# Interactive Number Line vs Cosmic Number Lines

The clearest difference is price: Cosmic Number Lines at Free against Interactive Number Line's $0.99. Interactive Number Line's advantage is iOS requirement (12.0 vs 17.0). On ads, in-app purchases and device support there is nothing between them.

Cosmic Number Lines is free to download; Interactive Number Line costs $0.99 up front. Neither carries in-app purchases, so what you see is what you pay.

## The numbers

| Metric | Interactive Number Line | Cosmic Number Lines |
| --- | --- | --- |
| Price | $0.99 | **Free** |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 35 months | — |
| Size | 20 MB | 32 MB |
| Requires iOS | **12.0** | 17.0 |
| Devices | iPad, Apple TV | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Ventura Educational Systems](https://appshunter.io/developer/371324172) | [American Printing House for the Blind (APH)](https://appshunter.io/developer/704570515) |

## What reviewers say

### Interactive Number Line

[App page](https://appshunter.io/ios/app/interactive-number-line/id1146532589)

**Features:** macOS Compatibility

**In-app purchases:** none


### Cosmic Number Lines

[App page](https://appshunter.io/ios/app/cosmic-number-lines/id1620587282)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Interactive Number Line free?

Interactive Number Line costs $0.99, with no in-app purchases.

### Is Cosmic Number Lines free?

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

### Do Interactive Number Line or Cosmic Number Lines have ads?

Neither Interactive Number Line nor Cosmic Number Lines shows ads.

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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.*