# Green Shuttle vs CabZero

The clearest difference is update cadence: CabZero at monthly against Green Shuttle's every 2 months. Green Shuttle's advantage is iOS requirement (13.4 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.

Green Shuttle ships an update every 2 months, CabZero monthly. The most recent releases landed on October 4, 2026 and September 19, 2026 respectively.

## The numbers

| Metric | Green Shuttle | CabZero |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (1 ratings)](https://appshunter.io/ios/app/green-shuttle/id1518714472/reviews)** | — |
| Number of ratings | **1** | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 2 months | **Monthly** |
| Monetization | Free | — |
| Size | 24 MB | 47 MB |
| Requires iOS | **13.4** | 15.1 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Booking Tool, LLC](https://appshunter.io/developer/790082627) | [Zeno Nigeria Limited](https://appshunter.io/developer/1449074926) |

## What reviewers say

### Green Shuttle

[App page](https://appshunter.io/ios/app/green-shuttle/id1518714472)

Offers a personal, door-to-door car service for convenient travel to various destinations, including airports and train stations. An upgraded luxury vehicle option is available for a more comfortable ride.

**Highlights:** Personal door-to-door car service, Airport transfers (Logan, TF Green), Train station transfers (Providence Amtrak), Emerald Class luxury vehicle option, Mercedes R-Class vehicles

**Features:** macOS Compatibility

**In-app purchases:** none


### CabZero

[App page](https://appshunter.io/ios/app/cabzero/id6740871896)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Green Shuttle free?

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

### Is CabZero free?

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

### Do Green Shuttle or CabZero have ads?

Neither Green Shuttle nor CabZero shows ads.

### Which is updated more often, Green Shuttle or CabZero?

Green Shuttle ships an update every 2 months, and CabZero monthly. Most recently, Green Shuttle was updated on October 4, 2026 and CabZero on September 19, 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.*