Auto-calculate 7 key Fibonacci retracement levels from price high and low. Essential technical analysis tool for support & resistance. Client-side only.
Fibonacci Retracement is one of the most classic tools in technical analysis. Enter the price range high and low to automatically calculate 7 key retracement levels including the famous 61.8% golden ratio. Supports both uptrend (support) and downtrend (resistance) scenarios. 📊 No sign-up · Client-side calculation
| Ratio | Retracement (Uptrend Support) | Rebound (Downtrend Resistance) | Range % |
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The Fibonacci Retracement Calculator is a free online tool that runs entirely in your browser — no software installation required. Your data is processed locally and never uploaded to any server. Works on all major browsers and mobile devices. This tool helps you quickly identify key technical levels for trading decisions. All processing happens client-side for fast, secure, and reliable performance.