# Tunnel Wash vs Atlas Engine

The clearest difference is update cadence: Atlas Engine at daily against Tunnel Wash's every 34 months. Tunnel Wash's advantage is iOS requirement (13.0 vs 15.1). 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.

Tunnel Wash ships an update every 34 months, Atlas Engine daily. The most recent releases landed on September 15, 2026 and October 14, 2026 respectively.

## The numbers

| Metric | Tunnel Wash | Atlas Engine |
| --- | --- | --- |
| Price | Free | Free |
| Positive reviews | 21.4% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 34 months | **Daily** |
| Monetization | Free | — |
| Size | 54 MB | 41 MB |
| Requires iOS | **13.0** | 15.1 |
| Devices | iPhone, iPod | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Tunnel Wash Group Limited](https://appshunter.io/developer/1597056316) | [Atlas Engine Limited](https://appshunter.io/developer/1887402830) |

## What reviewers say

### Tunnel Wash

[App page](https://appshunter.io/ios/app/tunnel-wash/id1597056314)

Experience New Zealand's most advanced car wash. Simply drive in and let the automated conveyor system guide you through a thorough cleaning. Enjoy a pristine car with minimal effort.

**Highlights:** Advanced automated car wash, Conveyor system guidance, Relaxing user experience, Nationwide operation, Focus on clean cars

**In-app purchases:** none


### Atlas Engine

[App page](https://appshunter.io/ios/app/atlas-engine/id6761035713)

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

**In-app purchases:** none


## Frequently asked questions

### Is Tunnel Wash free?

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

### Is Atlas Engine free?

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

### Do Tunnel Wash or Atlas Engine have ads?

Neither Tunnel Wash nor Atlas Engine shows ads.

### Which is updated more often, Tunnel Wash or Atlas Engine?

Tunnel Wash ships an update every 34 months, and Atlas Engine daily. Most recently, Tunnel Wash was updated on September 15, 2026 and Atlas Engine 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.*