The MultiZigZag forex indicator is a popular, free and useful tool for MT4 traders. The indicator works by plotting multiple zigzag lines on a chart, which can help traders identify potential support and resistance levels. The indicator can be used to identify potential entry and exit points for trades, as well as potential areas of trend reversals. It is a great tool for both short-term and long-term traders, as it can help them identify potential market opportunities and make more informed trading decisions.