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guessing you didn't hover over that link - it links to Steemit where you can sign up for... free... if you are interested in making alt accounts there are two main games in town and this post covers both of them:
https://steemit.com/news/@timcliff/new-tool-from-busy-org-create-new-steem-blockchain-accounts-with-steemconnect

I use the tool from busy.org that uses steemconnect and allows you to pay with STEEM, currently 6 STEEM to create an account I believe but the post I linked explains how to calculate that value. Cheers