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.

OFFICIAL DVSA QUESTION BANK
All 791 questions from the latest DVSA revision material, organised into the 4 DVSA 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

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

Important Disclaimer

What’s new

• Tablets: the home screen now fits the screen, so every topic is visible without scrolling.
• Clearer scrolling in the topics list.
• Read aloud is on by default.
• Bug fixes and improvements.