Comparison

Mental Canvas Draw vs Cadmio

Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.

Head to head
About

Mental Canvas Draw

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
Read full description

Pick up where pen and paper leave off with Mental Canvas Draw. Creatives are using Mental Canvas Draw every day to explore ideas, communicate concepts, design products and tell stories. Infinite space for your creative freedom: • Draw on infinite canvases arranged in space • Freely navigate the spatial drawing to view perspectives you never could on paper • Unlimited canvases, layers and bookmark views Draw with the ease of pen and paper: • Get started with templates or create scenes from scratch • Choose from several brushes with adjustable sizes and a fill tool • Select color swatches or custom colors • Use layers to organize the drawings, group strokes and adjust opacity Easy editing & image import: • Import JPEGs and PNGs to seamlessly collage images and drawings together or create entirely image-based scenes • Select, duplicate, edit and transform drawings and images • Import and replace layers from your favorite drawing apps with ease Quickly create animated flythroughs: • Save bookmark views throughout the spatial drawing to create a flythrough • Customize the flythrough animation by adjusting the timing, transitions and visibility of canvases Transform and develop spatial drawings with projection: • Seamlessly place new canvases in the scene • Reinterpret existing strokes using novel projection tools • Draw first, arrange strokes on canvases later Share your creations: • Turn your drawing into an interactive web experience, shareable across phones, desktops, and VR • Export video of animated flythrough with your choice of aspect ratio and resolution • Save high resolution images of bookmarks Optimized for Apple Pencil and the Apple iPad Pro. Mental Canvas Draw supports iPad Pro (all except 1st gen), iPad (7th gen or later), iPad Air (3rd gen or later), iPad Mini (5th gen). Please note older iPads aren’t supported. Questions: https://www.mentalcanvas.com/faq/ Privacy Policy & Terms of Service: https://www.mentalcanvas.com/company/legal/ Follow us on Instagram and TikTok: @mental_canvas

About

Cadmio

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
Read full description

CAD visualization has never been easier! Create interactive 3D presentations of your designs, and get your clients round. Use Cadmio’s curated material and environment presets, our presentation editing tools, and improve the ideation process even without prior computer graphics experience. Download Cadmio and get access to all FEATURES including: - .STEP, .STL, or .OBJ import from any CAD app. - Constantly growing Catalog of customizable material and environment presets. - Compact proprietary file format which is easy to share and store locally. - Various editing tools to customize the transform parameters of your CAD file. - Object hierarchy panel. - Multiple selection modes to speed up the preparation process. - Different render modes, units, and dimensions overlay for model evaluation. - Stored camera views and automatic turntable animation. - Projected decal rendering. - AR view. - Share functions. We offer a 1-WEEK TRIAL FOR FREE with unrestricted access to all materials, environments, and presentation editing tools. Prepare interactive 3D presentations on your iPad, and review them on your iPad or iPhone. Send iterations of the design to your client or supervisor, so they don’t need any modelling software to inspect the 3D model. Reviewing .cadmio files doesn’t require a subscription, and the Cadmio Viewer for the iPhone is also available for free. You can find more information about how to GET STARTED with Cadmio on our website: https://www.cadmio.io/getting-started SYSTEM REQUIREMENTS We recommend using iPad Pro with 4+ GB RAM (4th and 5th generation). On devices with less than 4 GB memory (for example the 8th generation iPad) certain environments are disabled. Cadmio supports the .STEP, .STL, and .OBJ file formats for importing CAD models. GET IN TOUCH Feel free to contact us with any questions or feedback at hello@cadmio.io. Follow us on Instagram (@cadmioapp) for more CAD visualization content and updates. SUBSCRIPTION INFORMATION Opening and viewing existing presentations are FREE. Creating and editing presentations requires a subscription. You can choose a monthly or yearly option, each comes with a 1-week free trial. After confirmation, payment will be charged to your iTunes Account at the end of the trial. The subscription will automatically renew unless you turn off auto-renew in the iTunes Account Settings at least 24 hours before the end of the current period. You can cancel at any time and enjoy all subscription benefits during the remaining period. PRIVACY AND TERMS OF USE https://www.cadmio.io/privacy https://www.cadmio.io/terms

Verdict

The call

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.

Scored on Price · Rating · Positive reviews · Number of ratings · Update frequency · Ads · In-app purchases · Monetization · Best chart rank · Devices · Requires iOS

CostPrice · In-app purchases · Ads · Monetization

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.

ReceptionRating · Positive reviews · Number of ratings

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.

UpkeepUpdate frequency

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.

Scorecard4 real differences · 6 level
Mental Canvas Draw versus Cadmio: the parameters behind the verdict, then further details
ParameterMental Canvas DrawCadmio
PriceFreeFree
Rating3.7 (670 ratings)4.2 (34 ratings) — better
Positive reviews42.2% of reviews60.7% of reviews — better
Number of ratings670 — better34
Update frequencyEvery 5 weeksMonthly — better
AdsNoNo
In-app purchasesYesYes
MonetizationFree with in-app purchases — betterSubscription
DevicesiPadiPad
Requires iOS16.015.6 — better
Further details — not scored
Size43 MB1.5 GB
Age rating4+4+
DeveloperMental CanvasCADMIO Korlatolt Felelossegu Tarsasag

Customer experience

Mental Canvas Draw

All ratings670 ratings
Positive65.5%
Neutral9.0%
Negative25.5%
Written reviews398 reviews
Positive42.2%
Neutral16.1%
Negative41.7%

Cadmio

All ratings31 ratings
Positive77.4%
Neutral6.5%
Negative16.1%
Written reviews28 reviews
Positive60.7%
Neutral10.7%
Negative28.6%

Bugs and requests

Mental Canvas Draw

Reported bugs

4 issues
  • 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

6 requests
  • 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
Show 1 more
  • Add preset camera angles and perspective tools

Cadmio

Not enough reviews yet to summarise bugs or requests.

In-app purchases

5 purchases

Mental Canvas Draw

Subscriptions4
  • Mental Canvas Pro (Monthly)$9.991 Month
  • Mental Canvas Premium (Month)$59.991 Month
  • Mental Canvas Pro (Yearly)$89.991 Year
Show 1 more
  • Mental Canvas Premium (Annual)$569.991 Year
One-time1
  • Mental Canvas Creator$49.99
2 purchases

Cadmio

Subscriptions2
  • Cadmio Monthly Subscription7 Days trial$10.991 Month
  • Cadmio Annual Subscription7 Days trial$99.991 Year

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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