# ARMOR vs SensorStream, powered by ROS 2

The clearest difference is review sentiment: ARMOR at 100% against SensorStream, powered by ROS 2's 0%. ARMOR also leads on rating (5.0 vs 3.0). SensorStream, powered by ROS 2's advantage is in-app purchases (none vs 3) and update cadence (every 5 days vs every 2 weeks). On price, ratings volume, ads and device support there is nothing between them.

Both are free to download. ARMOR sells 3 in-app purchases, starting at $4.99 per month. SensorStream, powered by ROS 2 asks for nothing beyond the download.

ARMOR holds the better App Store score, 5.0 against 3.0. Both are backed by a comparable volume of ratings — 1 and 1 respectively. Written reviews point the same way: 100% of ARMOR's written reviews are positive against 0% of SensorStream, powered by ROS 2's.

ARMOR ships an update every 2 weeks, SensorStream, powered by ROS 2 every 5 days. Both last shipped on October 11, 2026.

## The numbers

| Metric | ARMOR | SensorStream, powered by ROS 2 |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (1 ratings)](https://appshunter.io/ios/app/armor-urdf-and-robot-simulator/id6755694245/reviews)** | [3.0 (1 ratings)](https://appshunter.io/ios/app/sensorstream-powered-by-ros-2/id6764622202/reviews) |
| Number of ratings | 1 | 1 |
| Positive reviews | **100.0% of reviews** | 0.0% of reviews |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | Every 2 weeks | **Every 5 days** |
| Monetization | Free with in-app purchases | **Free** |
| Size | 36 MB | 12 MB |
| Requires iOS | 18.0 | **15.4** |
| Devices | iPhone, iPad, Mac | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Eliott Radcliffe](https://appshunter.io/developer/1477487767) | [Martijn Habers](https://appshunter.io/developer/1895853530) |

## 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 |


### SensorStream, powered by ROS 2

[App page](https://appshunter.io/ios/app/sensorstream-powered-by-ros-2/id6764622202)

This app transforms your iPhone into a powerful sensor platform, streaming LiDAR depth, RGB camera, IMU, and GPS data to your computer. It's designed for robotics development and research, offering both Wi-Fi and USB connection options for seamless integration with ROS 2.

**Highlights:** LiDAR depth streaming, RGB camera feed, IMU data (accelerometer, gyroscope), GPS location data, Wi-Fi and USB transport options, ROS 2 integration

**In-app purchases:** none


## Frequently asked questions

### Is ARMOR free?

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

### Is SensorStream, powered by ROS 2 free?

SensorStream, powered by ROS 2 is free to download, with no in-app purchases.

### Which has better reviews, ARMOR or SensorStream, powered by ROS 2?

ARMOR is rated higher. ARMOR averages 5.0 out of 5 from 1 ratings, while SensorStream, powered by ROS 2 averages 3.0 from 1 ratings.

### Do ARMOR or SensorStream, powered by ROS 2 have ads?

Neither ARMOR nor SensorStream, powered by ROS 2 shows ads.

### Which is updated more often, ARMOR or SensorStream, powered by ROS 2?

ARMOR ships an update every 2 weeks, and SensorStream, powered by ROS 2 every 5 days. Most recently, ARMOR was updated on October 11, 2026 and SensorStream, powered by ROS 2 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.*