ADI PDI Theory Test & Toolkit

Webrich Software

In-app purchases

About this app

Pass the ADI Part 1 Theory Test and grow your career as an Approved Driving Instructor (ADI) or trainee Potential Driving Instructor (PDI) — all in one app. Practise with 791 DVSA revision questions, complete Hazard Perception clips, the full Highway Code, and a brand-new toolkit built for ADIs and PDIs.

DVSA QUESTION BANK
All 791 questions from the latest DVSA revision material, organised into the 4 bands:
• Band 1 — Road Procedure (315 questions)
• Band 2 — Traffic Signs & Signals, Car Control, Pedestrians, Mechanical Knowledge (266 questions)
• Band 3 — Driving Test, Disabilities, Law (132 questions)
• Band 4 — Publications, Instructional Techniques (78 questions)

REALISTIC MOCK TESTS
Sit the real exam with 100 randomly selected questions across all bands. Pass mark is 85 — just like the actual test. Detailed results with explanations for every question.

HAZARD PERCEPTION TRAINING
Built-in hazard perception practice with 34 CGI and 12 real-world clips. Watch the introductory guide, practise spotting developing hazards, and review your scoring. Mock test history and per-attempt detail charts let you track your progress.

THE HIGHWAY CODE
Browse the complete Highway Code as a searchable e-book. Bookmark rules for quick reference, use the listen-aloud feature, and study in portrait or landscape mode.

FLASH CARDS
Reinforce your knowledge with quick flash cards — perfect for last-minute revision before your test.

INSTRUCTOR TOOLKIT (NEW)
A complete set of tools for PDIs working through qualification and qualified ADIs delivering lessons:
• PDI Roadmap — your step-by-step qualification path from application to Part 3
• Part 2 / 3 Prep — training modules and scenarios mapped to the DVSA marking sheets
• Standards Check — score yourself across all 17 competencies (Lesson Planning, Risk Management, Teaching & Learning)
• Pupil Tracker — log every pupil's progress against the 27 DVSA driver-record skills using the 6-level scale
• CPD & Renewal — log Continuing Professional Development activities and prepare for your 4-year renewal
• Lesson Diary — schedule and manage your lessons
• Test Routes — quick reference for test centres
• Books & Tools — recommended titles and gear curated for instructors and learners

SMART PROGRESS TRACKING
Track performance across all bands with detailed charts. Identify weak areas, retry incorrect questions, and monitor improvement over time. Your progress, bookmarks, and toolkit data sync across all your devices.

STUDY YOUR WAY
• Choose how many questions per practice session
• Instant feedback or end-of-test review mode
• Dark mode and adjustable text size
• Full VoiceOver accessibility support
• Email your test results for offline review

DESIGNED FOR SUCCESS
Clean, intuitive interface that lets you focus on learning. Built by experts who understand the ADI qualifying process — from Part 1 revision through Part 3 and continuing CPD.

Official Sources & Disclaimer

Official Step-by-Step Guide to Becoming an ADI: https://www.gov.uk/become-car-driving-instructor

Official Guide to the ADI Register, Rules, and Requirements: https://www.gov.uk/government/publications/whats-involved-in-being-a-driving-instructor/approved-driving-instructor-adi-register-guide

Book Your Official ADI Part 1 Test: https://www.gov.uk/adi-part-1-test

Official DVSA Safe Driving for Life Portal: https://www.safedrivingforlife.info/

Important Disclaimer

This application is an independent training, study, and exam preparation tool. It is not an official product of, affiliated with, endorsed by, or sponsored by the Driver and Vehicle Standards Agency (DVSA), the Driver and Vehicle Licensing Agency (DVLA), or any UK government department or agency.

What’s new

Bug fixes and improvements.