Best Risk Reward Calculator in 2026 — What Reddit Traders Use

The risk-reward calculation is simple math: (target - entry) / (entry - stop). Reddit knows this and does not recommend paying for it. Here is what traders across the major trading subreddits actually use for R:R evaluation.

What Reddit Uses

Tool	Cost	How Traders Use It
TradingView drawing tools	Free (basic)	Draw long/short position on chart. Visual R:R with entry/stop/target
Browser-based calculators	Free	Quick numeric R:R before opening a chart. First filter for trade ideas
Brokerage order preview	Free	Thinkorswim, Tastyworks show P&L before submitting orders
Excel/Sheets formula	Free	=(Target-Entry)/(Entry-Stop) for journaling and tracking
Mental math	Free	Experienced traders estimate quickly: "$3 risk, $9 target = 3:1"

The Reddit Risk-Reward Rules

Across hundreds of trading threads, these principles are repeated consistently:

1. "Never take a trade below 2:1." The most repeated risk management rule on Reddit. Some traders raise the bar to 2.5:1 or 3:1
2. "R:R is a filter, not a signal." A good R:R does not mean you should take the trade. It means the trade is worth analyzing further. Bad R:R = skip immediately
3. "Your stop loss and target must be based on the chart, not the ratio." Do not move your stop closer or target further just to hit 2:1. Place them at logical technical levels first, then calculate R:R. If it is below your minimum, pass
4. "Track your actual R:R, not your planned R:R." If you plan 3:1 but consistently exit at 1.5:1 because you take profits early, your real R:R is 1.5:1. Track actual results in a journal

The Debate: R:R vs Win Rate

Reddit trading subs have an endless debate: is R:R or win rate more important? The answer from experienced traders:

• Both matter, but R:R is easier to control. You choose your stop loss and target. You cannot choose whether the trade wins. Focus on what you can control
• High win rate + low R:R = one bad trade wipes out many wins. This is the scalper trap. Win 10 trades at $50 each, then one loss of $500 erases everything
• Low win rate + high R:R = psychologically harder. Losing 7 out of 10 trades feels terrible even if you are net profitable. Not everyone can handle this emotionally

Try the Free Calculator

• Risk Reward Calculator - R:R ratio and breakeven win rate
• Position Size Calculator - how many shares to buy
• Stock Profit Calculator - dollar P&L at target