Hi there! Thanks for your review.
We currently have Ultimate and Premium subscriptions, as well as a limited free version. You can learn more about the differences here: https://zenguard.zendesk.com/hc/en-us/articles/201711352-What-are-the-differences-between-an-Ultimate-Premium-and-a-free-account-
If you are having speed issues, please check out our related support page here: https://zenguard.zendesk.com/hc/en-us/articles/201259161-Does-ZenMate-VPN-slow-down-my-Internet-connection-
If the issues persist, you can always contact our support team. We'd be happy to help.