1) first options is Types icon, if you installed Types it should display in your website.
second is a custom field group created by Types, please check here:
http://luoyang.discover-wp.com/wp-admin/admin.php?page=wpcf-edit&group_id=334
You do not need pay for above two options.
third is a feature of WPML plugin, http://wpml.org/
2) so we are talking about number field in CRED form, I have able to duplicate same problem, and forward the problem to our developers, I will let you know if there is any news, thanks