# KCS vs wattax

The clearest difference is ads: wattax at none against KCS's shown. wattax also leads on update cadence (every 2 weeks vs every 20 months). KCS's advantage is iOS requirement (12.0 vs 14.0.0). On price, 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.

KCS ships an update every 20 months, wattax every 2 weeks. The most recent releases landed on September 20, 2026 and September 22, 2026 respectively.

## The numbers

| Metric | KCS | wattax |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | Yes | **No** |
| Update frequency | Every 20 months | **Every 2 weeks** |
| Size | 10 MB | 46 MB |
| Requires iOS | **12.0** | 14.0.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 17+ | 4+ |
| Developer | [KCS Cash & Carry Ltd](https://appshunter.io/developer/1657157209) | [Fahad Saleem](https://appshunter.io/developer/1896537645) |

## What reviewers say

### KCS

[App page](https://appshunter.io/ios/app/kcs/id6444831752)

**Features:** macOS Compatibility

**In-app purchases:** none


### wattax

[App page](https://appshunter.io/ios/app/wattax/id6768084575)

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

**In-app purchases:** none


## Frequently asked questions

### Is KCS free?

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

### Is wattax free?

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

### Do KCS or wattax have ads?

KCS shows ads; wattax does not.

### Which is updated more often, KCS or wattax?

KCS ships an update every 20 months, and wattax every 2 weeks. Most recently, KCS was updated on September 20, 2026 and wattax on September 22, 2026.

---

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