3D Scratchpad vs Assemblr Studio
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
3D Scratchpad
Create 3D models with a user-friendly design tool. Freehand draw in 3D using primitive shapes and gestures. Manipulate objects with augmented reality and share your creations as .usdz files.
- Freehand 3D drawing
- Primitive solid shapes
- Intuitive gestures
- Augmented reality manipulation
- Share as .usdz files
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3D Scratchpad is an easy-to-use, full-featured design tool for creating 3D models. Freehand draw in three dimensions using simple primitive solid shapes and intuitive gestures. Manipulate objects as if they were in the real world with augmented reality, and share your models as .usdz files for viewing in augmented reality. 3D Scratchpad creates a short path between design ideas and useful 3D models for designers, modelers, makers, gamers, 3D-printing enthusiasts, hobbyists, educators, engineers, and architects. Use 3D Scratchpad to create and fabricate prototypes, to model new products, parts, and structures, and to create and share 3D art and designs. 3D Scratchpad enables you to design in the real world. Built to enable immersive, intuitive, and interactive design, 3D Scratchpad unlocks your design creativity and gives you the tools you need to create and share 3D models. Purchasing an auto-renewing 3D Scratchpad Subscription enables the ability to save and share 3D models.
Assemblr Studio
Create immersive augmented reality experiences without any coding. Utilize a drag-and-drop editor with thousands of 3D objects, animations, and interactive elements. Share your AR projects easily across various platforms.
- Drag-and-drop AR editor
- Thousands of 2D & 3D objects
- Add animations and interactivity
- Share projects via links or markers
- Embed projects in other platforms
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Assemblr Studio is your one-stop AR platform, designed for everyone—no coding skills required. With our easy editor, simply drag and drop from a library of thousands of 3D objects to create stunning AR experiences in minutes. Perfect for marketing, education, and creative projects. Assemblr Studio empowers you to bring your ideas to life effortlessly. EASY FEATURES TO COMPLETE YOU All-Around Editor Turn your ideas into reality with a vast array of tools—from 2D & 3D objects, 3D text, annotation, video, image, or even slide. Creating is as quick as drag and drop. Super Simple Editor Create your AR your own simple yet stunning AR projects for any needs much easier than ever, it only takes less than 3 minutes by 3 steps. Thousands of 2D & 3D Objects Choose among thousands of premade 2D & 3D objects with different themes, ready to use for any type of creation. *Available in Free & Pro 3D Bundles Interactivity Insert animations into your creation and level up your creativity. Feel free to create an interactive quiz, mini-game, or anything up to your imagination! Share Projects Be it with links, AR markers, or embed code, get ready to share your projects tailored to your needs. You can even embed your projects in Canva! ASSEMBLR PLANS: Unlock benefits to create better • Gain exclusive access to all our 3D Pro packs. • Upgrade your custom 3D storage & custom marker slots. • Publish your creation in private. GET CONNECTED! For customer service assistance, send an e-mail to info@assemblrworld.com, or you can find us on the following platforms. We welcome all of your thoughts and suggestions: Website: assemblrworld.com Instagram: @assemblrworld Twitter: @assemblrworld YouTube: youtube.com/c/AssemblrWorld Facebook: facebook.com/assemblrworld/ Tiktok: Assemblrworld
Screenshots
Verdict
The clearest difference is rating: Assemblr Studio at 3.5 against 3D Scratchpad's 2.7. Assemblr Studio also leads on update cadence (every 3 weeks vs every 15 months) and review sentiment (44% vs 19%). On price, ads, in-app purchases and monetization model 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
Both are free to download. 3D Scratchpad sells 3 in-app purchases, starting at $1.99 per month and Assemblr Studio sells 21 in-app purchases, starting at $9.99 per month. Whichever you choose, the download price is not the number that matters.
Assemblr Studio holds the better App Store score, 3.5 against 2.7. That said, the two scores are not equally well evidenced: Assemblr Studio has 238 ratings behind it against 12, so its average is the more settled of the two. Written reviews point the same way: 19% of 3D Scratchpad's written reviews are positive against 44% of Assemblr Studio's.
3D Scratchpad ships an update every 15 months, Assemblr Studio every 3 weeks. The most recent releases landed on October 13, 2026 and October 7, 2026 respectively.
| Parameter | 3D Scratchpad | Assemblr Studio |
|---|---|---|
| Price | Free | Free |
| Rating | 2.7 (12 ratings) | 3.5 (238 ratings) — better |
| Positive reviews | 18.5% of reviews | 44.2% of reviews — better |
| Number of ratings | 12 | 238 — better |
| Update frequency | Every 15 months | Every 3 weeks — better |
| Ads | No | No |
| In-app purchases | Yes | Yes |
| Monetization | Free with in-app purchases | Free with in-app purchases |
| Devices | iPhone, iPad | iPhone, iPad, iPod — better |
| Requires iOS | 18.0 | 15.6 — better |
| Further details — not scored | ||
| Size | 7 MB | 141 MB |
| Age rating | 4+ | 17+ |
| Developer | Engineered Stuff | Assemblr |
Customer experience
3D Scratchpad
Assemblr Studio
Bugs and requests
3D Scratchpad
Not enough reviews yet to summarise bugs or requests.
Assemblr Studio
Reported bugs
4 issues- Projects disappearing after saving
- Unable to create new projects or accounts
- Distortion and deformation of 3D objects
- Compatibility issues with newer devices
Requested features
5 requests- Add more 3D objects and customization options
- Improve camera controls and navigation
- Implement a more user-friendly tutorial
- Allow offline project saving and editing
- Add support for importing custom 3D models
In-app purchases
3D Scratchpad
- One Month Subscription$1.991 Month
- Six Month Subscription$6.996 Months
- One Year Subscription$9.991 Year
Assemblr Studio
- Basic Plan 1 Month2 variants$9.991 Month
- Small Plan (Monthly)14 Days trial$9.991 Month
- Medium Plan 1 Month2 variants$24.991 Month
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- Medium Plan (Monthly)14 Days trial$24.991 Month
- Medium Plan 1 Month$42.491 Month
- Large Plan (Monthly)$49.001 Month
- Premium Plan 1 Month2 variants$49.991 Month
- Premium Plan 1 Month$71.001 Month
- Small Plan (Yearly)14 Days trial$99.991 Year
- Medium Plan (Yearly)14 Days trial$249.001 Year
- Large Plan (Yearly)14 Days trial$499.001 Year
- AR Book Voucher$0.99
- Custom Marker Voucher$2.99
- Extra 1 project$2.99
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- 500 BLR Coins$7.19
- 400 BLR Coins$11.49
- 1000 BLR Coins$14.49
- 1500 BLR Coins$21.49
- 800 BLR Coins$22.90
- 2000 BLR Coins$28.99
- 1200 BLR Coins$34.49
Questions
Is 3D Scratchpad free?
Is Assemblr Studio free?
Which has better reviews, 3D Scratchpad or Assemblr Studio?
Do 3D Scratchpad or Assemblr Studio have ads?
Which is updated more often, 3D Scratchpad or Assemblr Studio?
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