Hanuman Chalisa audio mp3 is available online at some genuine sites which provide copyright free version. Archives is one such site in which there are copyright free versions of Hanuman Chalisa mp3. This is one of the most popular Hindu prayer and is dedicated to Hanuman. Chalisa is a prayer in 40 verses. Hanuman Chalisa is chanted for attaining both physical and mental strength. It is also chanted for attaining peace and prosperity.