# Depth Sketch vs i3DPortrait

The clearest difference is rating: Depth Sketch at 4.6 against i3DPortrait's 4.0. Depth Sketch also leads on in-app purchases (none vs 1) and ratings volume (16 vs 4). On price, review sentiment, update cadence and ads there is nothing between them.

Both are free to download. i3DPortrait sells 1 one-off in-app purchase. Depth Sketch asks for nothing beyond the download.

Depth Sketch holds the better App Store score, 4.6 against 4.0. Both are backed by a comparable volume of ratings — 16 and 4 respectively. Written reviews split almost evenly too, at 50% and 50% positive.

Depth Sketch ships an update every 6 months, i3DPortrait every 4 months. The most recent releases landed on October 7, 2026 and September 23, 2026 respectively.

## The numbers

| Metric | Depth Sketch | i3DPortrait |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.6 (16 ratings)](https://appshunter.io/ios/app/depth-sketch/id913331461/reviews)** | [4.0 (4 ratings)](https://appshunter.io/ios/app/i3dportrait/id1567735689/reviews) |
| Number of ratings | **16** | 4 |
| Positive reviews | 50.0% of reviews | 50.0% of reviews |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 6 months | **Every 4 months** |
| Monetization | **Free** | Free with in-app purchases |
| Size | 6 MB | 4 MB |
| Requires iOS | 15.0 | **14.0** |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Theodore Mitchell](https://appshunter.io/developer/1155865820) | [Spmaker](https://appshunter.io/developer/467945373) |

## What reviewers say

### Depth Sketch

[App page](https://appshunter.io/ios/app/depth-sketch/id913331461)

Create stereoscopic 3D drawings with your finger, no special glasses required. Customize your brushes and backgrounds to see immersive 3D objects emerge. Devices with 3D Touch offer enhanced control over brush parameters.

**Highlights:** Stereoscopic 3D drawing, Customizable 3D brushes, 8 background patterns, Create custom backgrounds from photos, 3D Touch pressure sensitivity

**In-app purchases:** none


### i3DPortrait

[App page](https://appshunter.io/ios/app/i3dportrait/id1567735689)

Create 3D photos from portrait images by extracting depth maps. Adjust depth effects and rotation, then save or share your creations with other 3D editing applications.

**Highlights:** Extract depth map from portrait photos, Create 3D photos, Adjust depth effect, Rotate 3D photos, Save in SBS format, Share with other 3D apps

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Save images in high resolution | $1.99 | one-time |


## Frequently asked questions

### Is Depth Sketch free?

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

### Is i3DPortrait free?

i3DPortrait is free to download, with in-app purchases available.

### Which has better reviews, Depth Sketch or i3DPortrait?

Depth Sketch is rated higher. Depth Sketch averages 4.6 out of 5 from 16 ratings, while i3DPortrait averages 4.0 from 4 ratings.

### Do Depth Sketch or i3DPortrait have ads?

Neither Depth Sketch nor i3DPortrait shows ads.

### Which is updated more often, Depth Sketch or i3DPortrait?

Depth Sketch ships an update every 6 months, and i3DPortrait every 4 months. Most recently, Depth Sketch was updated on October 7, 2026 and i3DPortrait on September 23, 2026.

---

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