Practical learning.
Repeated practice, clear feedback and a connection to the reasoning expected in your trade and on exam day.
About CodeSafe
BUILT FOR
THE TRADES.
READY FOR THE EXAM.
CodeSafe is an independent exam preparation platform for apprentices, technicians and tradespeople working toward Canadian licensing and certification.
CodeSafe Canada, operating under Varkelon Holdings LTD.
CODESAFE ACADEMYPRODUCT DEMOPracticeMock examsAnswer review
Electrical fundamentalsSample question
A 24 V circuit has 6 Ω resistance. What current flows?
A2 A
B4 A
C6 A
Understand the answer.Ohm’s law: I = V ÷ R. Divide 24 by 6 to get 4 amperes.
Illustrative demo · no saved progressLearn the reasoning
More than a right or wrong answer.Build the understanding behind the score.
Our approach
Trade knowledge. Tested understanding.
Understanding comes first.
Go beyond recalling an answer. Learn the code logic, safety principles and diagnostic thinking behind it.
Respect for your time.
Study in focused sessions, review your mistakes and return with a clearer idea of what to work on next.
Where we started
Built from gas prep.
Growing with the trades.
CodeSafe started with gas technician exam preparation for G3, G2 and G1. As the platform grew, the same need emerged across other trades: clear explanations, realistic practice and study tools that respect the pressure of certification.
Today, CodeSafe supports 20 trade paths. Our purpose stays the same: make preparation clearer, more affordable and focused on understanding.
Your study tools, together.
Build a routine around practice, review and the next useful step.
Trade-specific practice
Timed mock exams
Topic-based study paths
Answer explanations
Progress and readiness tools
AI-supported learning
An independent educational platform.
CodeSafe is not affiliated with, endorsed by or sponsored by TSSA, Skilled Trades Ontario, Red Seal or any licensing authority. It does not guarantee exam results or replace official code books, apprenticeship training, classroom instruction or field experience.
Your trade exam deserves a game plan.
Start with 30 free questions. Find the gaps. Build your exam confidence.