Find the gaps
Start with a fast diagnostic across Core and Types I–III.
Stop memorizing answer keys. Practice all four sections with plain-language explanations, switch to real Spanish anytime, and drill what you miss — even without a signal.
What colors identify a refrigerant recovery cylinder?
Tap an answer. This is exactly how the app teaches: instant feedback, then the why.
TradePass turns every wrong answer into the next drill, then proves you're ready in exam mode.
Start with a fast diagnostic across Core and Types I–III.
Review missed concepts in plain language, not copied answer keys.
Practice under exam-style conditions until every section clears the line.
Every question tells you why the right answer is right — in plain language, the way a good instructor would.
Every question written in both languages by people, not machine-translated. Switch anytime, even mid-quiz.
Fully offline. Ten-minute drills that target your weak areas. Study in the truck, the break room, anywhere.
Finish the program, take your EPA 608, and if you don't pass, we refund you. Simple as that.
Launch commitment · eligibility terms shown before purchase.No subscription trap. Join now to reserve 30% off the launch price, then decide when the app is ready.
No. TradePass is independent study material. You take the real proctored exam with an EPA-approved provider — we get you ready to pass it the first time.
Core plus Type I (small appliances), Type II (high pressure) and Type III (low pressure) — everything you need for Universal.
Soon. Leave your email and you'll get 30% off the launch price — no spam, one email when it's live.
Yes — every question, every explanation, every screen. Written by people, not auto-translated.
No. The waitlist is free and needs no card. You decide whether to buy when TradePass launches.