The best level 2 plumbing exam prep apps on iPhone average 4.7★ across 222+ titles — we've ranked them by what real users actually keep on their phones. Updated June 2026.
Study for the PTCB or PTCE exam with 890 practice questions and aim for a 100% pass rate using this specialized study tool. Download the app, spend 15 minutes a day practicing, and ace the final exam effortlessly!
Prepare for your licensure tests with our PSI Test Prep app, offering practice questions, detailed progress tracking, custom study sessions, explanations, and references. Advance your knowledge level and pinpoint areas for improvement before test day with our premium content. Upgrade to unlock the full set of questions with affordable in-app purchases.
What We Love
🚀 Excellent preparation for the test
👍 Convenient and efficient study tool
🚀 Helpful for understanding concepts and questions
👍 Provides a better understanding of the exam
Room to Improve
🐛 Questions not formatted the same as the actual test
🐛 Questions not up-to-date with the latest exam format