# Impossible Sky Bus Trailer 3D vs US Public Bus Simulator Driver

The clearest difference is rating: US Public Bus Simulator Driver at 5.0 against Impossible Sky Bus Trailer 3D's 4.4. US Public Bus Simulator Driver also leads on in-app purchases (none vs 2) and update cadence (every 14 months vs every 29 months). Impossible Sky Bus Trailer 3D's advantage is ratings volume (10 vs 2). On price, ads and device support there is nothing between them.

Both are free to download. Impossible Sky Bus Trailer 3D sells 2 one-off in-app purchases. US Public Bus Simulator Driver asks for nothing beyond the download.

US Public Bus Simulator Driver holds the better App Store score, 5.0 against 4.4. That said, the two scores are not equally well evidenced: Impossible Sky Bus Trailer 3D has 10 ratings behind it against 2, so its average is the more settled of the two.

Impossible Sky Bus Trailer 3D ships an update every 29 months, US Public Bus Simulator Driver every 14 months. Both last shipped on November 3, 2026.

## The numbers

| Metric | Impossible Sky Bus Trailer 3D | US Public Bus Simulator Driver |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [4.4 (10 ratings)](https://appshunter.io/ios/app/impossible-sky-bus-trailer-3d/id1577094464/reviews) | **[5.0 (2 ratings)](https://appshunter.io/ios/app/us-public-bus-simulator-driver/id6463722517/reviews)** |
| Number of ratings | **10** | 2 |
| Positive reviews | — | 0.0% of reviews |
| In-app purchases | Yes | **No** |
| Ads | Yes | Yes |
| Update frequency | Every 29 months | **Every 14 months** |
| Monetization | Free with in-app purchases | **Ad-supported** |
| Size | 164 MB | 473 MB |
| Requires iOS | 15.0 | **13.0** |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 9+ |
| Developer | [Sagar Daingade](https://appshunter.io/developer/1460267527) | [MASH Entertainment](https://appshunter.io/developer/1272624898) |

## What reviewers say

### Impossible Sky Bus Trailer 3D

[App page](https://appshunter.io/ios/app/impossible-sky-bus-trailer-3d/id1577094464)

Experience a unique bus driving simulation on challenging, sky-high tracks. Perform mid-air stunts and navigate dangerous roads while ensuring passenger safety and reaching your destination on time. This game offers realistic physics and thrilling gameplay for professional drivers.

**Highlights:** Impossible track bus driving, Mid-air stunts and sky-high driving, Realistic bus simulator physics, Challenging and dangerous tracks, Unique sound effects, Offline play

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

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Unlock All Levels | $0.99 | one-time |
| Remove Ads | $1.99 | one-time |


### US Public Bus Simulator Driver

[App page](https://appshunter.io/ios/app/us-public-bus-simulator-driver/id6463722517)

Experience realistic bus driving and parking in a bustling city. Pick up and drop off passengers on time while obeying traffic rules. Enjoy multiple levels and customizable buses in this immersive simulation.

**Highlights:** Multiple pick up and drop off levels, Fully modeled 3D environments and buses, Different control options, Interior and exterior views, Realistic physics and sound effects, Offline play, Bus modifications

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

**In-app purchases:** none


## Frequently asked questions

### Is Impossible Sky Bus Trailer 3D free?

Impossible Sky Bus Trailer 3D is free to download, with in-app purchases available.

### Is US Public Bus Simulator Driver free?

US Public Bus Simulator Driver is free to download, with no in-app purchases.

### Which has better reviews, Impossible Sky Bus Trailer 3D or US Public Bus Simulator Driver?

US Public Bus Simulator Driver is rated higher. Impossible Sky Bus Trailer 3D averages 4.4 out of 5 from 10 ratings, while US Public Bus Simulator Driver averages 5.0 from 2 ratings.

### Do Impossible Sky Bus Trailer 3D or US Public Bus Simulator Driver have ads?

Both Impossible Sky Bus Trailer 3D and US Public Bus Simulator Driver show ads.

### Which is updated more often, Impossible Sky Bus Trailer 3D or US Public Bus Simulator Driver?

Impossible Sky Bus Trailer 3D ships an update every 29 months, and US Public Bus Simulator Driver every 14 months. Most recently, Impossible Sky Bus Trailer 3D was updated on November 3, 2026 and US Public Bus Simulator Driver on November 3, 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.*