# PLAN 3D vs CAD Smart Modeling

The clearest difference is review sentiment: PLAN 3D at 100% against CAD Smart Modeling's 0%. PLAN 3D also leads on rating (4.2 vs 3.5) and in-app purchases (none vs 7). On price, ratings volume, device support and iOS requirement there is nothing between them.

Both are free to download. CAD Smart Modeling sells 7 in-app purchases, starting at $3.99 per month. PLAN 3D asks for nothing beyond the download.

PLAN 3D holds the better App Store score, 4.2 against 3.5. Both are backed by a comparable volume of ratings — 9 and 8 respectively. Written reviews point the same way: 100% of PLAN 3D's written reviews are positive against 0% of CAD Smart Modeling's.

PLAN 3D ships an update every 3 weeks, CAD Smart Modeling every 5 months. The most recent releases landed on September 23, 2026 and October 11, 2026 respectively.

## The numbers

| Metric | PLAN 3D | CAD Smart Modeling |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.2 (9 ratings)](https://appshunter.io/ios/app/plan-3d/id1560702114/reviews)** | [3.5 (8 ratings)](https://appshunter.io/ios/app/cad-smart-modeling-3d-cad/id6476608505/reviews) |
| Number of ratings | **9** | 8 |
| Positive reviews | **100.0% of reviews** | 0.0% of reviews |
| In-app purchases | **No** | Yes |
| Ads | **No** | Yes |
| Update frequency | **Every 3 weeks** | Every 5 months |
| Monetization | **Free** | Free with in-app purchases |
| Size | 502 MB | 440 MB |
| Requires iOS | 13.0 | 13.0 |
| Devices | iPhone, iPad, iPod | **iPhone, iPad, iPod, Mac** |
| Age rating | 17+ | 4+ |
| Developer | [PLAN Systems](https://appshunter.io/developer/1539508894) | [Sebastian Kemper](https://appshunter.io/developer/1513694925) |

## What reviewers say

### 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


### CAD Smart Modeling

[App page](https://appshunter.io/ios/app/cad-smart-modeling-3d-cad/id6476608505)

Create detailed 3D models, technical drawings, and digital prototypes on your mobile device. This versatile CAD app is suitable for architecture, product design, engineering, and 3D printing, offering intuitive tools for both beginners and professionals.

**Highlights:** 3D Modeling & CAD Design, Technical Drawing, Precise Geometric Constructions, Import & Export of CAD and 3D Files, Product Design & Prototyping, 3D Models for Architecture & 3D Printing

**Features:** Family Sharing, Vision Pro support

**In-app purchases (7)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Premium access | $3.99 | per month |
| Premium access | $8.99 | per month |
| Premium access | $22.99 | per year |
| Premium access | $44.99 | per year |
| Pro Version | $44.99 | per year |
| Premium Access | $44.99 | one-time |
| Premium Access | $89.99 | one-time |


## Frequently asked questions

### Is PLAN 3D free?

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

### Is CAD Smart Modeling free?

CAD Smart Modeling is free to download, with in-app purchases available.

### Which has better reviews, PLAN 3D or CAD Smart Modeling?

PLAN 3D is rated higher. PLAN 3D averages 4.2 out of 5 from 9 ratings, while CAD Smart Modeling averages 3.5 from 8 ratings.

### Do PLAN 3D or CAD Smart Modeling have ads?

CAD Smart Modeling shows ads; PLAN 3D does not.

### Which is updated more often, PLAN 3D or CAD Smart Modeling?

PLAN 3D ships an update every 3 weeks, and CAD Smart Modeling every 5 months. Most recently, PLAN 3D was updated on September 23, 2026 and CAD Smart Modeling on October 11, 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.*