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Rational Will

by SpiceLogic · Since 2007
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ActiveAvailable globallyOn-premise
Quick facts
VendorSpiceLogic
Year launched2007
StatusActive
LocationB10182 - 800 Steeles Ave W Thornhill, Ontario L4J 7L2, Canada
Countries servedGlobal
Languages1
Integrations1+
Free tier
Free trialYES
Contact sales

About Rational Will

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Rational Will is a powerful decision support software designed to help businesses and organizations make informed choices based on data and analytics. One of its standout features is its ability to streamline decision-making processes through advanced algorithms and predictive modeling. The user interface of Rational Will is intuitive and user-friendly, making it easy for users to navigate through complex datasets and analyze information efficiently. The design elements are clean and organized, enhancing the overall user experience and reducing the learning curve for new users. What sets Rational Will apart from its competitors is its core functionalities, such as real-time data processing and scenario modeling. These innovative aspects allow users to make decisions quickly and accurately, even in dynamic and uncertain environments. In terms of performance, Rational Will excels in speed, efficiency, and reliability. It can handle large datasets and complex operations with ease, providing users with accurate insights and recommendations in a timely manner. Rational Will integrates seamlessly with other tools and platforms, allowing users to leverage existing resources and systems.

Pros & Cons

What users like
  • +Highly Comprehensive: Supports nearly all advanced decision analysis techniques in one tool.
  • +Powerful Visualization: Offers detailed, exportable graphics and visual reports to support decision justification.
  • +Deep Utility Modeling: Advanced customization of risk functions and utility curves.
  • +Analytical Rigor: Tools like stochastic dominance and Monte Carlo provide strong probabilistic reasoning.
  • +Training & Support: Personalized onboarding improves usability despite complexity.
What users flag
  • Steep Learning Curve: Depth and terminology may overwhelm users unfamiliar with formal decision science.
  • Windows-Only Platform: No support for macOS, Linux, or cloud-based environments.
  • No Real-Time Collaboration: Single-user modeling only; lacks team-based, shared editing.
  • Limited Integration: Does not directly connect to other software or live data pipelines.
  • Not Ideal for Casual Users: Targeted toward analysts and professionals—not suited for quick or lightweight decision tools.

Features

Key features

Decision Tree Modeling & Policy Optimization
Build rich decision trees; generate risk-aware policies (e.g. maximizing expected utility, minimizing regret).
Analytic Hierarchy Process (AHP)
Conduct pairwise weighted criteria evaluations and consistency checks to support multi-criteria decision-making.
Markov Decision Processes & Cohort Simulation
Embed Markov chains into trees, simulate over cycles with time‑variant probabilities.
Bayesian Inference & Networks
Set up probabilistic models to update beliefs based on evidence and diagnose root causes.
Monte Carlo Simulation & Risk Analysis
Automatically simulate outcomes, visualize distributions and compute risk metrics like VaR and expected utility.

Additional features

Cost-Effectiveness Plane Modeling (e.g., QALY/DALY)
Evaluate interventions by plotting cost vs. effectiveness to identify efficient trade-offs in health economics and resource allocation.
Probability-Based Payoffs
Model payoffs using probabilistic distributions instead of static values, capturing more realistic risk and variability.
Stochastic Dominance Analysis
Analyze decisions using first, second, and third-order stochastic dominance for risk comparison between uncertain alternatives.
Multi-Criteria Utility Modeling
Build utilities from multiple inputs—Boolean, numeric, categorical—to support rich multi-factor evaluation.
Custom Utility Function Editor
Create complex utility models using exponential, Bernoulli, or fully custom mathematical expressions with embedded risk preferences.
Risk Metrics Toolbox
Compute diverse risk metrics such as Value at Risk (VaR), Entropy, Roy’s safety-first rule, Risk Premium, Variance, Standard Deviation, and others.

Pricing

Free trial
Free version
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Countries & Languages

Global
Countries served
1
Interface languages
17
Billing currencies

Interface languages

English

Billing currencies

🇺🇸USD🇪🇺EUR🇬🇧GBP🇦🇺AUD🇨🇦CAD🇯🇵JPY🇨🇳CNY🇸🇬SGD🇮🇳INR🇲🇽MXN🇧🇷BRL🇷🇺RUB🇰🇷KRW🇨🇭CHF🇸🇪SEK🇳🇿NZD🇦🇷ARS

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