# Watsoo vs Sampark4GenX 2.0

The clearest difference is update cadence: Watsoo at every 6 days against Sampark4GenX 2.0's every 6 months. Sampark4GenX 2.0's advantage is iOS requirement (13.0 vs 15.6). 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.

Watsoo ships an update every 6 days, Sampark4GenX 2.0 every 6 months. The most recent releases landed on September 24, 2026 and September 15, 2026 respectively.

## The numbers

| Metric | Watsoo | Sampark4GenX 2.0 |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 6 days** | Every 6 months |
| Size | 67 MB | 27 MB |
| Requires iOS | 15.6 | **13.0** |
| Devices | iPhone, iPod | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Rapidsoft Technologies Private Limited](https://appshunter.io/developer/379000544) | [GUJ INFO PETRO LIMITED](https://appshunter.io/developer/1842082573) |

## What reviewers say

### Watsoo

[App page](https://appshunter.io/ios/app/watsoo/id6450362159)

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

**In-app purchases:** none


### Sampark4GenX 2.0

[App page](https://appshunter.io/ios/app/sampark4genx-20/id6670312761)

**In-app purchases:** none


## Frequently asked questions

### Is Watsoo free?

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

### Is Sampark4GenX 2.0 free?

Sampark4GenX 2.0 is free to download, with no in-app purchases.

### Do Watsoo or Sampark4GenX 2.0 have ads?

Neither Watsoo nor Sampark4GenX 2.0 shows ads.

### Which is updated more often, Watsoo or Sampark4GenX 2.0?

Watsoo ships an update every 6 days, and Sampark4GenX 2.0 every 6 months. Most recently, Watsoo was updated on September 24, 2026 and Sampark4GenX 2.0 on September 15, 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.*