# 3D Scans vs GRNano

The clearest difference is in-app purchases: GRNano at none against 3D Scans's 3. GRNano also leads on update cadence (daily vs every 32 months) and iOS requirement (15.0 vs 17.0). On price, ads and device support there is nothing between them.

Both are free to download. 3D Scans sells 3 one-off in-app purchases. GRNano asks for nothing beyond the download.

3D Scans ships an update every 32 months, GRNano daily. The most recent releases landed on November 3, 2026 and October 31, 2026 respectively.

## The numbers

| Metric | 3D Scans | GRNano |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | Every 32 months | **Daily** |
| Size | 29 MB | 117 MB |
| Requires iOS | 17.0 | **15.0** |
| Devices | iPhone, iPad | **iPhone, iPad, iPod** |
| Age rating | 9+ | 17+ |
| Developer | [Chengdu zero motion mutual entertainment technology Co., LTD](https://appshunter.io/developer/1506875364) | [上海傅利叶智能科技有限公司](https://appshunter.io/developer/1453844765) |

## What reviewers say

### 3D Scans

[App page](https://appshunter.io/ios/app/3d-scans-lidar/id6451133439)

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 20 | $2.99 | one-time |
| 70 | $6.99 | one-time |
| 180 | $14.99 | one-time |


### GRNano

[App page](https://appshunter.io/ios/app/grnano/id6776491572)

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

**In-app purchases:** none


## Frequently asked questions

### Is 3D Scans free?

3D Scans is free to download, with in-app purchases available.

### Is GRNano free?

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

### Do 3D Scans or GRNano have ads?

Neither 3D Scans nor GRNano shows ads.

### Which is updated more often, 3D Scans or GRNano?

3D Scans ships an update every 32 months, and GRNano daily. Most recently, 3D Scans was updated on November 3, 2026 and GRNano on October 31, 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.*