Kraepelin Test: Pauli & Focus

Kraepelin Test is the complete Pauli & aptitude test trainer: practice mental math, focus and concentration to get ready for psychometric, job and recruitment assessments. Build the speed, accuracy and endurance that hiring tests measure — a little every day. The Kraepelin Test (also known as the Pauli test or "Koran" test) is a classic speed-arithmetic drill used worldwide in psychological and employment assessments. This app turns that drill into a daily habit, with real-time scoring and clear performance insights. 📋 HOW IT WORKS You see columns of single-digit numbers. Add each pair of adjacent digits and tap only the LAST digit of the sum — as fast and accurately as you can before time runs out. Simple to learn, genuinely challenging to master. 🎯 WHAT IT TRAINS • Speed — mental arithmetic under time pressure • Accuracy — precision on long, repetitive calculations • Consistency — steady focus from start to finish • Endurance — concentration stamina over long drills 🔥 BUILD A DAILY HABIT • Streaks that reward you for practicing every day • Daily goal ring — set 3, 5 or 10 minutes and watch it fill • Daily Challenge — beat your best score to earn a bonus • Achievements to unlock as you improve • History & Trends — track speed, accuracy, consistency and endurance over time 📊 DETAILED RESULTS • Overall score with a Very Bad → Very Good rating • Correct, wrong, accuracy % and speed for every session • Segment-by-segment performance charts • Deeper Insights: your strongest area, the area to improve, and per-metric rings • Export any result to PDF and share it ⏱️ REAL EXAM PRACTICE • Official 11.5-minute and 22.5-minute drills • Quick 1, 2, 5 and 30-minute sessions, or a custom length • Horizontal or vertical question layout • Phone (123) or calculator (789) keypad ✨ MORE • Works 100% offline — practice anywhere, no internet needed • Dark mode and accent colors • Sound & vibration feedback • English & Indonesian • No sign-up required — start instantly 👥 PERFECT FOR • Job seekers preparing for psychometric and aptitude tests • Students getting ready for company or civil-service entrance exams • Anyone training focus, concentration and mental math • Brain-training fans who love a daily cognitive challenge Remove ads anytime with a one-time Premium upgrade. Download Kraepelin Test and start building sharper focus, faster mental math and stronger concentration today.