Professional construction calculators and site documentation tools. No account. No internet. No ads. Just open the app and get to work.
Professional tools that work offline, every time.
Convert instantly between slope ratio, percentage, and degrees. Calculate run and rise distances for any gradient. Live-sync fields update as you type.
Solve right triangles by entering any two values. See the result drawn in real time with colour-coded sides and angles. Perfect for setting out corners.
Precision bubble level with surface and edge modes. Set your tolerance, lock readings, and calibrate for your device. Visual and haptic feedback.
Calculate volumes for slabs, columns, footings, beams, and stairs. Add wastage factor, toggle pump surcharge, and save calculations.
Capture progress photos, track issues, assign categories, and generate PDF reports. Filter by status and export date-ranged reports for clients.
Set a base point and calculate reduced levels from staff readings. Save points, search your log, and recalculate when your base changes.
Precision tools
Offline
Free to use
Ads