19 apps · 4 areas · PT · EN · ES
An App Ecosystem for Geotechnical and Environmental Engineering
Calculation tools with interactive visualization, from foundation design to lab testing.
No sign-up needed: open any app and start calculating.
Built for everyday geotechnical work
Interactive charts and 3D
Every result is drawn on a chart that follows your inputs as you type; foundations, slopes, walls and wells in 3D too.
Theory beside the calculation
Each method's assumptions, formulas and references, one click away, to check and to cite.
Brazilian and international standards
ASTM and AASHTO in English and Spanish, NBR and DNIT in Portuguese, with the standard followed stated in each app.
Results to take with you
Download the charts as PNG or SVG and copy the results tables into your spreadsheet.
Start now, right in your browser
Nothing to install and no sign-up. Create an account whenever you like.