See the structure
respond in real time.
Apply a load and watch the beam deflect, with shear and moment diagrams updating instantly. No guesswork — every result traces back to the code equations behind it.
Try the Beam Calculator →Tools built for real work
Every calculator shows its formulas. Every template is unlocked and editable. No black boxes.
Beam Calculator
Reactions, shear, moment & deflection diagrams
Unit Converter
Force, moment, stress & length — SI and Imperial
Rebar Calculator
Bar areas, counts & spacing — EC and ACI
Seismic Base Shear
Equivalent static method — EC8 & ASCE 7
RC Design Pack
Beam, slab, column & footing Excel sheets
Steel Design Pack
Beams, columns & connections per AISC/EC3
Three steps. Zero friction.
Pick a tool
Choose from beam analysis, load calculators, section tools and more.
Enter your data
Switch between Eurocode and ACI, SI and Imperial units instantly.
Get results
Live diagrams, formulas shown, ready to export or hand off.
Start calculating now — it's free.
No account required. Open any calculator and get results in seconds.