Doodle it vs CAD Studio
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
Doodle it
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Doodle it is a simple drawing app that anyone can easily enjoy without any complex features. Draw instead of writing notes, sketch instead of using words — bring the ideas in your head straight to the screen. - Free Drawing A pen tool that lets you draw freely with just a finger. Express yourself fully with smooth stroke dynamics. - Variety of Colors From a basic palette to an RGB custom color picker, you can choose the exact color you want. - Shape Drawing Supports shape tools to draw clean straight lines, rectangles, and circles. Easily create diagrams, maps, or simple blueprints. - Brush Thickness Control From thin fine lines to thick markers, adjust it freely with a single slider. - Eraser & Undo It's okay to make mistakes. You can erase specific parts or go back anytime with the undo button. - Save to Gallery Save your finished drawings directly to your Photos app as high-quality PNGs. Ready to share on social media instantly. - Change Background Color Bored of a white background? Change it to any background color you want to create a moody, stylish drawing. Doodling, note-taking, sketching, and organizing ideas — Doodle it is all you need.
CAD Studio
Create, edit, and view technical drawings on your mobile device. This professional 2D CAD tool offers a full drawing engine, multi-layer management, and precise snapping for engineers, architects, designers, and students.
- Full 2D drawing engine
- Multi-layer management
- Import DWG, DXF, and image files
- Precise snapping tools
- Built-in templates
- Export and share projects
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Professional 2D CAD drawing studio in your pocket. CAD Studio is a powerful mobile CAD tool for engineers, architects, designers and students. Create, edit and view technical drawings anytime, anywhere. KEY FEATURES: • Full 2D drawing engine — lines, arcs, circles, polylines, polygons • Multi-layer management with visibility and lock controls • Import DWG, DXF, and image files seamlessly • Precise snapping — endpoint, midpoint, intersection, grid • Built-in templates and sample projects • Export and share your projects instantly • Optimized for iPhone and iPad with Apple Pencil support PERFECT FOR: - Architecture floor plans and layouts - Mechanical engineering schematics - Electrical wiring diagrams - Landscape and interior design - Student coursework and technical education Download CAD Studio and turn your device into a professional drafting workstation.
Screenshots
Verdict
The clearest difference is price: Doodle it at Free against CAD Studio's $9.99. CAD Studio's advantage is ads (none vs shown) and update cadence (every 6 days vs every 2 weeks). On in-app purchases, device support and iOS requirement 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
Doodle it is free to download; CAD Studio costs $9.99 up front. Neither carries in-app purchases, so what you see is what you pay.
Doodle it ships an update every 2 weeks, CAD Studio every 6 days. The most recent releases landed on October 25, 2026 and November 2, 2026 respectively.
| Parameter | Doodle it | CAD Studio |
|---|---|---|
| Price | Free — better | $9.99 |
| Rating | — | 5.0 (2 ratings) — better |
| Number of ratings | — | 2 — better |
| Update frequency | Every 2 weeks | Every 6 days — better |
| Ads | Yes | No — better |
| In-app purchases | No | No |
| Monetization | — | Free |
| Best chart rank | — | #70 — better |
| Devices | iPhone, iPad, iPod — better | iPhone, iPad |
| Requires iOS | 15.0 — better | 16.0 |
| Further details — not scored | ||
| Size | 23 MB | 7 MB |
| Age rating | 4+ | 4+ |
| Developer | JAEMIN LEE | 玉英 张 |
In-app purchases
Doodle it
No in-app purchases
CAD Studio
No in-app purchases
Questions
Is Doodle it free?
Is CAD Studio free?
Do Doodle it or CAD Studio have ads?
Which is updated more often, Doodle it or CAD Studio?
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