# Viadi Zero vs SwissTrains

The clearest difference is review sentiment: SwissTrains at 100% against Viadi Zero's 33%. Viadi Zero's advantage is in-app purchases (none vs 3) and update cadence (every 2 months vs every 12 months). On price, ads, monetization model and device support there is nothing between them.

Both are free to download. SwissTrains sells 3 one-off in-app purchases. Viadi Zero asks for nothing beyond the download.

Viadi Zero ships an update every 2 months, SwissTrains every 12 months. The most recent releases landed on October 14, 2026 and October 11, 2026 respectively.

## The numbers

| Metric | Viadi Zero | SwissTrains |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[4.1 (10 ratings)](https://appshunter.io/ios/app/swisstrains/id1082268129/reviews)** |
| Number of ratings | — | **10** |
| Positive reviews | 33.3% of reviews | **100.0% of reviews** |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | **Every 2 months** | Every 12 months |
| Monetization | Free | Free |
| Size | 187 MB | 68 MB |
| Requires iOS | **11.0** | 12.0 |
| Devices | iPhone, iPod | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Ubique Innovation AG](https://appshunter.io/developer/404813835) | [M23 Solutions GmbH](https://appshunter.io/developer/997113036) |

## What reviewers say

### Viadi Zero

[App page](https://appshunter.io/ios/app/viadi-zero/id943870948)

This app learns your travel habits to suggest the fastest public transport connections without any input. It features a live map of all public transport vehicles in Switzerland and helps you find available shared vehicles.

**Highlights:** Zero-click timetable suggestions, Live map of public transport, Real-time vehicle locations, Shared mobility (Mobility, PubliBike) integration, Connection finder for public transport, bikes, and cars, Push notifications for journey disruptions, Boat filter for travel options

**Features:** Vision Pro support

**In-app purchases:** none


### SwissTrains

[App page](https://appshunter.io/ios/app/swisstrains/id1082268129)

Explore the intricate Swiss Railways Network with real-time train tracking and detailed station information. Visualize the entire network in 3D, jump forward in time to preview traffic, and accelerate animations to experience the system's efficiency.

**Highlights:** Real-time train tracking, Detailed station information, 3D network visualization, Time jump and preview, Accelerated traffic animation, Official data integration

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

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Support Further Development | $2.99 | one-time |
| Support Further Development | $4.99 | one-time |
| Support Further Development | $9.99 | one-time |


## Frequently asked questions

### Is Viadi Zero free?

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

### Is SwissTrains free?

SwissTrains is free to download, with in-app purchases available.

### Do Viadi Zero or SwissTrains have ads?

Neither Viadi Zero nor SwissTrains shows ads.

### Which is updated more often, Viadi Zero or SwissTrains?

Viadi Zero ships an update every 2 months, and SwissTrains every 12 months. Most recently, Viadi Zero was updated on October 14, 2026 and SwissTrains on October 11, 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.*