# Stray Scanner vs Weights & Biases

The clearest difference is rating: Stray Scanner at 5.0 against Weights & Biases's 4.1. Weights & Biases's advantage is update cadence (weekly vs every 6 months). On price, review sentiment, ratings volume and ads there is nothing between them.

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

Stray Scanner holds the better App Store score, 5.0 against 4.1. Both are backed by a comparable volume of ratings — 6 and 14 respectively. Written reviews complicate that: 75% of Stray Scanner's written reviews are positive against 77% of Weights & Biases's, so the app with the better star average is not the one people write more warmly about.

Stray Scanner ships an update every 6 months, Weights & Biases weekly. The most recent releases landed on November 7, 2026 and November 9, 2026 respectively.

## The numbers

| Metric | Stray Scanner | Weights & Biases |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (6 ratings)](https://appshunter.io/ios/app/stray-scanner/id1557051662/reviews)** | [4.1 (14 ratings)](https://appshunter.io/ios/app/weights-and-biases/id6755162576/reviews) |
| Number of ratings | 6 | **14** |
| Positive reviews | 75.0% of reviews | **76.9% of reviews** |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 6 months | **Weekly** |
| Monetization | Free | Free |
| Size | 1 MB | 49 MB |
| Requires iOS | 18.6 | **18.0** |
| Devices | iPhone | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [Kenneth Blomqvist](https://appshunter.io/developer/1557051664) | [Weights and Biases](https://appshunter.io/developer/1852334234) |

## What reviewers say

### Stray Scanner

[App page](https://appshunter.io/ios/app/stray-scanner/id1557051662)

Capture color, depth, and IMU data using your device's LiDAR sensor. Export these datasets to your computer for machine learning and dense mapping projects. Streamline the process of collecting RGB-D data without complex calibration.

**Highlights:** Record color images, Capture depth frames, Export IMU measurements, Estimate camera position, Access camera calibration matrix, Transfer datasets to desktop

**In-app purchases:** none


### Weights & Biases

[App page](https://appshunter.io/ios/app/weights-and-biases/id6755162576)

Monitor machine learning experiments in real time from your mobile device. Get notified about important events like run completion or metric changes. Quickly review results and track key performance indicators for your training runs.

**Highlights:** Monitor live and completed runs, View training curves, Track loss, accuracy, and custom metrics, Receive run completion notifications, Get alerted on key metric changes, Sanity-check results quickly

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

**In-app purchases:** none


## Frequently asked questions

### Is Stray Scanner free?

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

### Is Weights & Biases free?

Weights & Biases is free to download, with no in-app purchases.

### Which has better reviews, Stray Scanner or Weights & Biases?

Stray Scanner is rated higher. Stray Scanner averages 5.0 out of 5 from 6 ratings, while Weights & Biases averages 4.1 from 14 ratings.

### Do Stray Scanner or Weights & Biases have ads?

Neither Stray Scanner nor Weights & Biases shows ads.

### Which is updated more often, Stray Scanner or Weights & Biases?

Stray Scanner ships an update every 6 months, and Weights & Biases weekly. Most recently, Stray Scanner was updated on November 7, 2026 and Weights & Biases on November 9, 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.*