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Free US Stock
Investment Tools

Powerful calculators and simulators for long-term US stock investors. Built for clarity. Powered by math. Free forever.

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All 9 tools below are fully in English. No sign-up, no account, completely free.

13 Tools for US Stock Investors

📊
Swing Signal Dashboard

Daily-updated aggregation of ATMR, VIX, put/call ratio, and fear & greed index in one clean view.

Updated Daily →
⚖️
Bull vs Bear Sentiment Scorecard

AI-generated bull vs bear split for the US stock market, refreshed 5 times a day.

Updated 5x Daily →
💵
Simple Stock Prices

Live prices for the top 100 US stocks by market cap, updated every 15 minutes.

Live Prices →
📉
AI Technical Chart Analysis

AI reads MACD, RSI, and Bollinger Bands for 50 US, Korean, and crypto tickers.

Analyze →
🏛️
Wall Street Analyst Price Targets

Average, Bull-case, and Bear-case analyst price targets for 43 major US stocks.

Check Targets →
🔄
Market Cycle Monitor

Tracks S&P 500, Nasdaq 100 & SOXX for early bear-market turning point alerts.

Monitor →
🎲
Monte Carlo Portfolio Simulator

Run 10,000 simulations to see the full distribution of your portfolio's possible future values.

Explore →
📈
DCA Compound Interest Simulator

See how regular monthly investments compound into wealth over 10, 20, or 30 years.

Simulate →
💼
Portfolio Compound Simulator

Model compound growth across your multi-stock portfolio with custom allocation weights.

Simulate →
🔢
Compound Interest Calculator

Calculate how a lump-sum investment grows year by year with the power of compound returns.

Calculate →
🎯
Retirement Goal Reverse Calculator

Enter your retirement target amount and get the exact monthly investment needed to reach it.

Plan →
🧠
Investment Behavior Self-Assessment

Diagnose your investor psychology: loss aversion, overconfidence, panic selling, and more.

Take Quiz →
🧩
Investor Personality Quiz

3-minute quiz matching your risk profile to one of 40 US stock portfolio types.

Take Quiz →