Simple Decider combines expected value analysis, weighted scoring, and decision journaling into one tool. Stop guessing. Let the math guide you.
Built on proven frameworks from
Decision Science • Behavioral Economics • Actuarial Analysis • Risk Management
Each decision gets analyzed from multiple angles. No more coin flips for life-changing choices.
A guided 6-step framework that walks you through framing your decision, weighing what matters, and finding the best option.
Score your options against the criteria that matter to you. See heat-mapped results and radar charts that reveal the clear winner.
Assign probabilities and payoffs to each possible outcome. The math reveals which option has the highest expected return.
Log your reasoning and confidence before you know the outcome. Review later to learn from your decision patterns over time.
500+ verified probability facts from CDC, NHTSA, NCI, SSA, and other government sources. Know the real odds before you decide.
Lifetime odds of dying in a car crash
NHTSAMen who will develop cancer
NCI SEERLifetime odds of lightning strike
NWSOdds of dying in a plane crash
NTSBFrom career pivots to major purchases, structure your thinking.
Should I take the new job offer?
Buy vs. rent in this market?
Is the MBA worth the investment?
Which city should I relocate to?
Which treatment plan should I choose?
How should I handle this conflict?
Define what you're deciding and generate at least 3 real alternatives. Not just 'do it' vs 'don't'.
Identify the criteria that matter to you, assign importance weights, and rate each option. The weighted matrix does the rest.
For each option, estimate the probability and payoff of each possible outcome. The expected value reveals the smartest bet.
Make your choice with confidence. Log your reasoning in the decision journal, then review later to calibrate your judgment over time.
Free to start. No credit card required.
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