Strongbox is the most user friendly password manager for iOS. Really easy to use even without much knowledge of Keepass databases. Strongbox offers a wide variety of methods to retrieve your databases from the most common cloud services (icloud, Drive, etc). It also has alternatives that don’t use the cloud such as transferring files through your local network, making a seamless transfer of the DB from your PC to the iPhone. Lastly, I haven’t had any issues with the app, it’s fast and reliable. Highly recommend it!