sandisk app not installed in ios10

please help how can i download sandisk apps for ios10. its shows need ios8 to download the apps. i can’t use my ixpand3.0 to iphone7 because it needs sandisk apps. thank you.

minimum is iOS 8. it works on 10 as well. I have it on my iPhone 7 running 10.3.2. Just go to the app store and search iXpand Drive.