# JMStudio vs WristKeys

The clearest difference is in-app purchases: JMStudio at none against WristKeys's 1. JMStudio also leads on iOS requirement (15.0 vs 26.0). WristKeys's advantage is update cadence (weekly vs every 2 months). On price, ads and device support there is nothing between them.

Both are free to download. WristKeys sells 1 one-off in-app purchase. JMStudio asks for nothing beyond the download.

JMStudio ships an update every 2 months, WristKeys weekly. The most recent releases landed on October 6, 2026 and September 25, 2026 respectively.

## The numbers

| Metric | JMStudio | WristKeys |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[1.8 (25 ratings)](https://appshunter.io/ios/app/jmstudio/id6448431905/reviews)** | — |
| Number of ratings | **25** | — |
| Positive reviews | 5.3% of reviews | — |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 2 months | **Weekly** |
| Monetization | Free | — |
| Size | 39 MB | 39 MB |
| Requires iOS | **15.0** | 26.0 |
| Devices | iPhone, iPod | **iPhone, iPad, Apple Watch** |
| Age rating | 17+ | 4+ |
| Developer | [Shenzhen Jimuyida Science Technology Co., Ltd.](https://appshunter.io/developer/1299583300) | [Takashi Arai](https://appshunter.io/developer/1896489498) |

## What reviewers say

### 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


### WristKeys

[App page](https://appshunter.io/ios/app/wristkeys/id6806769987)

**Features:** macOS Compatibility, Apple Watch app, Vision Pro support

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| WristKeys Pro | $4.99 | one-time |


## Frequently asked questions

### Is JMStudio free?

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

### Is WristKeys free?

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

### Do JMStudio or WristKeys have ads?

Neither JMStudio nor WristKeys shows ads.

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

JMStudio ships an update every 2 months, and WristKeys weekly. Most recently, JMStudio was updated on October 6, 2026 and WristKeys on September 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.*