# Sci vs Stunt Extreme 3D

The clearest difference is in-app purchases: Sci at none against Stunt Extreme 3D's 15. Stunt Extreme 3D's advantage is update cadence (monthly vs every 58 months). On price, ads, device support and iOS requirement there is nothing between them.

Both are free to download. Stunt Extreme 3D sells 15 in-app purchases, starting at $2.99 per 7 days. Sci asks for nothing beyond the download.

Sci ships an update every 58 months, Stunt Extreme 3D monthly. The most recent releases landed on October 27, 2026 and October 14, 2026 respectively.

## The numbers

| Metric | Sci | Stunt Extreme 3D |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 58 months | **Monthly** |
| Size | 41 MB | 217 MB |
| Requires iOS | **11.0** | 12.0 |
| Devices | iPhone, iPad, iPod, Apple TV | **iPhone, iPad, iPod, Mac, Apple TV** |
| Age rating | 12+ | 4+ |
| Developer | [Marek Skreko](https://appshunter.io/developer/1558127762) | [Game Bee Studio](https://appshunter.io/developer/1481765962) |

## What reviewers say

### Sci

[App page](https://appshunter.io/ios/app/sci-fi-platformer/id1558127760)

**Features:** macOS Compatibility

**In-app purchases:** none


### Stunt Extreme 3D

[App page](https://appshunter.io/ios/app/stunt-extreme-3d/id1665512677)

**Features:** Family Sharing, Vision Pro support

**In-app purchases (15)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Weekly Subscription 90 % off | $2.99 | per 7 days |
| Monthly Subscription | $4.99 | per month |
| Weekly Subscription 50% off | $4.99 | per 7 days |
| Weekly Subscription | $9.99 | per 7 days |
| Quarterly Subscription | $9.99 | per 3 months |
| Annual Subsription | $19.99 | per year |
| Get Full Game Unlocked | $1.99 | one-time |
| WorldTour | $1.99 | one-time |
| New Bike 1 | $1.99 | one-time |
| Max | $1.99 | one-time |
| NewBike5 | $1.99 | one-time |
| Coins_5000 | $4.99 | one-time |
| Unlock All Bikes | $6.99 | one-time |
| One Time Offer | $8.99 | one-time |
| Premium Pass | $10.99 | one-time |


## Frequently asked questions

### Is Sci free?

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

### Is Stunt Extreme 3D free?

Stunt Extreme 3D is free to download, with in-app purchases available.

### Do Sci or Stunt Extreme 3D have ads?

Neither Sci nor Stunt Extreme 3D shows ads.

### Which is updated more often, Sci or Stunt Extreme 3D?

Sci ships an update every 58 months, and Stunt Extreme 3D monthly. Most recently, Sci was updated on October 27, 2026 and Stunt Extreme 3D on October 14, 2026.

---

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