# Number Line, by MLC vs ALA

The clearest difference is in-app purchases: Number Line, by MLC at none against ALA's 1. ALA's advantage is update cadence (every 3 months vs every 13 months) and iOS requirement (13.0 vs 16.1). On price, ads and device support there is nothing between them.

Both are free to download. ALA sells 1 one-off in-app purchase. Number Line, by MLC asks for nothing beyond the download.

Number Line, by MLC ships an update every 13 months, ALA every 3 months. The most recent releases landed on November 6, 2026 and November 11, 2026 respectively.

## The numbers

| Metric | Number Line, by MLC | ALA |
| --- | --- | --- |
| Price | Free | Free |
| 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** | Yes |
| Ads | No | No |
| Update frequency | Every 13 months | **Every 3 months** |
| Monetization | Free | — |
| Size | 7 MB | 352 MB |
| Requires iOS | 16.1 | **13.0** |
| Devices | iPad | iPad |
| Age rating | 4+ | 4+ |
| Developer | [The Math Learning Center](https://appshunter.io/developer/1542700905) | [Attainment Company](https://appshunter.io/developer/403989333) |

## 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


### ALA

[App page](https://appshunter.io/ios/app/ala-write-lite/id1201286666)

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Full Version | $39.99 | one-time |


## Frequently asked questions

### Is Number Line, by MLC free?

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

### Is ALA free?

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

### Do Number Line, by MLC or ALA have ads?

Neither Number Line, by MLC nor ALA shows ads.

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

Number Line, by MLC ships an update every 13 months, and ALA every 3 months. Most recently, Number Line, by MLC was updated on November 6, 2026 and ALA on November 11, 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.*