# Mental Canvas Draw vs Cadmio

The clearest difference is rating: Cadmio at 4.2 against Mental Canvas Draw's 3.7. Cadmio also leads on review sentiment (61% vs 42%). Mental Canvas Draw's advantage is monetization model (free with in-app purchases vs subscription) and ratings volume (670 vs 34). On price, update cadence, ads and in-app purchases there is nothing between them.

Both are free to download. Mental Canvas Draw sells 5 in-app purchases, starting at $9.99 per month and Cadmio sells 2 in-app purchases, starting at $10.99 per month. Whichever you choose, the download price is not the number that matters.

Cadmio holds the better App Store score, 4.2 against 3.7. That said, the two scores are not equally well evidenced: Mental Canvas Draw has 670 ratings behind it against 34, so its average is the more settled of the two. Written reviews point the same way: 42% of Mental Canvas Draw's written reviews are positive against 61% of Cadmio's.

Mental Canvas Draw ships an update every 5 weeks, Cadmio monthly. The most recent releases landed on September 25, 2026 and June 9, 2026 respectively.

## The numbers

| Metric | Mental Canvas Draw | Cadmio |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [3.7 (670 ratings)](https://appshunter.io/ios/app/mental-canvas-draw/id1462179740/reviews) | **[4.2 (34 ratings)](https://appshunter.io/ios/app/cadmio-cad-visualization/id1546213629/reviews)** |
| Number of ratings | **670** | 34 |
| Positive reviews | 42.2% of reviews | **60.7% of reviews** |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Update frequency | Every 5 weeks | **Monthly** |
| Monetization | **Free with in-app purchases** | Subscription |
| Size | 43 MB | 1.5 GB |
| Requires iOS | 16.0 | **15.6** |
| Devices | iPad | iPad |
| Age rating | 4+ | 4+ |
| Developer | [Mental Canvas](https://appshunter.io/developer/965277578) | [CADMIO Korlatolt Felelossegu Tarsasag](https://appshunter.io/developer/1546213631) |

## What reviewers say

### Mental Canvas Draw

[App page](https://appshunter.io/ios/app/mental-canvas-draw/id1462179740)

Explore ideas and communicate concepts in a new dimension with this spatial drawing application. Create on infinite canvases, navigate your creations from any perspective, and easily edit and share your work.  It's ideal for designers, artists, and storytellers.

**Highlights:** Infinite spatial canvases, Freely navigate perspectives, Unlimited canvases and layers, Import images and drawings, Create animated flythroughs, Projection tools for stroke reinterpretation, Interactive web experience sharing

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

**In-app purchases (5)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Mental Canvas Pro (Monthly) | $9.99 | per month |
| Mental Canvas Premium (Month) | $59.99 | per month |
| Mental Canvas Pro (Yearly) | $89.99 | per year |
| Mental Canvas Premium (Annual) | $569.99 | per year |
| Mental Canvas Creator | $49.99 | one-time |

**What reviewers like**

- 🚀 Extremely unique
- 🚀 Nothing else like it
- 👍 Wonderful, creative app
- 👍 Brings creations to a new level
- 👍 Great for storyboarding and animation

**What reviewers complain about**

- 🐛 Crashes and loses work
- 🐛 Drawing tools don't work properly
- 🔒 Requires Apple Pencil, no finger drawing
- 💰 Overpriced subscription plans
- 👎 Confusing and unintuitive to use

**Reported bugs**

- Crashes when trying to save large files
- Drawing tools stop working randomly
- Imported images don't maintain transparency
- Depth/3D tools suddenly stop functioning

**Requested features**

- Add finger/stylus drawing support
- Improve layer and canvas management
- Implement basic drawing tools like lines, shapes
- Allow exporting layers separately
- Provide more brushes and blending options


### Cadmio

[App page](https://appshunter.io/ios/app/cadmio-cad-visualization/id1546213629)

Easily create interactive 3D presentations of your product designs. Import common CAD file formats and utilize a library of materials and environments. Share your visualizations with clients who don't need specialized software to review them.

**Highlights:** Import .STEP, .STL, .OBJ files, Customizable material and environment presets, Interactive 3D presentation editing, AR view, Shareable proprietary file format, Automatic turntable animation

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Cadmio Monthly Subscription | $10.99 | per month |
| Cadmio Annual Subscription | $99.99 | per year |


## Frequently asked questions

### Is Mental Canvas Draw free?

Mental Canvas Draw is free to download, with in-app purchases available.

### Is Cadmio free?

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

### Which has better reviews, Mental Canvas Draw or Cadmio?

Cadmio is rated higher. Mental Canvas Draw averages 3.7 out of 5 from 670 ratings, while Cadmio averages 4.2 from 34 ratings.

### Do Mental Canvas Draw or Cadmio have ads?

Neither Mental Canvas Draw nor Cadmio shows ads.

### Which is updated more often, Mental Canvas Draw or Cadmio?

Mental Canvas Draw ships an update every 5 weeks, and Cadmio monthly. Most recently, Mental Canvas Draw was updated on September 25, 2026 and Cadmio on June 9, 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.*