# ARMOR vs Sidecar ML

The clearest difference is in-app purchases: Sidecar ML at none against ARMOR's 3. ARMOR's advantage is update cadence (every 2 weeks vs monthly) and device support (3 vs 1). On price and ads there is nothing between them.

Both are free to download. ARMOR sells 3 in-app purchases, starting at $4.99 per month. Sidecar ML asks for nothing beyond the download.

ARMOR ships an update every 2 weeks, Sidecar ML monthly. The most recent releases landed on October 31, 2026 and October 29, 2026 respectively.

## The numbers

| Metric | ARMOR | Sidecar ML |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (2 ratings)](https://appshunter.io/ios/app/armor-urdf-and-robot-simulator/id6755694245/reviews)** | — |
| Number of ratings | **2** | — |
| Positive reviews | 100.0% of reviews | — |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | **Every 2 weeks** | Monthly |
| Monetization | Free with in-app purchases | — |
| Size | 36 MB | 4 MB |
| Requires iOS | **18.0** | 26.0 |
| Devices | **iPhone, iPad, Mac** | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [Eliott Radcliffe](https://appshunter.io/developer/1477487767) | [Anders Fog Bunzel](https://appshunter.io/developer/1850326207) |

## What reviewers say

### ARMOR

[App page](https://appshunter.io/ios/app/armor-urdf-and-robot-simulator/id6755694245)

Simulate robot dynamics with a powerful physics engine and visualize them in augmented reality. Load and inspect URDF robot files, edit them, and export for further development. Ideal for engineers, students, and researchers working with robotics.

**Highlights:** MuJoCo physics engine, Advanced URDF viewer, Built-in editor and export, Humanoid and spatial robot visualization, Robot arm kinematics, Augmented Reality (AR) integration, ROS workflow integration

**Features:** Vision Pro support

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Premium Monthly | $4.99 | per month |
| Premium Yearly | $49.99 | per year |
| Premium Lifetime | $99.99 | one-time |


### Sidecar ML

[App page](https://appshunter.io/ios/app/sidecar-ml/id6793297547)

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

**In-app purchases:** none


## Frequently asked questions

### Is ARMOR free?

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

### Is Sidecar ML free?

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

### Do ARMOR or Sidecar ML have ads?

Neither ARMOR nor Sidecar ML shows ads.

### Which is updated more often, ARMOR or Sidecar ML?

ARMOR ships an update every 2 weeks, and Sidecar ML monthly. Most recently, ARMOR was updated on October 31, 2026 and Sidecar ML on October 29, 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.*