# KClientV40 vs Preplink AI

The clearest difference is in-app purchases: KClientV40 at none against Preplink AI's 3. KClientV40 also leads on iOS requirement (11.0 vs 15.0). On price, update cadence, ads and device support there is nothing between them.

Both are free to download. Preplink AI sells 3 in-app purchases, starting at $39.99 per month. KClientV40 asks for nothing beyond the download.

KClientV40 ships an update fortnightly, Preplink AI every 3 weeks. The most recent releases landed on October 10, 2026 and October 7, 2026 respectively.

## The numbers

| Metric | KClientV40 | Preplink AI |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | **Fortnightly** | Every 3 weeks |
| Size | 26 MB | 73 MB |
| Requires iOS | **11.0** | 15.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Sysdev, LDA](https://appshunter.io/developer/1244776491) | [PREPLINK LIMITED](https://appshunter.io/developer/1876872878) |

## What reviewers say

### KClientV40

[App page](https://appshunter.io/ios/app/kclientv40/id1361630166)

**Features:** macOS Compatibility

**In-app purchases:** none


### Preplink AI

[App page](https://appshunter.io/ios/app/preplink-ai/id6759100024)

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

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Monthly Plan | $39.99 | per month |
| 3-Month Plan | $89.99 | per 3 months |
| Yearly Plan | $279.99 | per year |


## Frequently asked questions

### Is KClientV40 free?

KClientV40 is free to download, with no in-app purchases.

### Is Preplink AI free?

Preplink AI is free to download, with in-app purchases available.

### Do KClientV40 or Preplink AI have ads?

Neither KClientV40 nor Preplink AI shows ads.

### Which is updated more often, KClientV40 or Preplink AI?

KClientV40 ships an update fortnightly, and Preplink AI every 3 weeks. Most recently, KClientV40 was updated on October 10, 2026 and Preplink AI on October 7, 2026.

---

*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*