# CA World vs ymconcepts

The clearest difference is update cadence: CA World at every 2 days against ymconcepts's every 4 months. ymconcepts's advantage is iOS requirement (15.1 vs 17.6). On price, ads, in-app purchases and device support there is nothing between them.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

CA World ships an update every 2 days, ymconcepts every 4 months. The most recent releases landed on September 22, 2026 and September 10, 2026 respectively.

## The numbers

| Metric | CA World | ymconcepts |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 2 days** | Every 4 months |
| Size | 29 MB | 33 MB |
| Requires iOS | 17.6 | **15.1** |
| Devices | iPhone, iPad | **iPhone, iPad, iPod** |
| Age rating | 17+ | 4+ |
| Developer | [Vaibhav Jain](https://appshunter.io/developer/1855464901) | [Valensc Solutions LLP](https://appshunter.io/developer/1539870141) |

## What reviewers say

### CA World

[App page](https://appshunter.io/ios/app/ca-world/id6755675983)

**Features:** macOS Compatibility

**In-app purchases:** none


### ymconcepts

[App page](https://appshunter.io/ios/app/ymconcepts/id6757704418)

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

**In-app purchases:** none


## Frequently asked questions

### Is CA World free?

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

### Is ymconcepts free?

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

### Do CA World or ymconcepts have ads?

Neither CA World nor ymconcepts shows ads.

### Which is updated more often, CA World or ymconcepts?

CA World ships an update every 2 days, and ymconcepts every 4 months. Most recently, CA World was updated on September 22, 2026 and ymconcepts 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.*