Scenario planning
Model complex loads in minutes
Adjust sling configurations, hook offsets, and centre-of-gravity assumptions with immediate feedback on sling tensions and stability margins.
SlingCalc Platform
Simulate, validate, and document every lift with confidence.
SlingCalc brings engineering-grade load analysis, live 3D visualization, and automated reporting into one seamless workflow. Eliminate guesswork on the hook and move faster from concept to approved lift plans.
Why teams choose SlingCalc
- ⚖️Physics-based solver tuned for multi-sling configurations and center-of-gravity offsets.
- 🎯Interactive 3D scene mirrors the job site so operators and inspectors stay aligned.
- 📋Instant PDF reports with rigging diagrams, sling loads, and stability envelopes.
- 🔒Secure authentication and unit controls support mixed-standard operations.
Team alignmentComing Soon
Share live analysis with crews
Invite supervisors, inspectors, and rigging hands to review the same interactive scene, replacing static spreadsheets and emails.
Rapid reporting
Generate documentation instantly
Auto-generate PDF reports with diagrams and load tables ready for engineering review.
Feature spotlight
- Smart unit conversions
- Toggle between imperial and metric units without losing fidelity—perfect for mixed-standard projects.
- Snapshot-driven reports
- Capture the exact analysis state for documentation, including overlays like forces and coordinates.
- Authentication & roles
- Secure access for field crews and engineering staff with Supabase-backed auth.
Trusted by critical lift teams
SlingCalc is designed alongside heavy industry riggers who demand precision and speed. From petrochemical turnarounds to offshore maintenance, teams rely on it to catch issues before the crane leaves the mat.
Ready to explore?
Jump into SlingCalc now or dive into our knowledge base for more detailed workflows.