# VKS Security vs C2S

The clearest difference is update cadence: C2S at every 3 weeks against VKS Security's every 3 months. 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.

VKS Security ships an update every 3 months, C2S every 3 weeks. Both last shipped on October 6, 2026.

## The numbers

| Metric | VKS Security | C2S |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[4.7 (37 ratings)](https://appshunter.io/ios/app/c2s/id1530652167/reviews)** |
| Number of ratings | — | **37** |
| Positive reviews | — | 48.4% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 3 months | **Every 3 weeks** |
| Monetization | — | Free |
| Size | 43 MB | 59 MB |
| Requires iOS | 15.1 | 15.1 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Zins Tecnologia](https://appshunter.io/developer/1394115794) | [Bruno Gardenal Yukihara](https://appshunter.io/developer/1107430541) |

## What reviewers say

### VKS Security

[App page](https://appshunter.io/ios/app/vks-security/id1517812830)

**Features:** macOS Compatibility

**In-app purchases:** none


### C2S

[App page](https://appshunter.io/ios/app/c2s/id1530652167)

Receive intelligent alerts and integrate with major classified portals to accelerate negotiations and increase monthly sales. This tool helps sellers close more deals faster.

**Highlights:** Intelligent alerts, Classified portal integrations, Accelerate negotiations, Increase sales closures, Warm up leads faster

**Features:** Vision Pro support

**In-app purchases:** none


## Frequently asked questions

### Is VKS Security free?

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

### Is C2S free?

C2S is free to download, with no in-app purchases.

### Do VKS Security or C2S have ads?

Neither VKS Security nor C2S shows ads.

### Which is updated more often, VKS Security or C2S?

VKS Security ships an update every 3 months, and C2S every 3 weeks. Most recently, VKS Security was updated on October 6, 2026 and C2S on October 6, 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.*