Welcome back, oTTonaut.

Choose the module you want to work with.

• Live
  01

  Footing Design BETA

  Isolated and strip footings.

• Live
  02

  Retaining Walls BETA

  Cantilever and gravity wall design.

• In Design

  03

  Beam Design

  Reinforced concrete. Steel and timber coming soon.

• In Design

  04

  Column Design

  Axial, bending and combined loads.

Testing platform — each module is developed and tested independently while we verify the engineering. Soon, oTTo will orchestrate the entire design and calculation process end to end.