Kraepelin Test: Pauli Focus
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Description
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 to 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.