608 Practice 64 - App Store

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About 608 Practice

Prepare for your Section 608 certification exam with the most comprehensive study app available. Whether you're going for Type I, Type II, Type III, or Universal certification, 608 Practice has everything you need to...

Prepare for your Section 608 certification exam with the most comprehensive study app available. Whether you're going for Type I, Type II, Type III, or Universal certification, 608 Practice has everything you need to pass. Hundreds of Practice Questions Study from a massive question bank covering all four exam sections: Core, Type I, Type II, and Type III. Every question has four answer options and a detailed explanation, just like the real exam. New questions are added regularly. Pressure-Temperature Chart Questions Practice reading PT charts the way you will on the real exam. An interactive chart covering R-22, R-134a, R-410A, R-404A, and R-32 is built right into the questions. Calculate superheat, subcooling, identify refrigerants, and compare pressures across different refrigerants. 5 Study Modes Per Section Cram Mode - Read through every question with the correct answer and explanation shown. Absorb the material before testing yourself. Study - Answer questions at your own pace with instant feedback. Your position is saved so you can pick up where you left off. Smart Practice - The app tracks what you get wrong and builds focused sessions around your weak spots. 75% of questions come from your weakest areas, 25% from material you haven't seen yet. Questions you master (3 correct in a row) are excluded so you spend time where it matters. Mock Exam - Simulate the real exam with 25 random questions. 72% required to pass, just like the actual certification test. Review your answers with full explanations after each attempt. Most Missed - See which questions you get wrong most often, organized by section. As you master questions, they leave the list automatically. Track Your Progress Study streak counter to keep you motivated Per-section readiness scores Mastery tracking for every question (3 correct answers in a row = mastered) Best test scores by section Full history of practice and test results Study Reminders Set daily or weekly notifications to keep your study habit consistent. Choose your preferred time and frequency. Works Offline All questions are stored on your device. Study anywhere, anytime, with no internet required. Questions sync automatically in the background when updates are available. Built for the Real Exam 72% passing score, matching the actual Section 608 exam 25 questions per test, same as the certification Four answer options per question, just like the real thing Covers all current regulations including the AIM Act and 2026 rule changes Privacy First No account required. No personal data collected. All your progress stays on your device.

Version History • App now available in Spanish (Latin American): full UI and the entire question bank translated • Language toggle in About; follows your device language by default • Search works in both English and Spanish • New bookmark filter in Cram and Study, so you can review just your flagged questions • Backup & Restore in About: save or load your progress from a file 64 Apr 17 • Trimmed repetitive PT chart lookup questions and shuffled the remaining ones for better variety in Cram mode • Under the hood: PT chart is now data-driven, so future chart updates no longer require an app release 62 Apr 11 Spaced repetition in Smart Practice - questions are now scheduled using the SM-2 algorithm. Questions you get wrong come back quickly, questions you know well are spaced further apart. Much more effective for long-term retention. Search - find any question by keyword from the home screen. Search across question text, answer options, and explanations. Progress charts - visual score trends over time per section with a 72% passing threshold line. Toggle between all sessions and tests only. Category breakdown with average scores. Question content fixes and improved explanations across the question bank. Stability improvements to the question sync and data handling. 60 Apr 10 Completely rebuilt from the ground up. 5 study modes per section: Cram, Study, Smart Practice, Mock Exam, and Most Missed Smart Practice adapts to your weaknesses, weighting 75% of questions toward areas you struggle with. Mastered questions are excluded automatically. Mock Exam matches the real test: 25 random questions, 72% to pass, no feedback until the end Most Missed shows your most frequently wrong questions, sorted by miss count Bookmark questions from any mode for quick review later Interactive pressure-temperature reference chart with R-22, R-134a, R-410A, R-404A, and R-32 Per-section progress tracking with readiness scores, mastery counts, and best test scores Full result history for every practice and test attempt Study reminders with daily or weekly notifications Swipe navigation between questions in all modes Every question reviewed for accuracy and updated to current regulations New questions sync automatically over the air Works completely offline Tablet and accessibility support Dark mode support 57 Apr 8 made answers tappable, instead of just the checkbox added option to retake the same practice test 50 03/04/2022 framework updates. corrected a few answers that were wrong. fixed some incorrect grammar. reworked the coding behind practice test reviews. 47 02/27/2022 minor optimizations 43 09/17/2020 add landscape mode 42 07/08/2020 Fixed incorrect answer 41 05/05/2020 Fixed a typo 40 04/29/2020 fix incorrect answer 39 02/29/2020 Fixed incorrect answer 38 02/27/2020 Implemented feature suggested by HfLyou to continue where you left off in the study section. 28 02/02/2020 UI Tweaks 27 01/15/2020 fix bug in review section 26 12/04/2019 fix crashing on XS and XR phones 25 09/23/2019 iOS 13 compatibility 24 09/13/2019 moved from switches to checkboxes 22 05/19/2019 Data is now all local. Fixed some bugs with navigation between screens. Enhanced the practice test review. Added a help screen. 19.5 02/16/2019 import data on first run, instead of at each section 17.1 09/02/2018 added a "Show Answer" button in the study mode, per user request. 8.1 08/21/2018 removed unused 10MB pdf for smaller app size 6.1 08/20/2018 fixed a loop that was duplicating practice test questions 4.0 08/16/2018 3.0 08/11/2018

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Previous Versions

Here you can find the changelog of 608 Practice since it was posted on our website on 2020-06-01 22:50:18. The latest version is 64 and it was updated on 2026-06-23 04:29:45. See below the changes in each version.

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