# Railigent X RMS vs Simple Visualize AI

The clearest difference is in-app purchases: Railigent X RMS at none against Simple Visualize AI's 2. Railigent X RMS also leads on iOS requirement (13.0 vs 15.6). Simple Visualize AI's advantage is update cadence (every 10 days vs every 2 months). On price, ads and device support there is nothing between them.

Both are free to download. Simple Visualize AI sells 2 in-app purchases, starting at $4.99 per month. Railigent X RMS asks for nothing beyond the download.

Railigent X RMS ships an update every 2 months, Simple Visualize AI every 10 days. The most recent releases landed on September 16, 2026 and September 10, 2026 respectively.

## The numbers

| Metric | Railigent X RMS | Simple Visualize AI |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 2 months | **Every 10 days** |
| Size | 216 MB | 99 MB |
| Requires iOS | **13.0** | 15.6 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Siemens AG](https://appshunter.io/developer/394503271) | [YUKI TANAIKE](https://appshunter.io/developer/478558546) |

## What reviewers say

### Railigent X RMS

[App page](https://appshunter.io/ios/app/railigent-x-rms/id6458836399)

**In-app purchases:** none


### Simple Visualize AI

[App page](https://appshunter.io/ios/app/simple-visualize-ai/id6752496130)

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

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| SimpleVisualizeAI Pro(Monthly) | $4.99 | per month |
| SimpleVisualizeAI Pro(Annual) | $44.99 | per year |


## Frequently asked questions

### Is Railigent X RMS free?

Railigent X RMS is free to download, with no in-app purchases.

### Is Simple Visualize AI free?

Simple Visualize AI is free to download, with in-app purchases available.

### Do Railigent X RMS or Simple Visualize AI have ads?

Neither Railigent X RMS nor Simple Visualize AI shows ads.

### Which is updated more often, Railigent X RMS or Simple Visualize AI?

Railigent X RMS ships an update every 2 months, and Simple Visualize AI every 10 days. Most recently, Railigent X RMS was updated on September 16, 2026 and Simple Visualize AI on September 10, 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.*