ScanAce vs Precis3D

ScanAce is a professional 3D scanning app for surveyors, construction and utility workers, archeologists, architects, and GIS professionals. It turns your smartphone or tablet into a handheld imaging laser scanner and allows you to precisely capture the reality around you and generate accurate 3D models for planning, documentation or digital twins.  All processing is done on your device, no other services or cloud connections are needed. It is using Augmented Reality and SLAM positioning technology on your iPhone or iPad. You can connect your RTK GNSS to achieve a precise georeference. Features: - 3D scanning - Standard mode: 350.000 points/second - Extreme high mode: 1.000.000 points/second - 3D-model viewer - Geo-reference your scan and share with the GeoAce app - Export the RGB point cloud in E57, LAS, LAZ formats - Export textured 3D-model to OBJ, USDZ formats The Free version includes all the above features, except the geo-referencing function and scanning is limited to one recording of maximum 20 s  every 15 min. All new users can evaluate the Professional subscription (no limitations) 7 days for free. For further information: •ScanAce Privacy Policy: https://its-geo.eu/Privacy.html • ScanAce Terms and Conditions: https://its-geo.eu/terms-of-service.html

Precis3D is a full-scale precision 3D scanning app for iOS. It uses your device's LiDAR and camera to capture physical objects in real-time, then reconstructs them into high-quality 3D models with up to 0.1–0.3mm precision. Key Features: • LiDAR + Photogrammetry Fusion: Combines depth and visual data for optimal reconstruction • Smart Capture Guidance: Real-time spherical coverage tracking with a HUD overlay • Export to Multiple Formats: STL, 3MF, OBJ, USDZ, PLY • Export Limits: 1 free USDZ export per day; premium STL/3MF/OBJ exports available via in-app purchase • Auto Frame Quality Assessment: Filters out blurry or over/under-exposed shots before reconstruction Requirements: - iPhone 12 Pro or newer (LiDAR required) - iOS 17.0+ No account required. No ads. No data collection. https://www.apple.com/legal/internet-services/itunes/dev/stdeula/