Hinge is not officially available for the iPad but you are still able to download the app. This tutorial will show you how to download the official Hinge dating app to your iPad.
Hinge for iPad
1. Search for Hinge in the App Store then hit iPad Only in the top-right corner to open the drop down menu and change it to iPhone Only.
2. You will now see Hinge in the search results. Download it and start matching!