On your Explaindio Membership area here or in this URL: https://account.explaindio.com under your Active Resources to download using direct link Windows users click on VidVamp Windows and Mac users click click on VidVamp Mac. Or, click on Click Here to Access VidVamp  to go to VidVamp Software Content Area. 

Scroll Down and download VidVamp by clicking the Download Now button based on your Operating System.