Pass the Master Mechanical exam.
Original questions written against the exam outline. Timed practice. Weak-area drills. Ask Criss cites the code — not a PDF dump.
Practice quizzes
Original questions on gas piping, venting, refrigerants, hydronics, and the IMC. Instant feedback with why the answer is right.
Timed exam + Ask Criss
A 50-question timed run, then Criss cites IFGC / IMC / ASHRAE section numbers — in her own words, never a code dump.
Weak-area drills
Every miss is saved. The study plan ranks what to hit next so you are not rereading chapters you already know.
One price. Everything in.
- ✓ Full access to all study material
- ✓ Unlimited practice quizzes
- ✓ Ask Criss — 24/7
- ✓ Lifetime access — no subscription
- ✓ All future updates included
Straight answers before you pay.
Is this a subscription?
No. Master Mechanical Buddy by Cross University is a one-time $49 lifetime unlock. You pay once, you keep everything, and you get every future Pro feature we ship at no extra cost.
Are you affiliated with the ICC?
No. We are not affiliated with, endorsed by, or sponsored by the International Code Council. We are an independent study tool built by a working master mechanical contractor who wrote every question from scratch.
What is included for $49?
The full timed practice exam, unlimited category quizzes, Ask Criss with photo input, your personalized study plan, state-specific code amendments, weak-area tracking, and every Pro feature we ship in the future.
Do you offer a refund?
Yes. Email crossmechanical22@gmail.com within seven days of purchase and you get a full refund — no questions, no forms to fill out.
Do I need to install an app?
No. Master Mechanical Buddy by Cross University runs in your browser on any phone, tablet, or computer. On iPhone and Android you can also add it to your home screen for a one-tap launch — no App Store or Play Store required.
How long does it take to prepare for the exam?
Most techs pass after sixty to ninety days of consistent study. The personalized study plan adjusts as you go, so the more you practice the more it focuses on what you actually miss.
Can I try it before paying?
Yes. The free plan gives you five categories of practice quizzes plus the full timed practice exam. You only upgrade when you want Ask Criss, photo input, and state-specific code coverage.