# Rail vs JA999A

The clearest difference is in-app purchases: Rail at none against JA999A's 2. On price, update cadence, ads and device support there is nothing between them.

Both are free to download. JA999A sells 2 in-app purchases, starting at $3.99 per month. Rail asks for nothing beyond the download.

Rail ships an update monthly, JA999A every 3 weeks. The most recent releases landed on November 6, 2026 and October 30, 2026 respectively.

## The numbers

| Metric | Rail | JA999A |
| --- | --- | --- |
| Price | Free | Free |
| Positive reviews | 25.0% of reviews | — |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Monthly | **Every 3 weeks** |
| Monetization | Free | — |
| Size | 60 MB | 211 MB |
| Requires iOS | **15.0** | 15.5 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 17+ | 4+ |
| Developer | [SEKISUI KINZOKU CO., LTD](https://appshunter.io/developer/1343709801) | [LieuGiai](https://appshunter.io/developer/1856222292) |

## What reviewers say

### Rail

[App page](https://appshunter.io/ios/app/rail-navi/id1459494775)

This app connects railway enthusiasts worldwide to share their passion for model trains, photography, and travel. Users can upload and organize their model collections, document alterations, showcase dioramas, and share railway photos. It aims to foster a community for hobbyists to learn from each other and discover new aspects of the railway world.

**Highlights:** Model Collections, Model Alterations Log, Diorama Showcase, Railway Photo Library, Content Upload and Sharing, Community Interaction

**In-app purchases:** none


### JA999A

[App page](https://appshunter.io/ios/app/ja999a/id6755772920)

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

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| JA999A Premium | $3.99 | per month |
| JA999A Premium Annual | $44.99 | per year |


## Frequently asked questions

### Is Rail free?

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

### Is JA999A free?

JA999A is free to download, with in-app purchases available.

### Do Rail or JA999A have ads?

Neither Rail nor JA999A shows ads.

### Which is updated more often, Rail or JA999A?

Rail ships an update monthly, and JA999A every 3 weeks. Most recently, Rail was updated on November 6, 2026 and JA999A 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.*