Swing index is a mt4 (MetaTrader 4) indicator and it can be used with any forex trading systems / strategies for additional confirmation of trading entries or exits.
(downloadable file Swing index.rar contains Swing index.ex4 and Swing index.mq4)
Free Download Swing index mt4 indicator 
How to install Swing index in forex trading platform metatrader 4?
- Extract the downloaded Swing index.rar.
- Go to “File menu” in Mt4 trading platform and click “open data folder”. Open Mql4 folder and open the indicators folder.
- Now paste the Swing index.ex4 and Swing index.mq4 files into indicators folder and restart the MetaTrader 4.
