About Day Trading Profit Calculator

Free, professional-grade trading calculators. No signup. No paywall. No ads blocking your results. Just the math you need to trade smarter.

What We Build

We build tools that active traders actually use. Position sizing, risk management, options P&L modeling, tax estimation, and expectancy analysis — the calculations that separate disciplined traders from gamblers.

Every calculator on this site runs entirely in your browser. No data leaves your device. No account required. We believe trading tools should be accessible to every trader, whether you have a $1,000 account or a $1,000,000 account.

Our 16 Calculators

Position Size Calculator Risk/Reward Ratio Calculator Trade Risk Calculator Kelly Criterion Calculator Drawdown Calculator Day Trading Simulator CAGR Calculator Trading Margin Calculator Options Profit Calculator Forex Pip Calculator Forex Lot Size Calculator Day Trading Tax Estimator Trading Expectancy Calculator Wheel Strategy Calculator Stock Average Down Planner PDT Rule Day Trade Counter

Data Sources

When our calculators use live market data, it comes from professional-grade providers:

Polygon.io — Real-time and historical stock, options, and crypto data
Finnhub — Stock quotes and company fundamentals
FRED — Federal Reserve Economic Data for interest rates and macroeconomic indicators
CoinGecko — Cryptocurrency prices and market data
Open Exchange Rates — Foreign exchange rates for forex calculators

Market data may be delayed. See our disclaimer for important details about data accuracy and limitations.

Editorial Standards

Our educational content is written by active traders and reviewed for accuracy. We follow these standards:

Accuracy first — Every formula is verified. Every calculation is tested with edge cases. If we find an error, we fix it immediately.
No hype — We do not promise returns, guarantee profits, or promote trading as easy money. Trading is hard. Our tools make the math part easier.
Transparent affiliates — Some links on this site are affiliate links (TastyTrade, Trade Ideas, Amazon). We disclose this clearly. Affiliate relationships never influence our calculator functionality or recommendations.
Real data — When we cite statistics, we link to the source. When we use market data, we name the provider.

Contact

Found a bug in a calculator? Have a suggestion for a new tool? We want to hear from you.

Email: contact@daytradingprofitcalculator.com

Day Trading Profit Calculator is an independent educational resource. We are not a broker, financial advisor, or registered investment company. See our full disclaimer.