STL Viewer: 3D Model & Print

View STL 3D models and prepare them for 3D printing on your iPhone or iPad. Built for makers, engineers, designers, and 3D printing enthusiasts who need to open, inspect, measure, and export 3D mesh files with precision. KEY FEATURES UNIVERSAL STL SUPPORT • STL (binary and ASCII) • High-poly mesh handling • Fast file opening from Files app, share sheet, or AirDrop • Direct import from Thingiverse, Printables, MakerWorld, and other 3D model sites PRECISION MEASUREMENT TOOLS • Distance measurement between any two points on the mesh • Angle measurement across three vertices • Bounding box with exact X, Y, Z dimensions • Measurement units: mm, cm, inches PROFESSIONAL 3D INSPECTION • Solid and wireframe render modes • Smooth orbit camera with pinch-to-zoom, pan, and rotate gestures • Floor grid overlay for scale reference • Customizable model color • Real-time lit shading with directional and ambient lighting EXPORT & SHARE • Export to OBJ, DAE, and DXF formats • Capture high-resolution screenshots of any view • Share directly to Prusa Slicer, Bambu Studio, Creality Print, and other slicers • Preserve mesh integrity across exports PERFECT FOR • 3D printer owners checking models before slicing • Engineers inspecting CAD exports as STL • Designers reviewing client meshes on the go • Makers browsing Thingiverse, Printables, MakerWorld files • Students learning 3D modeling and printing • Anyone who needs to view STL files without a desktop PRECISION VIEWER • Hardware-accelerated 3D rendering • Infinite pinch-to-zoom for detailed inspection • Smooth gesture controls for any model size • Handles models with hundreds of thousands of triangles PRIVACY FIRST • All processing happens entirely on-device • No internet connection required • Your files never leave your device • Works completely offline — 100% private and secure Download now and inspect your STL files with professional-grade precision. Privacy Policy: https://nagy-legal.vercel.app/stl-viewer/privacy.html