# Number Line vs Math Balance

The clearest difference is price: Number Line at Free against Math Balance's $1.99. Number Line also leads on iOS requirement (13.0 vs 15). Math Balance's advantage is update cadence (every 6 months vs every 15 months) and chart position (#200 vs unranked). On ads, in-app purchases and device support there is nothing between them.

Number Line is free to download; Math Balance costs $1.99 up front. Neither carries in-app purchases, so what you see is what you pay.

Number Line ships an update every 15 months, Math Balance every 6 months. The most recent releases landed on October 7, 2026 and October 12, 2026 respectively.

## The numbers

| Metric | Number Line | Math Balance |
| --- | --- | --- |
| Price | **Free** | $1.99 |
| Rating | **[5.0 (4 ratings)](https://appshunter.io/ios/app/number-line/id1531893217/reviews)** | — |
| Number of ratings | **4** | — |
| Positive reviews | 100.0% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 15 months | **Every 6 months** |
| Monetization | Free | — |
| Best chart rank | — | **#200** |
| Size | 16 MB | 54 MB |
| Requires iOS | **13.0** | 15 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Blastoff Design](https://appshunter.io/developer/1455360972) | [Activities for Learning inc.](https://appshunter.io/developer/406078584) |

## What reviewers say

### Number Line

[App page](https://appshunter.io/ios/app/number-line/id1531893217)

This app provides an interactive number line for educational purposes, enabling users to visualize numbers, perform various math games, and practice rounding. Its simple interface supports zooming, swiping, and marking numbers with pins or freehand drawing.

**Highlights:** Infinite number line visualization, Rounding practice (nearest 10, 100, 10,000), Number comparison, Pinch-to-zoom functionality, Swipe navigation, Search for specific numbers, Pin marking, Freehand drawing tool

**In-app purchases:** none


### Math Balance

[App page](https://appshunter.io/ios/app/math-balance/id6760101073)

**Currently charting:** #200 Top Paid · Education (US App Store)

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

**In-app purchases:** none


## Frequently asked questions

### Is Number Line free?

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

### Is Math Balance free?

Math Balance costs $1.99, with no in-app purchases.

### Do Number Line or Math Balance have ads?

Neither Number Line nor Math Balance shows ads.

### Which is updated more often, Number Line or Math Balance?

Number Line ships an update every 15 months, and Math Balance every 6 months. Most recently, Number Line was updated on October 7, 2026 and Math Balance on October 12, 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.*