# WhiizU vs Ossby

The clearest difference is in-app purchases: Ossby at none against WhiizU's 3. Ossby also leads on ads (none vs shown). WhiizU's advantage is update cadence (every 2 months vs every 13 months). On price, device support and iOS requirement there is nothing between them.

Both are free to download. WhiizU sells 3 in-app purchases, starting at $9.99 per month. Ossby asks for nothing beyond the download.

WhiizU ships an update every 2 months, Ossby every 13 months. The most recent releases landed on October 25, 2026 and September 29, 2026 respectively.

## The numbers

| Metric | WhiizU | Ossby |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[1.0 (2 ratings)](https://appshunter.io/ios/app/whiizu/id1459330208/reviews)** | — |
| Number of ratings | **2** | — |
| In-app purchases | Yes | **No** |
| Ads | Yes | **No** |
| Update frequency | **Every 2 months** | Every 13 months |
| Monetization | Free with in-app purchases | — |
| Size | 275 MB | 17 MB |
| Requires iOS | **12.0** | 13.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [TraniVerse Sports Technology Inc.](https://appshunter.io/developer/1876458451) | [Karikrea SL](https://appshunter.io/developer/1670453445) |

## What reviewers say

### WhiizU

[App page](https://appshunter.io/ios/app/whiizu/id1459330208)

Experience immersive indoor cycling with virtual reality routes and real-time global competition. Build custom workouts or follow professional plans to enhance your fitness journey. Earn unique gear and participate in exciting events.

**Highlights:** Real 3D and video routes, Real-time global competition, User-friendly interface, Customizable workouts, Professional training plans, Earnable in-game gear, Official and branded events

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

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 1-month Premium | $9.99 | per month |
| 3-month Premium | $25.49 | per 3 months |
| 1-year Premium | $83.90 | per year |


### Ossby

[App page](https://appshunter.io/ios/app/ossby/id1670453443)

**In-app purchases:** none


## Frequently asked questions

### Is WhiizU free?

WhiizU is free to download, with in-app purchases available.

### Is Ossby free?

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

### Do WhiizU or Ossby have ads?

WhiizU shows ads; Ossby does not.

### Which is updated more often, WhiizU or Ossby?

WhiizU ships an update every 2 months, and Ossby every 13 months. Most recently, WhiizU was updated on October 25, 2026 and Ossby on September 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.*