# RailChecker vs Aubin

The clearest difference is review sentiment: Aubin at 100% against RailChecker's 0%. Aubin also leads on in-app purchases (none vs 1) and ads (none vs shown). On price, device support and iOS requirement there is nothing between them.

Both are free to download. RailChecker sells 1 in-app purchase, starting at $1.99 per month. Aubin asks for nothing beyond the download.

RailChecker ships an update every 2 months, Aubin every 3 weeks. The most recent releases landed on September 19, 2026 and September 16, 2026 respectively.

## The numbers

| Metric | RailChecker | Aubin |
| --- | --- | --- |
| Price | Free | Free |
| Positive reviews | 0.0% of reviews | **100.0% of reviews** |
| In-app purchases | Yes | **No** |
| Ads | Yes | **No** |
| Update frequency | Every 2 months | **Every 3 weeks** |
| Monetization | Free with in-app purchases | **Free** |
| Size | 33 MB | 63 MB |
| Requires iOS | **13.4** | 14.0 |
| Devices | iPhone, iPod | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Robert Topolowski](https://appshunter.io/developer/1684278436) | [Aubin MaaS Limited](https://appshunter.io/developer/1854048621) |

## What reviewers say

### RailChecker

[App page](https://appshunter.io/ios/app/railchecker/id6448295769)

Get real-time train information including times, lengths, and crowding. Plan your journeys easily and receive instant updates on delays and disruptions. Pin your frequent stations and services for quick access to departure boards and service details.

**Highlights:** Live train times, Train crowding information, Journey planning, Delay and disruption alerts, Pinning favorite stations/trains, Real-time service updates

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Monthly subscription | $1.99 | per month |


### Aubin

[App page](https://appshunter.io/ios/app/aubin/id6504335952)

This app assists autistic and neurodivergent individuals with planning and navigating their journeys. It provides tools to make travel more accessible and less stressful.

**Highlights:** Journey planning, Travel assistance, Neurodivergent support, Accessible travel tools

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

**In-app purchases:** none


## Frequently asked questions

### Is RailChecker free?

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

### Is Aubin free?

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

### Do RailChecker or Aubin have ads?

RailChecker shows ads; Aubin does not.

### Which is updated more often, RailChecker or Aubin?

RailChecker ships an update every 2 months, and Aubin every 3 weeks. Most recently, RailChecker was updated on September 19, 2026 and Aubin on September 16, 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.*