Both Keyoxide and Keybase allow easy encryption of data and verification of signatures. While Keybase can only perform these actions for their users, Keyoxide can do this for any key key on the internet, whether it's available through web key directory, dedicated key servers or simply copy-pasting a plaintext key.
+Both Keyoxide and Keybase allow easy encryption of data and verification of signatures. While Keybase can only perform these actions for their users who uploaded at least a public key to their servers, Keyoxide can do this for any key on the internet, whether it's available through web key directory, dedicated key servers or simply copy-pasting a plaintext key.