KeepSimple
A free library of cognitive biases with over a thousand use cases, designed to help teams improve UX and decision-making.
Score
75
User Rating
3.5
Free/Trial Support
Supported
Starting Price
--
Last Updated
Aug 13, 2026
Overview
What is KeepSimple?
UX Core is the biggest free library of cognitive biases (thinking patterns), offering over a thousand use cases to help teams understand and mitigate biases in design and decision-making processes.
What is KeepSimple used for?

Top Features
- Free access to cognitive bias library
- Over a thousand use cases
- Web-based platform
- Categorized biases for easy navigation
How to use KeepSimple?
Access the web-based library to browse cognitive biases, explore use cases, and apply insights to UX projects, team discussions, or personal learning for better outcomes.
Alternative Tools
No alternative tools found
Pros & Cons
Pros
- Completely free
- Extensive database of biases
- Useful for UX and research
- Easy to use web interface
Cons
- Limited customizability
- No advanced features like AI or analytics
Use Cases
- UX design and research
- Team training on cognitive biases
- Academic studies in psychology
- Improving decision-making in business
KeepSimple Pricing
Free Plan
No detailed pricing information available
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