# C/C++ Compiler vs Vays

The clearest difference is price: Vays at Free against C/C++ Compiler's $2.99. Vays also leads on in-app purchases (none vs 3). C/C++ Compiler's advantage is update cadence (every 6 days vs fortnightly). On ads, device support and iOS requirement there is nothing between them.

Vays is free to download; C/C++ Compiler costs $2.99 up front. C/C++ Compiler sells 3 in-app purchases, starting at $4.99 per month. Vays asks for nothing beyond the download.

C/C++ Compiler ships an update every 6 days, Vays fortnightly. The most recent releases landed on October 24, 2026 and October 12, 2026 respectively.

## The numbers

| Metric | C/C++ Compiler | Vays |
| --- | --- | --- |
| Price | $2.99 | **Free** |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | **Every 6 days** | Fortnightly |
| Size | 111 MB | 14 MB |
| Requires iOS | 17.6 | **17.0** |
| Devices | iPhone, iPad | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [乐祥 胡](https://appshunter.io/developer/1572365721) | [ARVIND JUNEJA OUMM](https://appshunter.io/developer/1782767786) |

## What reviewers say

### C/C++ Compiler

[App page](https://appshunter.io/ios/app/cc-plus-plus-compiler-ai-assistant/id6776630806)

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

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 30天会员 | $4.99 | per month |
| 360天会员 | $39.99 | per year |
| 终身会员 | $69.99 | one-time |


### Vays

[App page](https://appshunter.io/ios/app/vays-markdown-reader/id6797046995)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is C/C++ Compiler free?

C/C++ Compiler costs $2.99, and also offers in-app purchases.

### Is Vays free?

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

### Do C/C++ Compiler or Vays have ads?

Neither C/C++ Compiler nor Vays shows ads.

### Which is updated more often, C/C++ Compiler or Vays?

C/C++ Compiler ships an update every 6 days, and Vays fortnightly. Most recently, C/C++ Compiler was updated on October 24, 2026 and Vays 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.*