# E_DOG vs Learn C Programming

The clearest difference is in-app purchases: E_DOG at none against Learn C Programming's 1. E_DOG also leads on iOS requirement (12.0 vs 17.0). Learn C Programming's advantage is ads (none vs shown). On price, update cadence and device support there is nothing between them.

Both are free to download. Learn C Programming sells 1 one-off in-app purchase. E_DOG asks for nothing beyond the download.

E_DOG ships an update every 2 months, Learn C Programming every 3 months. The most recent releases landed on January 4, 2026 and September 15, 2026 respectively.

## The numbers

| Metric | E_DOG | Learn C Programming |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | **No** | Yes |
| Ads | Yes | **No** |
| Update frequency | **Every 2 months** | Every 3 months |
| Size | 68 MB | 19 MB |
| Requires iOS | **12.0** | 17.0 |
| Devices | iPhone, iPod | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [明辉 赵](https://appshunter.io/developer/1663118450) | [文利 罗](https://appshunter.io/developer/1743701483) |

## What reviewers say

### E_DOG

[App page](https://appshunter.io/ios/app/e-dog/id1671974975)

**Features:** macOS Compatibility

**In-app purchases:** none


### Learn C Programming

[App page](https://appshunter.io/ios/app/learn-c-programming-offline/id6505055441)

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| C Language Assistant Unlock | $1.99 | one-time |


## Frequently asked questions

### Is E_DOG free?

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

### Is Learn C Programming free?

Learn C Programming is free to download, with in-app purchases available.

### Do E_DOG or Learn C Programming have ads?

E_DOG shows ads; Learn C Programming does not.

### Which is updated more often, E_DOG or Learn C Programming?

E_DOG ships an update every 2 months, and Learn C Programming every 3 months. Most recently, E_DOG was updated on January 4, 2026 and Learn C Programming on September 15, 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.*