# OpticALLY 3D Scan vs Buddy AI Assistant

The clearest difference is price: OpticALLY 3D Scan at Free against Buddy AI Assistant's $0.99. Buddy AI Assistant's advantage is in-app purchases (none vs 2) and update cadence (every 5 days vs every 4 months). On ads, device support and iOS requirement there is nothing between them.

OpticALLY 3D Scan is free to download; Buddy AI Assistant costs $0.99 up front. OpticALLY 3D Scan sells 2 in-app purchases, starting at $4.99 per month. Buddy AI Assistant asks for nothing beyond the download.

OpticALLY 3D Scan ships an update every 4 months, Buddy AI Assistant every 5 days. The most recent releases landed on October 5, 2026 and October 1, 2026 respectively.

## The numbers

| Metric | OpticALLY 3D Scan | Buddy AI Assistant |
| --- | --- | --- |
| Price | **Free** | $0.99 |
| Rating | **[3.0 (2 ratings)](https://appshunter.io/ios/app/optically-3d-scan/id6468313142/reviews)** | — |
| Number of ratings | **2** | — |
| Positive reviews | 100.0% of reviews | — |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | Every 4 months | **Every 5 days** |
| Monetization | Free | — |
| Size | 292 MB | 26 MB |
| Requires iOS | 16.0 | **15.1** |
| Devices | iPhone | **iPhone, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Wonmo Seong](https://appshunter.io/developer/1625011193) | [Arisa Nakanam](https://appshunter.io/developer/1806728292) |

## What reviewers say

### OpticALLY 3D Scan

[App page](https://appshunter.io/ios/app/optically-3d-scan/id6468313142)

Capture precise 3D scans of your face with sub-millimeter accuracy using your iPhone's TrueDepth camera. Obtain detailed measurements for custom eyewear or digital avatars, with all processing done securely on your device.

**Highlights:** Sub-millimeter 3D facial scanning, Twelve clinical measurements, Export 3D models (.OBJ, .PLY, .USDZ), On-device processing for privacy, More accurate than LiDAR, Custom avatar and eyewear design

**Features:** macOS Compatibility

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Pro Monthly | $4.99 | per month |
| Pro Yearly | $39.99 | per year |


### Buddy AI Assistant

[App page](https://appshunter.io/ios/app/buddy-ai-assistant/id6744259780)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is OpticALLY 3D Scan free?

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

### Is Buddy AI Assistant free?

Buddy AI Assistant costs $0.99, with no in-app purchases.

### Do OpticALLY 3D Scan or Buddy AI Assistant have ads?

Neither OpticALLY 3D Scan nor Buddy AI Assistant shows ads.

### Which is updated more often, OpticALLY 3D Scan or Buddy AI Assistant?

OpticALLY 3D Scan ships an update every 4 months, and Buddy AI Assistant every 5 days. Most recently, OpticALLY 3D Scan was updated on October 5, 2026 and Buddy AI Assistant on October 1, 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.*