Keychain Access is not available for Android but there are plenty of alternatives with similar functionality. The best Android alternative is Bitwarden, which is both free and Open Source. If that doesn't suit you, our users have ranked more than 100 alternatives to Keychain Access and loads of them are available for Android so hopefully you can find a suitable replacement. Other interesting Android alternatives to Keychain Access are LastPass (Freemium), 1Password (Paid), Keepass2Android (Free, Open Source) and KeePassDroid (Free, Open Source).
Open Source Password Manager. Passman allows you to host your passwords and credentials on your own Nextcloud or ownCloud instance. The encryption is done on the client and server side with AES256 bit encryption.
Padlock helps you to manage your passwords with a minimalist interface that makes it super-easy to access, add and edit passwords. Available for Windows, Mac, iPhone, Android and a version for Linux is in the pipeline.
Keepass2Android is an open source password manager application for Android. It reads and writes .kdbx-files, the database format used by the popular KeePass 2.x Password Safe for Windows and other desktop operating systems.
Passfindr is a web based premium Personal knowledge base, Password manager and Bookmark manager application to securely store passwords and other sensitive information in a virtual vault locked with individual master passwords.