# Carnets vs SensorStream, powered by ROS 2

The clearest difference is review sentiment: Carnets at 78% against SensorStream, powered by ROS 2's 0%. Carnets also leads on rating (4.6 vs 3.0) and ratings volume (321 vs 1). SensorStream, powered by ROS 2's advantage is update cadence (every 5 days vs monthly). On price, ads, in-app purchases and monetization model there is nothing between them.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

Carnets holds the better App Store score, 4.6 against 3.0. That said, the two scores are not equally well evidenced: Carnets has 321 ratings behind it against 1, so its average is the more settled of the two. Written reviews point the same way: 78% of Carnets's written reviews are positive against 0% of SensorStream, powered by ROS 2's.

Carnets ships an update monthly, SensorStream, powered by ROS 2 every 5 days. Both last shipped on October 25, 2026.

## The numbers

| Metric | Carnets | SensorStream, powered by ROS 2 |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.6 (321 ratings)](https://appshunter.io/ios/app/carnets-jupyter/id1450994949/reviews)** | [3.0 (1 ratings)](https://appshunter.io/ios/app/sensorstream-powered-by-ros-2/id6764622202/reviews) |
| Number of ratings | **321** | 1 |
| Positive reviews | **78.4% of reviews** | 0.0% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Monthly | **Every 5 days** |
| Monetization | Free | Free |
| Best chart rank | **#54** | — |
| Size | 1.4 GB | 12 MB |
| Requires iOS | **14.0** | 15.4 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 17+ | 4+ |
| Developer | [Nicolas Holzschuch](https://appshunter.io/developer/1450994948) | [Martijn Habers](https://appshunter.io/developer/1895853530) |

## What reviewers say

### Carnets

[App page](https://appshunter.io/ios/app/carnets-jupyter/id1450994949)

**Currently charting:** #54 Top Free · Developer Tools (US App Store)

This app offers a standalone Jupyter notebook environment for creating and running code snippets, combining them with text and Markdown. It includes pre-installed scientific packages and allows for offline use, making it ideal for education and research.

**Highlights:** Standalone Jupyter notebook implementation, Embedded Python interpreter, Offline functionality, Pre-installed scientific packages, Supports Jupyterlab, Package installation via %pip, Notebook sharing and opening

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

**In-app purchases:** none

**What reviewers like**

- 🚀 Excellent app for coding on iPad
- 👍 Convenient for learning and coding on the go
- 🚀 Works just like Jupyter Notebook on desktop
- 👍 Helpful for self-learning Python
- 👍 Useful for data science and machine learning

**What reviewers complain about**

- 🐛 Bugs and stability issues
- 🔋 Battery drain and overheating
- 🔒 Unauthorized access to photo library
- 🐛 Issues with importing certain libraries like SciPy and Scikit-learn

**Reported bugs**

- Crashes and freezes
- Issues with saving and loading notebooks
- Problems with running scripts and notebooks
- Incompatibility with newer iOS versions

**Requested features**

- Add support for SciPy, Scikit-learn, and other scientific computing libraries
- Improve file management and integration with cloud storage services
- Implement split-screen or multi-window support
- Add more keyboard shortcuts and customization options
- Improve error handling and provide more detailed error messages


### 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 Carnets free?

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

### 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, Carnets or SensorStream, powered by ROS 2?

Carnets is rated higher. Carnets averages 4.6 out of 5 from 321 ratings, while SensorStream, powered by ROS 2 averages 3.0 from 1 ratings.

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

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

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

Carnets ships an update monthly, and SensorStream, powered by ROS 2 every 5 days. Most recently, Carnets was updated on October 25, 2026 and SensorStream, powered by ROS 2 on October 25, 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.*