1. Go to http://dot.tk
2. Type your desired Domain name then click next
3. Choose Free Domain (i'ts default) then click next
4. Type your XTGem site URL then click on "Use DNS For This DOmain"
5. Tick on "Use my own DNS Service"
6. Point it to XTGem Name Servers
(ns1.xtgem.com and ns2.xtgem.com) then type your valid and active email address for you to receive the confirmation code and type the characters you see on picture. Click Next.
7. Next thing is to create your dot.TK account. Fill the required fields. Click Next.
8. Your registration has succeeded! Read the steps on how to get your account details.
9. Type the confirmation code from your email account.
10. Congratulations! you've done it. Login to your account to monitor your domain.
11. Go to http://www.xtgem.com and login to your site.
12. Click on Settings.
13. Click on Domain Parking.
14. Type your www.CREATEDDOMAIN.tk (use capital and www)and PARK! That's it.
NOTE: Do not forward to site.xtgem.com as it will not appears on Google search.
Still having problem parking? Report @ http://zealot.waphall.com/forum/__xt/parking-free-domains-on-xtgem-.ga-.tk-.cf-.ml-.gq-and-others/thread-osr2ak8om6guvx3i5203d7qp2yi8mk6estv3g5.html?__xtforum_posts_page=1. Thanks

But I fink only .cf can b parked for now, check myn @ http://zealwap.cf

Parking d domain Is it wit java phone or android phones?

It depends on the browser