The Dual Space app simply cones the apps you have in your device and thus you would be able to run two separate accounts of social media platforms in your device. The application is available free of cost which means no user would need to spend any amount to use this application in their device. You would not even have to worry about your storage of your device as both apps would work independently and no interference would be involved. You can get this app to download from 9Apps. This is one of the biggest app market.
How to download Dual Space using 9Apps?
First download 9Apps in your device and install it. Open the app and search for the Dual Space app in the search box. In the results you will get this app, tap on it and install.