# Number Run vs CTDC12

The clearest difference is price: CTDC12 at Free against Number Run's $2.99. Number Run's advantage is device support. On in-app purchases and iOS requirement there is nothing between them.

CTDC12 is free to download; Number Run costs $2.99 up front. Neither carries in-app purchases, so what you see is what you pay.

## The numbers

| Metric | Number Run | CTDC12 |
| --- | --- | --- |
| Price | $2.99 | **Free** |
| Rating | **[4.5 (1.1K ratings)](https://appshunter.io/ios/app/number-run/id563408572/reviews)** | — |
| Number of ratings | **1.1K** | — |
| Positive reviews | 91.0% of reviews | — |
| In-app purchases | No | No |
| Ads | No | — |
| Update frequency | Every 3 months | — |
| Monetization | Free | — |
| Size | 39 MB | 63 MB |
| Requires iOS | 12.0 | **11.0** |
| Devices | **iPhone, iPad, iPod** | — |
| Age rating | 4+ | 4+ |
| Developer | [Ignacio Schiefelbein](https://appshunter.io/developer/525439275) | [Sociedad Comercial 4ID Limitada](https://appshunter.io/developer/1315029925) |

## What reviewers say

### Number Run

[App page](https://appshunter.io/ios/app/number-run/id563408572)

Embark on an adventure to recover stolen crystals by solving math problems. This game offers engaging practice for all ages, from children learning arithmetic to adults seeking mental stimulation. It features multiple game modes and educational alignment.

**Highlights:** 52 math levels, Addition, subtraction, multiplication, division, Endless Mode, Common Core aligned, Unlockable outfits, Developed by graduate students

**Features:** macOS Compatibility

**In-app purchases:** none

**What reviewers like**

- 🚀 Simple and straightforward
- 👍 Fun and engaging way to learn math
- 👍 Great for kids and parents
- 👍 Helps improve math skills
- 👍 No ads or distractions

**What reviewers complain about**

- ⏱️ Can be too fast-paced for some users
- 🔧 Could use more customization options

**Reported bugs**

- Occasional crashes or freezes
- Issues with number entry on certain devices

**Requested features**

- Ability to adjust difficulty/speed settings
- Progress tracking for parents/teachers
- More variety of skins/characters


### CTDC12

[App page](https://appshunter.io/ios/app/ctdc12/id6495970384)

**In-app purchases:** none


## Frequently asked questions

### Is Number Run free?

Number Run costs $2.99, with no in-app purchases.

### Is CTDC12 free?

CTDC12 is free to download, with no in-app purchases.

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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.*