The Trend Quality Indicator is a popular and free Forex indicator for MT4 that is useful for traders of all levels. The indicator works by analyzing the market’s price action and displaying a colored line on the chart. The line changes color depending on the quality of the trend. A green line indicates a strong trend, while a red line indicates a weak trend. The indicator also displays arrows that indicate potential trend reversals. Trend Quality Indicator can be used in combination with other indicators to help traders make better trading decisions.