Plan the trade.
Trade the plan.
Free calculators size your position and define your risk. One click saves the result as a trade plan — then the journal shows what actually happened. The review desk that keeps you honest.
No credit card · Calculators work without an account
The loop that separates traders from gamblers
No actors, no stock photos. Capital Companion is built by a swing trader who reviews his own trades on it — wins and losses, with the numbers to prove it.
Four free tools. No account required.
Market Pulse
Check the market's mood before you trade. SPY & QQQ, RSI, sentiment. / sizePosition Calculator
Stop guessing how many shares to buy. Risk %, share count, dollar risk. / rrRisk / Reward
See if a trade is worth taking before you enter. Ratio, P/L, required win rate. / winrateWin Rate
Find out if your approach makes money. Win %, profit factor, expectancy.An AI analyst on call
When a setup needs a second opinion, ask. The AI reads the technicals, checks the sentiment, and answers in plain English — 25 free requests a month.
Enterprise terminals cost thousands a year. This doesn't.
Capital Companion plans
Save 25% with annual billing · extra AI requests available as top-up credit packs
or $359.99/year
$30/month, billed annually
or $799.99/year
$66.67/month, billed annually
Paid plans include a 14-day free trial. Cancel anytime.
Frequently asked questions
What is Capital Companion?
An AI-powered stock analysis assistant for active traders. Instant technical analysis, position sizing, and risk management with a review desk where you plan a trade, save the setup, and review the outcome.
Is it free to use?
Yes. Start with 25 free AI analysis requests and use the free calculators with no credit card. Paid plans add more requests, full chat, premium recipes, and saved audit sheets.
How does the AI analysis work?
Ask about any US stock and the assistant reviews technical indicators, trend, and market context for a clear, structured read — then turns it into a saved trade plan with entry, stop, target, and size.
What is a trade plan?
Your entry, stop, target, and position size captured before you trade. Each calculator result saves as a plan so you can review the setup, set alerts, and record the outcome.
Can I use the calculators without an account?
Yes. Position size, risk/reward, and win rate calculators work without an account. Create a free account when you want to save a calculation as a trade plan.
Do I need a credit card to start?
No. Create an account, use 25 free AI requests plus the free tools, and upgrade only when you want more.
Ready to stop second-guessing?
Size your next trade in ten seconds, or open the review desk free.