About PrepDrill
Professional License Exam Preparation for Blue-Collar Trades
PrepDrill exists to help professionals pass mandatory licensing exams. We provide practice questions based on official government handbooks for Notary Public, FAA Part 107 Drone Pilot, Electrician, CDL Hazmat, and other professional licensing exams. No fluff—just rapid-fire questions with instant feedback.
What We Offer
Official Handbook-Based Questions
All questions are generated from official government handbooks and testing supplements. We cite specific pages and regulations in every explanation.
State-Specific Exams
We focus on state-specific licensing exams that national prep companies ignore. California Notary, state Electrician exams, and more.
Drill Mode (Practice)
Learn as you go with instant feedback and detailed explanations with citations. Perfect for understanding regulations and requirements.
Simulator Mode (Exam)
Simulator mode mimics real exam conditions with time limits and no hints. Perfect for self-assessment and exam readiness.
Cheat Sheets & Study Guides
Reference tables, study guides, and cheat sheets based on official materials. PDF-friendly for offline study.
200+ Questions Per Exam
Each exam includes 200+ practice questions covering all topics from the official handbook. Enough practice to ensure you're ready.
Official Sources Only
All questions are generated from official government handbooks, testing supplements, and regulatory documents. We cite specific pages and regulations in every explanation.
No Fluff, Just Practice
No 10-hour video courses. Just rapid-fire questions, instant feedback, and exam simulations. Get straight to what matters: passing your licensing exam.
State-Specific Focus
National prep companies ignore state-specific exams. We build the California Notary, state Electrician, and other state-specific exams that the giants are too lazy to build.
Why Choose PrepDrill?
100% Free & Accessible
All practice exams are completely free. No hidden costs, no subscriptions. Quality exam prep should be accessible to everyone.
Comprehensive Question Bank
8+ practice questions covering all topics from official handbooks and regulatory documents.
Instant Feedback & Explanations
Every question includes detailed explanations with citations to official handbook pages and regulations, helping you understand not just the correct answer, but where to find the information.
Realistic Exam Conditions
Our simulator mode mimics real licensing exam conditions with time limits and no hints, helping you assess your readiness for the actual exam.
Regularly Updated Content
We continuously update our content to reflect the latest regulations, handbook revisions, and exam requirements. New questions and assessments are added frequently.
Expert-Curated Questions
All questions are generated from official government handbooks and testing supplements, ensuring accuracy and alignment with actual exam content.
Our Mission
The professional licensing exam prep market is dominated by expensive courses and outdated materials. But when you're trying to pass your California Notary exam or get your FAA Part 107 drone license, you need focused practice, not 10-hour video courses.
We built PrepDrill for professionals who need to pass mandatory licensing exams. For notaries, electricians, drone pilots, and truckers who need rapid-fire practice questions based on official handbooks, not fluff.
This isn't just another prep site. It's a focused exam simulator for blue-collar professionals. We provide free practice questions based on official government handbooks, with instant feedback and citations. No subscriptions, no video courses—just what you need to pass.
Frequently Asked Questions
Explore Our Resources
Practice Exams
Take our free professional license practice exams with instant feedback and detailed explanations with citations.
View All AssessmentsCalifornia Notary Exam
Prepare for the California Notary Public Exam with questions based on the Official 2025 Handbook.
Start PracticingStudy Guides
Access cheat sheets and study guides based on official handbooks. PDF-friendly for offline study.
View ResourcesReady to Pass Your Licensing Exam?
Start preparing for your professional license exam today with our free practice questions based on official government handbooks.