Hideez Safe can import passwords from a CSV (comma-separated) file into Hideez
Key-2.
Notice, that file should contain required fields:
Account name: name, account, title
URL: url, website, web site
Login: username, loginname, login, user name, login name
Password: password, pwd, pass
And optional field:
Otp secret: secret, otp

To import file click the icon
in the Password Manager. You will see the next window like below.
Among the found items, mark the necessary ones and click the [Import] button.
Hideez Safe for Mac works similarly.