Comparison

CAD Smart Modeling vs Graph Paper

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

Head to head
About

CAD Smart Modeling

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
Read full description

CAD Smart Modeling is your powerful CAD app for 3D modeling, technical drawing, and precise design. Create 3D models, CAD drawings, and digital prototypes directly on your iPhone or iPad. Ideal for architecture, product design, engineering, 3D printing, and DIY projects. Why CAD Smart Modeling? 3D Modeling Made Easy & Precise Create detailed 3D models and geometric designs with intuitive CAD tools—perfect for beginners and professionals alike. CAD Design & Technical Drawing Use powerful tools for precise design, surface and solid modeling, and prototyping. Versatile CAD App for Many Applications Architecture, product development, technical drawing, construction, 3D printing, and creative visualization—all in one app. Import & Export of 3D Models Import your own CAD models or external 3D files and export your designs in common formats for sharing or further processing. Unlimited Creative Freedom Create 3D objects, 3D models, or 3D text – ideal for presentations, social media, or product visualizations. Suitable for Beginners & Professionals Whether you're a student, DIY enthusiast, hobby designer, or professional CAD user – CAD Smart Modeling adapts to your workflow. Features at a Glance • 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 • Creative 3D Text & Visualizations Discover the possibilities of modern CAD modeling on your smartphone. Download CAD Smart Modeling now and turn your ideas into professional 3D models. Terms of Use (EULA): https://www.apple.com/legal/internet-services/itunes/dev/stdeula/

About

Graph Paper

This app provides a minimalist digital sketchpad with a hand-drawn feel for planning, diagramming, and doodling. It offers both freehand and vector drawing tools, grid alignment, and iCloud sync for seamless workflow across devices.

Highlights
  • Authentic hand-drawn feel
  • Blueprint and Graph Paper modes
  • Freehand and Vector drawing tools
  • Grid-aligned shapes and text
  • Precise shape editing
  • iCloud sync
  • Export sketches as images
Read full description

Sketch fast. Think clearly. Graph Paper gives you a beautifully simple space to draw ideas with an authentic, hand-drawn feel — now with Blueprint Mode and Vector Drawing. Whether you're planning UI layouts, sketching diagrams, mapping rooms, or just doodling, Graph Paper keeps things delightfully minimal so you can focus on the idea, not the tool. Features • Authentic hand-drawn feel with smooth, responsive pens • Blueprint Mode with black, white, cyan and red inks • Graph Paper Mode with classic black, blue, red and green pens • Freehand and Vector tools for clean shapes or quick sketches • Grid-aligned rectangles, lines, ellipses & text • Precise shape editing with adjustable vector handles • iCloud sync across all your devices • Export your sketches as images for notes, design docs or sharing A simple, satisfying sketchpad — perfect for designers, developers, makers, planners, students, and anyone who thinks best on graph paper.

Screenshots

CAD Smart Modeling4 screens
Graph Paper4 screens

Verdict

The call

The clearest difference is rating: CAD Smart Modeling at 3.5 against Graph Paper's 2.8. CAD Smart Modeling also leads on iOS requirement (13.0 vs 18.0). Graph Paper's advantage is in-app purchases (none vs 7) and ads (none vs shown). On price, ratings volume and device support 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. CAD Smart Modeling sells 7 in-app purchases, starting at $3.99 per month. Graph Paper asks for nothing beyond the download.

ReceptionRating · Positive reviews · Number of ratings

CAD Smart Modeling holds the better App Store score, 3.5 against 2.8. Both are backed by a comparable volume of ratings — 10 and 8 respectively. Written reviews complicate that: 0% of CAD Smart Modeling's written reviews are positive against 25% of Graph Paper's, so the app with the better star average is not the one people write more warmly about.

UpkeepUpdate frequency

CAD Smart Modeling ships an update every 5 months, Graph Paper daily. The most recent releases landed on October 23, 2026 and October 24, 2026 respectively.

Scorecard7 real differences · 3 level
CAD Smart Modeling versus Graph Paper: the parameters behind the verdict, then further details
ParameterCAD Smart ModelingGraph Paper
PriceFreeFree
Rating3.5 (10 ratings) — better2.8 (8 ratings)
Positive reviews0.0% of reviews25.0% of reviews — better
Number of ratings10 — better8
Update frequencyEvery 5 monthsDaily — better
AdsYesNo — better
In-app purchasesYesNo — better
MonetizationFree with in-app purchasesFree — better
DevicesiPhone, iPad, iPod, Mac — betteriPhone, iPad, Mac
Requires iOS13.0 — better18.0
Further details — not scored
Size440 MB21 MB
Age rating4+4+
DeveloperSebastian KemperAccidental Fish Ltd.

Customer experience

CAD Smart Modeling

All ratings8 ratings
Positive62.5%
Neutral0.0%
Negative37.5%
Written reviews4 reviews
Positive0.0%
Neutral0.0%
Negative100.0%

Graph Paper

All ratings8 ratings
Positive37.5%
Neutral12.5%
Negative50.0%
Written reviews8 reviews
Positive25.0%
Neutral25.0%
Negative50.0%

In-app purchases

7 purchases

CAD Smart Modeling

Subscriptions5
  • Premium access$3.991 Month
  • Premium access$8.991 Month
  • Premium access$22.991 Year
Show 2 more
  • Premium access$44.991 Year
  • Pro Version3 Days trial$44.991 Year
One-time2
  • Premium Access$44.99
  • Premium Access$89.99
None

Graph Paper

No in-app purchases

Questions

Is CAD Smart Modeling free?
CAD Smart Modeling is free to download, with in-app purchases available.
Is Graph Paper free?
Graph Paper is free to download, with no in-app purchases.
Which has better reviews, CAD Smart Modeling or Graph Paper?
CAD Smart Modeling is rated higher. CAD Smart Modeling averages 3.5 out of 5 from 10 ratings, while Graph Paper averages 2.8 from 8 ratings.
Do CAD Smart Modeling or Graph Paper have ads?
CAD Smart Modeling shows ads; Graph Paper does not.
Which is updated more often, CAD Smart Modeling or Graph Paper?
CAD Smart Modeling ships an update every 5 months, and Graph Paper daily. Most recently, CAD Smart Modeling was updated on October 23, 2026 and Graph Paper on October 24, 2026.

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