Buf3D Lite 3D Viewer STL & OBJ

View 3D and LDraw models with cinematic quality, build them step by step, convert them to other formats or turn them into comic-style line art.

Free version with every feature: open a selection of catalogue models and your own STL, OBJ, PLY and other files up to 200,000 triangles. Buf3D+ unlocks the whole catalogue of nearly 15,000 models, your own LDraw files and models of any size.

STEP-BY-STEP BUILDING

• Parts list for every step, with colour and your progress in each batch

• A window with the next part, and the part highlighted on the model

• Portrait or landscape, and distraction-free full screen

IMAGE QUALITY

• Cinematic shader: realistic plastic, metal, rubber and pearl

• Rim light so dark parts keep their shape

• Accurate outline edges, skies and environment reflections

COMICS AND LINE ART

• Manga, Comic and LineArt styles for backgrounds and references

• LineArt: black outlines and shadow edges on white, ready to ink or colour over

• PNG export with transparent background, to use as a layer in your drawing app

• Adjustable line and halftone thickness

NEARLY 15,000 MODELS

• Catalogue with links to LDraw models, cars, motorbikes and much more

• Open your own files from the device or from a download

• LDraw parts library downloadable or from your own ZIP, offline

FORMATS

• Reads LDraw (DAT, LDR, MPD, L3B), LXF/LXFML, 3DS, LWO, OBJ, STL, PLY, OFF, DXF and PRJ

• Exports to OBJ, STL, 3DS, LWO, OFF and POV-Ray choosing the number of triangles, ideal for 3D printing

• Also exports a JPG, PNG or BMP image and the parts list

HUGE MODELS ON MODEST PHONES

Buf3D uses a version of the Progressive Fans technology developed by Antonio Cortés Carrillo: it builds and displays multiresolution models of millions of triangles out of core, adjusting the detail in real time.

Get the whole catalogue with Buf3D+: https://play.google.com/store/apps/details?id=com.cimplus.buf3dp