Relative strength 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 Relative strength index.rar contains Relative strength index.ex4 and Relative strength index.mq4)
Free Download Relative strength index mt4 indicator 
How to install Relative strength index in forex trading platform metatrader 4?
- Extract the downloaded Relative strength 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 Relative strength index.ex4 and Relative strength index.mq4 files into indicators folder and restart the MetaTrader 4.
