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SimpleToolbox
Trading Tools

Trading & Risk Calculators

Position sizing and risk management tools for day traders and prop firm participants.

Free trading calculators for position sizing, risk management, and profit targets. Works for stocks, futures, forex, and crypto. No login required.

Why Use Free Trading Tools?

  • Size positions correctly before every trade — the difference between risking 1% and 5% of your account on a single trade compounds dramatically over a year.
  • Calculate exact risk/reward ratios and profit targets instead of eyeballing entries and exits on a chart.
  • Your account balance, position sizes, and trading strategy stay private — nothing is sent to a server or shared with a broker.

How to choose the right tool

Start with the result you need, then choose the smallest tool that answers that question directly. If you are estimating, forecasting, or comparing options, use the calculator that matches the decision rather than a general spreadsheet. For example, a quick fee estimate belongs in a fee calculator, while a longer planning question belongs in a budgeting, ROI, or comparison tool. This keeps the inputs focused and makes the result easier to check.

What makes these tools private

The tools in this category are designed to run in your browser whenever possible. That means your numbers, text, files, or planning details stay on your device instead of being uploaded to an account dashboard. You can refresh the page, change the inputs, and compare scenarios without creating a login or storing personal work in our database.

A simple workflow

Use one tool for the first pass, copy the result you care about, then open a related tool if the decision needs more detail. Most people get the best answer by moving from a quick estimate to a more specific calculator, not by trying to force every question into one oversized form. Each page includes plain-language notes so you can understand the formula, common mistakes, and when the answer should be treated as an estimate instead of professional advice.

Before you rely on the result

Double-check the assumptions behind any calculator result before you use it for money, health, taxes, travel, legal, or work decisions. Small input changes can shift an estimate quickly, especially when rates, deadlines, file formats, or platform rules are involved. When a page includes a formula, source note, or last-updated date, use that context to decide whether the result is current enough for your situation.

If a result looks surprising, run the numbers again with simpler inputs and compare the answer against another trusted source before acting on it.

Frequently Asked Questions

What trading calculators are available?

Position size calculator, risk/reward calculator, profit target calculator, prop firm calculator, and micro futures sizer.

Do these tools work for all asset classes?

Yes — the calculators are asset-agnostic. Enter your account size, risk percentage, and stop distance for any instrument.

What is a position size calculator?

A tool that tells you how many shares, contracts, or units to buy based on your account size and maximum acceptable loss per trade — a core risk management discipline.

Is my trading account data private?

Yes. All calculations run in your browser. Your account balance and position details are never transmitted anywhere.