LongCatAi vs RoomScanner3D
Price, ratings, monetisation and update history for both apps, side by side β with what reviewers say about each.
LongCatAi
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LongCat AI β Intelligent Writing Powered by LongCat LongCat AI is an iOS app built on the advanced LongCat model, delivering fast, natural, and high-quality AI text generation right on your device. Whether youβre drafting ideas, rewriting content, creating stories, or generating social media captions, LongCat AI helps you write smarter and faster. Features β’ AI-powered writing assistant β’ Creative content generation β’ Text rewriting and expansion β’ Clear and intuitive user experience β’ Fast response and high-quality output In-App Purchases LongCat AI uses a credit-based system. Credits can be purchased through Apple In-App Purchase and are used when generating AI content. There are no subscriptions β you only pay for what you use. Start creating with LongCat AI and turn your ideas into words instantly.
RoomScanner3D
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Turn any room into an accurate 3D plan in minutes RoomScanner 3D uses Apple RoomPlan and LiDAR to capture walls, doors, and windows, then delivers a measured 2D floor plan, 3D model, and export-ready files for renovation, interior design, or construction. LiDAR scanning in ~30 seconds Walk slowly around the room while RoomScanner 3D builds a detailed capture. Coverage hints and quality checks help you get accurate results on the first try. Measured 2D floor plans Every wall, door, and window is labeled in meters. Pinch to zoom, review project details, and edit the plan when needed. 3D preview View your room in Quick Look and SceneKit. Export USDZ for AR viewing and sharing. Professional export formats Share everything from one place: β’ PDF - report with floor plan and 3D snapshot β’ DXF & SVG - for AutoCAD, SketchUp, and other CAD tools β’ USDZ - 3D model for AR β’ Dimensions schedule -JSON and CSV Choose an export preset: Designer, Contractor, or Lightweight (geometry only). Furniture layout Arrange furniture on the 2D plan or place items in AR with corner calibration. Catalog includes beds, sofas, tables, wardrobes, and more. AR Ruler Measure distance, area, and level on any ARKit device - no LiDAR required. Project library Save scans, search projects, and share files through the system share sheet. Perfect for β’ Interior designers β’ Contractors and builders β’ Real estate professionals β’ Homeowners planning renovations β’ Anyone who needs a fast, accurate room plan Requirements β’ Room scanning: LiDAR-equipped iPhone or iPad Pro β’ AR Ruler: any ARKit-compatible device β’ iOS 17 or later Scan. Plan. Export. RoomScanner 3D takes you from measurement to shareable files in one app.
Screenshots
Verdict
The clearest difference is in-app purchases: RoomScanner3D at none against LongCatAi's 4. RoomScanner3D also leads on iOS requirement (17.0 vs 26.0). On price, ads and device support there is nothing between them.
Scored on Price Β· Rating Β· Positive reviews Β· Number of ratings Β· Update frequency Β· Ads Β· In-app purchases Β· Monetization Β· Best chart rank Β· Devices Β· Requires iOS
Both are free to download. LongCatAi sells 4 one-off in-app purchases. RoomScanner3D asks for nothing beyond the download.
| Parameter | LongCatAi | RoomScanner3D |
|---|---|---|
| Price | Free | Free |
| Ads | No | No |
| In-app purchases | Yes | No β better |
| Devices | iPhone | iPhone |
| Requires iOS | 26.0 | 17.0 β better |
| Further details β not scored | ||
| Size | 12 MB | 5 MB |
| Age rating | 12+ | 4+ |
| Developer | δΏζ° ζ | Dmitry Senchikhin |
In-app purchases
LongCatAi
- Starter Plan$9.99
- Basic Plan$29.99
- Plus Plan$49.99
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- Professional Plan$99.99
RoomScanner3D
No in-app purchases
Questions
Is LongCatAi free?
Is RoomScanner3D free?
Do LongCatAi or RoomScanner3D have ads?
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