SSH connection tools you can use

Tool	Operating System	Installation	Advantages	Disadvantages
Putty (Download)	Windows	Third-party application Must be downloaded & installed	Free Easy to use Most popular	Old design No File Manager (SFTP)
Bitvise (Download)	Windows	Third-party application Must be downloaded & installed	Free More features Build in File Manager (SFTP) Save Credentials	SSH authorization with public key not always work as it should
Termius (Download)	Windows, macOS, iOS, Android & Linux	Third-party application Must be downloaded & installed	Free (basic) Clean User Interface Easy to use Save Credentials Build in File Manager (SFTP) (only with paid plan)	File Manager (SFTP) is a premium feature
Terminal	macOS & Linux	Build in Already Installed	Free No installations	Basic command-line