Playable demo
Trade Compass
A study and on-the-job reference app for the skilled trades. This is the app running in your browser. No account needed, and your progress stays in this browser.
Open full screenLessons by trade
Pick a trade and work through its lessons, from basics to field procedures.
Practice exams
Quizzes and timed exams, with an explanation for each answer.
Field tools
Calculators, troubleshooting guides and chemical safety lookups.
English and Spanish
Switch languages in Settings. It follows your browser by default.
The demo opens each trade's safety content and the first lesson of every section. Features that use the phone's camera work only in the Android app.