The Strange Volume indicator is a popular and useful forex indicator for MT4 that is available for free. It works by analyzing volume changes in the market to identify potential buying or selling opportunities. The indicator displays different colored bars to highlight high or low volume periods, helping traders make more informed decisions. To use the Strange Volume indicator, simply add it to your chart in MT4 and adjust the settings to suit your trading style. When the indicator shows a high volume period, it may indicate strong market momentum and potential trading opportunities. Conversely, a low volume period could signal a lack of interest in the market and potential price reversals. Overall, the Strange Volume indicator is a valuable tool for forex traders looking to improve their trading strategies and make more informed decisions based on market volume.