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Admin·New Post·Service Status
Powered by Cloudflare·04.11.26
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Show HN: I made a retirement simulator: 125 years of data, 25 countries

Original article
foresightplanner.com|7 points|0 comments|by nhootan|Aug 26, 2026

Introducing Foresight Planner: A Historical Retirement Stress-Tester

Foresight Planner is a comprehensive tool designed to help you map out your financial future. Rather than relying on generic statistical averages, this simulator subjects your strategy to the volatility of actual market history.

🌐 Global Scope & Depth

The engine is powered by an extensive dataset:

  • 125 years of historical market trends.
  • Data spanning 25 different countries.

🛠️ How it Works

The simulator takes your current financial snapshot and runs it through a century of real-world scenarios.

User Input Parameters

ParameterUnitDescription
Portfolio Value$Your total investable assets
Withdrawal Rate% / yrThe percentage you plan to draw annually
Simulation DurationyrsHow many years you need the money to last

The Calculation: The annual spending is determined by the following formula: Annual Spending=Portfolio Value×Withdrawal Rate\text{Annual Spending} = \text{Portfolio Value} \times \text{Withdrawal Rate}Annual Spending=Portfolio Value×Withdrawal Rate Example: A specific configuration might result in approximately $40,000 /yr in spending.


📈 Simulation Workflow

🚀 Getting Started

  • Create an account via Sign up
  • Access the dashboard via Log in
  • Use the Detailed Plan Builder for granular control
  • Execute a Run Quick Check to see immediate results

💻 Technical Configuration (Example)

If the simulator were defined in a config file, it might look like this:

{
  "simulation_settings": {
    "mode": "beta",
    "pricing": "free_preview",
    "data_source": "global_historical_markets",
    "countries_included": 25,
    "time_horizon_years": 125
  }
}

UI Placeholder

Disclaimer: Please be aware that these outputs are projections and should not be interpreted as professional financial advice.