3D Modeling, Design vs Castle
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
3D Modeling, Design
This app offers intuitive 3D modeling tools for creating detailed models on mobile devices. It's suitable for beginners, kids, and professionals, with features for game development and 3D printing. Export your designs for use in popular game engines or to bring them to life with a 3D printer.
- Intuitive 3D modeling tools
- Sculpting capabilities
- 3D model export (OBJ, STL)
- Game development asset creation
- 3D printing model preparation
- Beginner-friendly interface
- Model library for printing
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Try the subscription-based 3D modeling app Shapeyard! Whether it’s 3D modeling on iPhone or 3D modeling for iPad – Shapeyard lets you create detailed 3D models using easy and intuitive tools that simplify 3D modeling for beginners and even make it accessible for kids. Shapeyard’s 3D modeling tools are perfect for 3D modeling for games. If you’re wondering how to make a game, start modeling with Shapeyard and export 3D models into Roblox Studio, Unity, and Unreal Engine through the OBJ or STL formats. Elevate your 3D printing endeavors with Shapeyard, the premier mobile iOS app designed to bring your creations to life. Seamlessly create intricate 3D models for 3D printing using our intuitive tools. Unleash your imagination and explore a world of possibilities as you discover an array of 3D models that you can readily download and print in 3D. Shapeyard empowers both beginners and experts to craft the best 3D prints, providing a platform to turn 3D printing models into tangible reality. Whether you’re a seasoned designer or just embarking on your 3D printing journey, Shapeyard offers an extensive selection of 3D printing ideas and files, catering to your every need. With Shapeyard, the world of 3D printing is at your fingertips – explore, create, and print with unparalleled ease. Easily create and 3D print your models. Shapeyard allows you to export your creations into slicers and seamlessly transition to 3D printing for tangible results with unparalleled ease. Terms of Use: https://www.shapeyard.org/info/terms_of_use Privacy Policy: https://www.shapeyard.org/info/privacy_policy
Castle
Create and play games with a vibrant community. Design your own games using a simple editor, share them with friends, or explore millions of creations from others. Engage with creators, compete for scores, and develop artistic and technical skills.
- Intuitive game editor
- Community game exploration
- Social interaction features
- Game remixing and customization
- Creative skill development tools
- Achievement system
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Castle is social media for creating and playing games! - Make your own games in our simple but powerful editor, then share them with friends, or post to the community and build a following. - Explore the millions of games, animations, and drawings made by the community. Every genre, zero ads, thousands posted every day! - Post comments, follow your favorite creators, compete for high scores, collect achievements, or just hang out. - Get started with our simple templates, or remix the games you see and add your own touch. Pull from a library of millions of game objects to create anything you can imagine. - Learn to bring your ideas to life with editor tools for art, physics, logic, music, and sound. Deepen your creativity and develop skills that last forever. Some features in Castle may require in-app purchase, such as boosting your game to reach more players. Creating and sharing games never requires in-app purchase. Some optional features are available with a subscription, such as setting a custom frame for your profile avatar. Creating and sharing games does not require a subscription.
Screenshots
Verdict
The clearest difference is review sentiment: Castle at 79% against 3D Modeling, Design's 35%. Castle also leads on monetization model (free with in-app purchases vs subscription) and rating (4.7 vs 4.5). 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
Both are free to download. 3D Modeling, Design sells 10 in-app purchases, starting at $2.99 per 7 days and Castle sells 5 in-app purchases, starting at $3.99 per month. Whichever you choose, the download price is not the number that matters.
Castle holds the better App Store score, 4.7 against 4.5. That said, the two scores are not equally well evidenced: Castle has 41K ratings behind it against 5.7K, so its average is the more settled of the two. Written reviews point the same way: 35% of 3D Modeling, Design's written reviews are positive against 79% of Castle's.
3D Modeling, Design ships an update every 10 days, Castle fortnightly. The most recent releases landed on October 25, 2026 and October 24, 2026 respectively.
| Parameter | 3D Modeling, Design | Castle |
|---|---|---|
| Price | Free | Free |
| Rating | 4.5 (5.7K ratings) | 4.7 (41K ratings) — better |
| Positive reviews | 34.7% of reviews | 78.6% of reviews — better |
| Number of ratings | 5.7K | 41K — better |
| Update frequency | Every 10 days — better | Fortnightly |
| Ads | No | No |
| In-app purchases | Yes | Yes |
| Monetization | Subscription | Free with in-app purchases — better |
| Best chart rank | — | #171 — better |
| Devices | iPhone, iPad | iPhone, iPad, iPod — better |
| Requires iOS | 16.0 | 15.1 — better |
| Further details — not scored | ||
| Size | 115 MB | 88 MB |
| Age rating | 4+ | 12+ |
| Developer | Magic Unicorn Inc. | Monterey's Coast, Inc. |
Customer experience
3D Modeling, Design
Castle
User reviews
3D Modeling, Design
From 5.7K App Store ratingsWhat we love
- 🚀 Easy to use
- 🚀 Smooth performance
- 🚀 Convenient for mobile 3D modeling
- 👍 Good for 3D printing projects
- 👍 Impressive results for a mobile app
Room to improve
- 🔒 Requires subscription to access core features
- 🔒 Limited functionality without paid plan
- 🐛 Crashes and glitches reported
- 🐛 Unreliable saving and exporting
- 🔋 High resource consumption
Castle
From 41K App Store ratingsWhat we love
- 🚀 Easy to make games
- 👍 Fun and entertaining
- 🎨 Allows creativity and expression
- ⭐ Best game app ever
Room to improve
- 🐛 Crashes and bugs
- 🔧 Difficult for beginners
- 🔒 Restricted features for younger users
- 🔀 Issues with remixing and copying games
Bugs and requests
3D Modeling, Design
Reported bugs
4 issues- Crashes when trying to create models
- Inability to save progress
- Unreliable face tracking and scanning
- Compatibility issues on older devices
Requested features
5 requests- Add ability to customize avatars
- Improve sculpting and modeling tools
- Integrate with other 3D platforms
- Provide more free content and features
- Improve stability and reduce bugs
Castle
Reported bugs
4 issues- Keyboard issues and text input problems
- Crashes when opening the app or creating new decks
- Sound and audio not working properly
- Decks not loading or disappearing
Requested features
5 requests- Add more colors and a color wheel
- Implement a friends system and multiplayer
- Allow longer audio tracks
- Improve text and drawing tools
- Add an undo/redo function
In-app purchases
3D Modeling, Design
- Pro Version$2.997 Days
- Pro Version7 Days trial$5.997 Days
- Pro Version3 Days trial$5.997 Days
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- Pro Version$5.997 Days
- Pro Version3 Days trial$14.991 Month
- Pro Version2 variants$14.991 Month
- Pro Version$29.991 Year
- Pro Version3 Days trial$49.991 Year
- Pro Version$49.991 Year
- Lifetime Access$99.99
Castle
- Dweller$3.991 Month
- Dweller+$7.991 Month
- 100 bricks$0.99
- 550 bricks$4.99
- 1,200 bricks$9.99








