# YLM CS vs Validit.ai

The clearest difference is update cadence: Validit.ai at fortnightly against YLM CS's every 3 months. YLM CS's advantage is iOS requirement (9.0 vs 13.0). 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.

YLM CS ships an update every 3 months, Validit.ai fortnightly. The most recent releases landed on September 13, 2026 and September 17, 2026 respectively.

## The numbers

| Metric | YLM CS | Validit.ai |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 3 months | **Fortnightly** |
| Size | 6 MB | 98 MB |
| Requires iOS | **9.0** | 13.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [YLM Solutions LTD.](https://appshunter.io/developer/1434998508) | [Valid.it Evaluation Solutions LTD](https://appshunter.io/developer/1650371701) |

## What reviewers say

### YLM CS

[App page](https://appshunter.io/ios/app/ylm-cs/id1262922782)

**Features:** macOS Compatibility

**In-app purchases:** none


### Validit.ai

[App page](https://appshunter.io/ios/app/validitai/id6443899001)

**In-app purchases:** none


## Frequently asked questions

### Is YLM CS free?

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

### Is Validit.ai free?

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

### Do YLM CS or Validit.ai have ads?

Neither YLM CS nor Validit.ai shows ads.

### Which is updated more often, YLM CS or Validit.ai?

YLM CS ships an update every 3 months, and Validit.ai fortnightly. Most recently, YLM CS was updated on September 13, 2026 and Validit.ai on September 17, 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.*