# Number Line, by MLC vs Learn Rexx Programming Offline

The clearest difference is price: Number Line, by MLC at Free against Learn Rexx Programming Offline's $1.99. Learn Rexx Programming Offline's advantage is device support (3 vs 1) and iOS requirement (13.0 vs 16.1). On update cadence, ads and in-app purchases there is nothing between them.

Number Line, by MLC is free to download; Learn Rexx Programming Offline costs $1.99 up front. Neither carries in-app purchases, so what you see is what you pay.

Number Line, by MLC ships an update every 13 months, Learn Rexx Programming Offline every 21 months. The most recent releases landed on November 6, 2026 and November 8, 2026 respectively.

## The numbers

| Metric | Number Line, by MLC | Learn Rexx Programming Offline |
| --- | --- | --- |
| Price | **Free** | $1.99 |
| Rating | **[4.4 (15 ratings)](https://appshunter.io/ios/app/number-line-by-mlc/id751816884/reviews)** | — |
| Number of ratings | **15** | — |
| Positive reviews | 66.7% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 13 months** | Every 21 months |
| Monetization | Free | — |
| Size | 7 MB | 38 MB |
| Requires iOS | 16.1 | **13.0** |
| Devices | iPad | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [The Math Learning Center](https://appshunter.io/developer/1542700905) | [Muhammad Mubeen](https://appshunter.io/developer/1553722821) |

## 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


### Learn Rexx Programming Offline

[App page](https://appshunter.io/ios/app/learn-rexx-programming-offline/id6738279239)

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

**In-app purchases:** none


## Frequently asked questions

### Is Number Line, by MLC free?

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

### Is Learn Rexx Programming Offline free?

Learn Rexx Programming Offline costs $1.99, with no in-app purchases.

### Do Number Line, by MLC or Learn Rexx Programming Offline have ads?

Neither Number Line, by MLC nor Learn Rexx Programming Offline shows ads.

### Which is updated more often, Number Line, by MLC or Learn Rexx Programming Offline?

Number Line, by MLC ships an update every 13 months, and Learn Rexx Programming Offline every 21 months. Most recently, Number Line, by MLC was updated on November 6, 2026 and Learn Rexx Programming Offline on November 8, 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.*