# QMK vs 3D Spatial Imaging

The clearest difference is iOS requirement: QMK at 13.0 against 3D Spatial Imaging's 17.0. On price, update cadence, ads and in-app purchases there is nothing between them.

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

QMK ships an update fortnightly, 3D Spatial Imaging every 11 days. The most recent releases landed on September 14, 2026 and September 17, 2026 respectively.

## The numbers

| Metric | QMK | 3D Spatial Imaging |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Fortnightly | **Every 11 days** |
| Size | 81 MB | 47 MB |
| Requires iOS | **13.0** | 17.0 |
| Devices | iPhone, iPod | **iPhone, iPad, Mac** |
| Age rating | 4+ | 4+ |
| Developer | [容圆科技](https://appshunter.io/developer/1563355159) | [文德 黎](https://appshunter.io/developer/1694930407) |

## What reviewers say

### QMK

[App page](https://appshunter.io/ios/app/qmk/id6743073439)

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

**In-app purchases:** none


### 3D Spatial Imaging

[App page](https://appshunter.io/ios/app/3d-spatial-imaging/id6754584449)

**In-app purchases:** none


## Frequently asked questions

### Is QMK free?

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

### Is 3D Spatial Imaging free?

3D Spatial Imaging is free to download, with no in-app purchases.

### Do QMK or 3D Spatial Imaging have ads?

Neither QMK nor 3D Spatial Imaging shows ads.

### Which is updated more often, QMK or 3D Spatial Imaging?

QMK ships an update fortnightly, and 3D Spatial Imaging every 11 days. Most recently, QMK was updated on September 14, 2026 and 3D Spatial Imaging on September 17, 2026.

---

*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*