OPEN-SOURCE SCRIPT
Updated Round Number Levels Pro

Round Number Levels Pro is a powerful support and resistance indicator that automatically plots psychological price levels on your chart.
What it does:
- Displays major round number levels (100, 200, 300, etc.) with prominent lines
- Shows mid-level lines (50, 150, 250, etc.) for additional reference points
- All lines extend across the entire chart for maximum visibility
- Automatically adjusts levels based on current price action
Key Features:
- Customizable Font Sizes - Large text for main levels, normal for mid-levels
- Clean Black Styling - Professional appearance that works on any chart background
- Flexible Line Styles - Choose solid, dashed, or dotted lines for main and mid levels
- Adjustable Parameters - Control number of levels, rounding increments, and label positioning
- Full Chart Extension - Lines extend both directions for complete price reference
Perfect for:
- Day traders looking for key psychological support/resistance levels
- Swing traders identifying major price zones
- Any trader who uses round numbers as decision points
How to use:
Simply add to your chart and the indicator will automatically plot relevant round number levels. Customize the settings to match your trading style and timeframe.
These psychological levels are where many traders make decisions, often creating natural support and resistance zones in the market.
What it does:
- Displays major round number levels (100, 200, 300, etc.) with prominent lines
- Shows mid-level lines (50, 150, 250, etc.) for additional reference points
- All lines extend across the entire chart for maximum visibility
- Automatically adjusts levels based on current price action
Key Features:
- Customizable Font Sizes - Large text for main levels, normal for mid-levels
- Clean Black Styling - Professional appearance that works on any chart background
- Flexible Line Styles - Choose solid, dashed, or dotted lines for main and mid levels
- Adjustable Parameters - Control number of levels, rounding increments, and label positioning
- Full Chart Extension - Lines extend both directions for complete price reference
Perfect for:
- Day traders looking for key psychological support/resistance levels
- Swing traders identifying major price zones
- Any trader who uses round numbers as decision points
How to use:
Simply add to your chart and the indicator will automatically plot relevant round number levels. Customize the settings to match your trading style and timeframe.
These psychological levels are where many traders make decisions, often creating natural support and resistance zones in the market.
Release Notes
Round Number Levels Pro is a powerful support and resistance indicator that automatically plots psychological price levels on your chart.What it does:
- Displays major round number levels (100, 200, 300, etc.) with prominent lines
- Shows mid-level lines (50, 150, 250, etc.) for additional reference points
- All lines extend across the entire chart for maximum visibility
- Automatically adjusts levels based on current price action
Key Features:
- Customizable Font Sizes - Large text for main levels, normal for mid-levels
- Clean Black Styling - Professional appearance that works on any chart background
- Flexible Line Styles - Choose solid, dashed, or dotted lines for main and mid levels
- Adjustable Parameters - Control number of levels, rounding increments, and label positioning
- Full Chart Extension - Lines extend both directions for complete price reference
Perfect for:
- Day traders looking for key psychological support/resistance levels
- Swing traders identifying major price zones
- Any trader who uses round numbers as decision points
How to use:
Simply add to your chart and the indicator will automatically plot relevant round number levels. Customize the settings to match your trading style and timeframe.
These psychological levels are where many traders make decisions, often creating natural support and resistance zones in the market.
Release Notes
Round Number Levels Pro is a powerful support and resistance indicator that automatically plots psychological price levels on your chart.What it does:
- Displays major round number levels (100, 200, 300, etc.) with prominent lines
- Optional mid-level lines (50, 150, 250, etc.) for additional reference points
- All lines extend across the entire chart for maximum visibility
- Automatically adjusts levels based on current price action
Key Features:
- Customizable Font Sizes - Large text for main levels, normal for mid-levels
- Clean Black Styling - Professional appearance that works on any chart background
- Flexible Line Styles - Choose solid, dashed, or dotted lines for main and mid levels
- Show/Hide Mid Lines - Toggle mid-level lines on/off for cleaner or more detailed view
- Adjustable Parameters - Control number of levels, rounding increments, and label positioning
- Full Chart Extension - Lines extend both directions for complete price reference
Perfect for:
- Day traders looking for key psychological support/resistance levels
- Swing traders identifying major price zones
- Any trader who uses round numbers as decision points
How to use:
Simply add to your chart and the indicator will automatically plot relevant round number levels. Toggle mid-lines on/off based on your preference. Customize the settings to match your trading style and timeframe.
These psychological levels are where many traders make decisions, often creating natural support and resistance zones in the market.
Release Notes
Can now change line colors.Release Notes
--Open-source script
In true TradingView spirit, the creator of this script has made it open-source, so that traders can review and verify its functionality. Kudos to the author! While you can use it for free, remember that republishing the code is subject to our House Rules.
Disclaimer
The information and publications are not meant to be, and do not constitute, financial, investment, trading, or other types of advice or recommendations supplied or endorsed by TradingView. Read more in the Terms of Use.
Open-source script
In true TradingView spirit, the creator of this script has made it open-source, so that traders can review and verify its functionality. Kudos to the author! While you can use it for free, remember that republishing the code is subject to our House Rules.
Disclaimer
The information and publications are not meant to be, and do not constitute, financial, investment, trading, or other types of advice or recommendations supplied or endorsed by TradingView. Read more in the Terms of Use.