Tolerance Mate
ISO 286 tolerance calculation, fit analysis and PDF reports in one app.
- ISO 286-1 / 286-2
- Fit analysis
- PDF report
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Sossial
On Google Play: Sossial Social & File Sharing
Open, measure and share DWG, DXF, STEP and STL drawings on your phone.
Get it onGoogle PlayLast updated: November 1, 2026
- DWG / DXF
- STEP / STL 3D
- Measuring tools
- No ads
Screenshots
What does it do?
Sossial is a social app for people who work with technical drawings. Open DWG, DXF, STEP and STL files on your phone without a desktop CAD program, take precise measurements, mark them up and discuss them with your team in one place.
No more asking "Can you send it as a PDF?": open the original file, measure it and reply in seconds. Sossial has no ads.
Features
2D drawing viewer
- Open DWG and DXF drawings
- Smooth pan and zoom even on large drawings
- Show or hide layers
- Turkish and international characters display correctly
3D model viewer
- STEP, STP, IGES, STL, OBJ, 3MF and more
- Rotate, zoom and fit
- Toggle model edges and axis indicator
Professional measuring
- Snap to endpoints, midpoints, centers, quadrants and edges
- Length, ΔX, ΔY, ΔZ, angle and parallel distance
- Circle diameter; arc radius, length and angle
- Tap a shaft or hole in 3D for its diameter; wall thickness
Markup, feed and chat
- Draw on any drawing or model and send it to chat
- Export the current view as PDF
- Share drawings, models, photos and videos in your feed
- One-to-one and group chat; preview PDF, Word and Excel
Career and privacy
- Build your CV and show your expertise
- Files are encrypted before upload
- Visibility settings, reporting and blocking
- Delete your account and data at any time
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