Can I try it for free?

Sure, you can!

Please refer to:

https://www.groovl.com/test

Some information we feel will be useful for you:
—  Can I get a lower price?
—  Payment options
—  How I can get Bitcoins?
—  Premium Account
—  Can I withdraw my balance?
—  Can I try it for free?
—  I've ordered by mistake, can I undo?
—  How-to start?