15 ratings, while MATHCOUNTS Trainer averages 4.2 from 110 ratings.

### Do Number Line, by MLC or MATHCOUNTS Trainer have ads?

Neither Number Line, by MLC nor MATHCOUNTS Trainer shows ads.

### Which is updated more often, Number Line, by MLC or MATHCOUNTS Trainer?

Number Line, by MLC ships an update every 13 months, and MATHCOUNTS Trainer every 3 months. Most recently, Number Line, by MLC was updated on November 1, 2026 and MATHCOUNTS Trainer on November 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.*