# Learn C Programming vs 深度加速器

The clearest difference is update cadence: 深度加速器 at daily against Learn C Programming's every 3 months. 深度加速器 also leads on iOS requirement (15.6 vs 17.0). On price, ads, in-app purchases and device support there is nothing between them.

Both are free to download. Learn C Programming sells 1 one-off in-app purchase and 深度加速器 sells 8 in-app purchases, starting at $1.99 per 7 days. Whichever you choose, the download price is not the number that matters.

Learn C Programming ships an update every 3 months, 深度加速器 daily. The most recent releases landed on September 15, 2026 and September 10, 2026 respectively.

## The numbers

| Metric | Learn C Programming | 深度加速器 |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Update frequency | Every 3 months | **Daily** |
| Size | 19 MB | 38 MB |
| Requires iOS | 17.0 | **15.6** |
| Devices | iPhone, iPad | **iPhone, iPad, iPod** |
| Age rating | 4+ | 17+ |
| Developer | [文利 罗](https://appshunter.io/developer/1743701483) | [NU TECH SOFTWARE SOLUTIONS, INC.](https://appshunter.io/developer/6803202010) |

## What reviewers say

### 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 |


### 深度加速器

[App page](https://appshunter.io/ios/app/id6803202007)

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

**In-app purchases (8)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 普通VIP周卡 | $1.99 | per 7 days |
| 超级VIP周卡 | $2.99 | per 7 days |
| 普通VIP月卡 | $5.99 | per month |
| 超级VIP月卡 | $6.99 | per month |
| 普通VIP季卡 | $12.99 | per 3 months |
| 超级VIP季卡 | $14.99 | per 3 months |
| 普通VIP年卡 | $39.99 | per year |
| 超级VIP年卡 | $59.99 | per year |


## Frequently asked questions

### Is Learn C Programming free?

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

### Is 深度加速器 free?

深度加速器 is free to download, with in-app purchases available.

### Do Learn C Programming or 深度加速器 have ads?

Neither Learn C Programming nor 深度加速器 shows ads.

### Which is updated more often, Learn C Programming or 深度加速器?

Learn C Programming ships an update every 3 months, and 深度加速器 daily. Most recently, Learn C Programming was updated on September 15, 2026 and 深度加速器 on September 10, 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.*