01
Adaptive assessment
Challenge levels respond dynamically as you progress, creating a more personalized evaluation experience.
PerformanceExcellent
Cognitive intelligence, redesigned
Understand how
your mind thinks.
A refined cognitive experience built to help you assess, understand, and strengthen the way you think — all from your iPhone.
8Cognitive domains
100%On-device privacy
iPhoneDesigned for iOS
Daily Sprint8 questions
Thinking profileThe Analyst
9:41● ●●
Good morning
Train your mind
Z
Weekly progress72%
MTWTFSS
🔥
12 daysStreak
⌁
124IQ score
For youSee all
PERSONALIZED
Brain Gym
Train focus, speed and flexibility.
Adaptive IQ Test
Discover your cognitive profile.
Adaptive testingBrain analyticsDaily trainingPrivate by design
A smarter cognitive experience
More than a score.
More than a score.
A clearer view of your mind.
Zehn turns cognitive assessment into an elegant, focused experience designed around meaningful insight and daily progress.
02
Brain profile
See how your cognitive strengths come together in a clear, visual profile.
03
Daily momentum
Short cognitive sessions make it easy to keep your training consistent.
Eight cognitive domains
One connected picture of how you think.
LogicPattern RecognitionSpatial ReasoningMemoryAttentionProcessing SpeedVisual ThinkingMental Flexibility
Privacy by design
Your results stay yours.
Zehn is designed around a privacy-first experience. Your cognitive journey stays focused on you, without turning your results into a social profile.
✓ On-device experience✓ No public profile✓ Built with privacy in mind
Available on iPhone
Download on theApp Store
Discover your cognitive signature.
Start with Zehn and build a clearer understanding of the way you think.