Yes, KeePass is completely free and open source. There are no hidden fees, no subscriptions, and no ads.
KeePass uses AES-256 and Twofish encryption, which are among the strongest encryption standards available.
Yes, you can save the database file on a cloud storage service and sync it across your different devices.
Unfortunately, if you forget your master password, there is no way to recover your database. This is by design to ensure maximum security.
Yes, KeePass supports importing data from many other password managers like LastPass, 1Password, and more.