# Structure vs JMStudio

The clearest difference is review sentiment: Structure at 50% against JMStudio's 5%. Structure also leads on rating (3.1 vs 1.8) and iOS requirement (13.0 vs 15.0). On price, ratings volume, update cadence 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.

Structure holds the better App Store score, 3.1 against 1.8. Both are backed by a comparable volume of ratings — 15 and 25 respectively. Written reviews point the same way: 50% of Structure's written reviews are positive against 5% of JMStudio's.

Both ship on a similar rhythm, roughly every 2 months. The most recent releases landed on August 20, 2026 and July 16, 2026 respectively.

## The numbers

| Metric | Structure | JMStudio |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[3.1 (15 ratings)](https://appshunter.io/ios/app/structure/id570447097/reviews)** | [1.8 (25 ratings)](https://appshunter.io/ios/app/jmstudio/id6448431905/reviews) |
| Number of ratings | 15 | **25** |
| Positive reviews | **50.0% of reviews** | 5.3% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 2 months | Every 2 months |
| Monetization | Free | Free |
| Size | 19 MB | 39 MB |
| Requires iOS | **13.0** | 15.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | 4+ | 17+ |
| Developer | [XRPro, LLC](https://appshunter.io/developer/1642756687) | [Shenzhen Jimuyida Science Technology Co., Ltd.](https://appshunter.io/developer/1299583300) |

## What reviewers say

### Structure

[App page](https://appshunter.io/ios/app/structure/id570447097)

This app is a companion for a 3D scanning accessory, enabling iOS devices to capture the world in three dimensions. It allows users to view live 3D measurements, overlay depth and color data, and stream 3D data to a computer. The app also facilitates firmware updates and battery level checks for the accessory.

**Highlights:** Live 3D distance measurements, Overlay 3D depth and color, Live 3D stream uplink via WiFi, Structure Sensor firmware updates, Structure Sensor battery level check

**In-app purchases:** none


### JMStudio

[App page](https://appshunter.io/ios/app/jmstudio/id6448431905)

This app facilitates 3D data acquisition using compatible 3D scanning devices. It allows real-time preview of scanning status, control over the scanning process, and easy management and export of captured data to a desktop application for further processing.

**Highlights:** Real-time 3D data preview, Start/stop scanning control, Device binding and calibration, Scan data management and export, In-app user manual

**In-app purchases:** none


## Frequently asked questions

### Is Structure free?

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

### Is JMStudio free?

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

### Which has better reviews, Structure or JMStudio?

Structure is rated higher. Structure averages 3.1 out of 5 from 15 ratings, while JMStudio averages 1.8 from 25 ratings.

### Do Structure or JMStudio have ads?

Neither Structure nor JMStudio shows ads.

### Which is updated more often, Structure or JMStudio?

Structure ships an update every 2 months, and JMStudio every 2 months. Most recently, Structure was updated on August 20, 2026 and JMStudio on July 16, 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.*