# xPrimo vs Sfidoo

The clearest difference is iOS requirement: xPrimo at 18.1 against Sfidoo's 26.0. On price, update cadence, ads and in-app purchases there is nothing between them.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

xPrimo ships an update every 2 months, Sfidoo every 5 weeks. The most recent releases landed on October 7, 2026 and October 14, 2026 respectively.

## The numbers

| Metric | xPrimo | Sfidoo |
| --- | --- | --- |
| Price | Free | Free |
| Positive reviews | 25.0% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 2 months | **Every 5 weeks** |
| Monetization | Free | — |
| Size | 7 MB | 2 MB |
| Requires iOS | **18.1** | 26.0 |
| Devices | iPhone | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [Riccardo Gialletti](https://appshunter.io/developer/1549750111) | [Giovanni Zicarelli](https://appshunter.io/developer/1588682540) |

## What reviewers say

### xPrimo

[App page](https://appshunter.io/ios/app/xprimo/id1079995140)

Book your favorite sports and leisure activities first. This platform helps you secure spots for various events and pastimes. Visit the official website for more information.

**Highlights:** Book sports activities, Reserve leisure time, Early reservation system, Event and pastime booking

**In-app purchases:** none


### Sfidoo

[App page](https://appshunter.io/ios/app/sfidoo/id6759904178)

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

**In-app purchases:** none


## Frequently asked questions

### Is xPrimo free?

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

### Is Sfidoo free?

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

### Do xPrimo or Sfidoo have ads?

Neither xPrimo nor Sfidoo shows ads.

### Which is updated more often, xPrimo or Sfidoo?

xPrimo ships an update every 2 months, and Sfidoo every 5 weeks. Most recently, xPrimo was updated on October 7, 2026 and Sfidoo on October 14, 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.*