Record your calls with Callbox! 

If you need to return to your calls for any reason such as remembering something important or work purposes, Callbox is what you need!  It automatically or by your choice,  records your calls. Callbox gives you the option of choosing the format as well as the quality you prefer even which storage you want Callbox to record your calls.  Good app 🙂

Here is a pic from its page.  Click Callbox