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.

Recent changes:
Bug fixes and minor improvements.