# 3D Scratchpad vs PLAN 3D

The clearest difference is review sentiment: PLAN 3D at 100% against 3D Scratchpad's 19%. PLAN 3D also leads on rating (4.2 vs 2.7) and in-app purchases (none vs 3). On price, ratings volume, ads and device support there is nothing between them.

Both are free to download. 3D Scratchpad sells 3 in-app purchases, starting at $1.99 per month. PLAN 3D asks for nothing beyond the download.

PLAN 3D holds the better App Store score, 4.2 against 2.7. Both are backed by a comparable volume of ratings — 12 and 9 respectively. Written reviews point the same way: 19% of 3D Scratchpad's written reviews are positive against 100% of PLAN 3D's.

3D Scratchpad ships an update every 15 months, PLAN 3D every 3 weeks. The most recent releases landed on September 22, 2026 and September 8, 2026 respectively.

## The numbers

| Metric | 3D Scratchpad | PLAN 3D |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [2.7 (12 ratings)](https://appshunter.io/ios/app/3d-scratchpad/id957422439/reviews) | **[4.2 (9 ratings)](https://appshunter.io/ios/app/plan-3d/id1560702114/reviews)** |
| Number of ratings | **12** | 9 |
| Positive reviews | 18.5% of reviews | **100.0% of reviews** |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | Every 15 months | **Every 3 weeks** |
| Monetization | Free with in-app purchases | **Free** |
| Size | 7 MB | 502 MB |
| Requires iOS | 18.0 | **13.0** |
| Devices | iPhone, iPad | **iPhone, iPad, iPod** |
| Age rating | 4+ | 17+ |
| Developer | [Engineered Stuff](https://appshunter.io/developer/383720996) | [PLAN Systems](https://appshunter.io/developer/1539508894) |

## What reviewers say

### 3D Scratchpad

[App page](https://appshunter.io/ios/app/3d-scratchpad/id957422439)

Create 3D models with a user-friendly design tool. Freehand draw in 3D using primitive shapes and gestures. Manipulate objects with augmented reality and share your creations as .usdz files.

**Highlights:** Freehand 3D drawing, Primitive solid shapes, Intuitive gestures, Augmented reality manipulation, Share as .usdz files

**Features:** Vision Pro support

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| One Month Subscription | $1.99 | per month |
| Six Month Subscription | $6.99 | per 6 months |
| One Year Subscription | $9.99 | per year |


### PLAN 3D

[App page](https://appshunter.io/ios/app/plan-3d/id1560702114)

Create and explore immersive 3D information spaces. This app allows you to build your own metaverse-style environments, place interactive 3D models, and collaborate with others. It features multi-tasking tabs, a web browser within 3D spaces, and various channels for chat, notes, and data.

**Highlights:** Visualize and interact in 3D spaces, Place and make 3D models interactive, Multi-tasking interface windows, Design and build 3D spaces, Web browser within 3D environments, Collaborative channels for chat and notes

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is 3D Scratchpad free?

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

### Is PLAN 3D free?

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

### Which has better reviews, 3D Scratchpad or PLAN 3D?

PLAN 3D is rated higher. 3D Scratchpad averages 2.7 out of 5 from 12 ratings, while PLAN 3D averages 4.2 from 9 ratings.

### Do 3D Scratchpad or PLAN 3D have ads?

Neither 3D Scratchpad nor PLAN 3D shows ads.

### Which is updated more often, 3D Scratchpad or PLAN 3D?

3D Scratchpad ships an update every 15 months, and PLAN 3D every 3 weeks. Most recently, 3D Scratchpad was updated on September 22, 2026 and PLAN 3D on September 8, 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.*