# Mainline vs ZU ZU

The clearest difference is update cadence: Mainline at every 6 weeks against ZU ZU's every 5 months. 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.

Mainline ships an update every 6 weeks, ZU ZU every 5 months. The most recent releases landed on November 1, 2026 and October 30, 2026 respectively.

## The numbers

| Metric | Mainline | ZU ZU |
| --- | --- | --- |
| Price | Free | Free |
| Positive reviews | 14.3% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 6 weeks** | Every 5 months |
| Monetization | Free | — |
| Size | 161 MB | 57 MB |
| Requires iOS | 15.0 | **14** |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Mainline Private Hire Ltd](https://appshunter.io/developer/1275578161) | [Zarif Yusupov](https://appshunter.io/developer/1836130315) |

## What reviewers say

### Mainline

[App page](https://appshunter.io/ios/app/mainline/id742022502)

This app allows users to book and track private hire taxis in Salford. It offers priority booking status, real-time vehicle tracking, and multiple payment options for a convenient travel experience.

**Highlights:** Order a taxi, Cancel a booking, Track vehicle on map, Real-time notifications, Pay by cash or card, Schedule exact pick-up times, Store favorite locations

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

**In-app purchases:** none


### ZU ZU

[App page](https://appshunter.io/ios/app/zu-zu/id6751640013)

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

**In-app purchases:** none


## Frequently asked questions

### Is Mainline free?

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

### Is ZU ZU free?

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

### Do Mainline or ZU ZU have ads?

Neither Mainline nor ZU ZU shows ads.

### Which is updated more often, Mainline or ZU ZU?

Mainline ships an update every 6 weeks, and ZU ZU every 5 months. Most recently, Mainline was updated on November 1, 2026 and ZU ZU on October 30, 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.*