it's a file format. Any application that says it can use keepass databases should work. Thrre are lots of iOS apps that are comptible and KeePassXC on Windows (or Linux) is the best desktop application. You usually just have your database as a local file but applications also usually support remote databases on a file server, at least on iOS. KeePassXC doesn't have much remote file support built in.
Just use any application that can open keepass databases
What is keypass databases
it's a file format. Any application that says it can use keepass databases should work. Thrre are lots of iOS apps that are comptible and KeePassXC on Windows (or Linux) is the best desktop application. You usually just have your database as a local file but applications also usually support remote databases on a file server, at least on iOS. KeePassXC doesn't have much remote file support built in.