# RAID Calc2 vs Klarton

The clearest difference is update cadence: Klarton at every 2 months against RAID Calc2's every 5 months. Klarton also leads on iOS requirement (16.0 vs 26.0). 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.

RAID Calc2 ships an update every 5 months, Klarton every 2 months. The most recent releases landed on November 5, 2026 and October 29, 2026 respectively.

## The numbers

| Metric | RAID Calc2 | Klarton |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 5 months | **Every 2 months** |
| Size | 7 MB | 2 MB |
| Requires iOS | 26.0 | **16.0** |
| Devices | iPhone, iPad | iPhone, iPad |
| Age rating | 12+ | 4+ |
| Developer | [Todd Greco](https://appshunter.io/developer/395601656) | [Alexander Skowronek](https://appshunter.io/developer/6789283188) |

## What reviewers say

### RAID Calc2

[App page](https://appshunter.io/ios/app/raid-calc2/id6755641457)

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

**In-app purchases:** none


### Klarton

[App page](https://appshunter.io/ios/app/klarton-water-eject-cleaner/id6792544759)

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

**In-app purchases:** none


## Frequently asked questions

### Is RAID Calc2 free?

RAID Calc2 is free to download, with no in-app purchases.

### Is Klarton free?

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

### Do RAID Calc2 or Klarton have ads?

Neither RAID Calc2 nor Klarton shows ads.

### Which is updated more often, RAID Calc2 or Klarton?

RAID Calc2 ships an update every 5 months, and Klarton every 2 months. Most recently, RAID Calc2 was updated on November 5, 2026 and Klarton on October 29, 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.*