You can get crystals if you invite people using the only method provided. You can find the link to invite new players in the friends menu.
Press the Copy link button and send it to your friend. When he/she will click it will it display the "create a new account" page. When your friend successfully creates an account you'll see the nickname on your "Invited users". The reward you get from invited users increases as they progress in the game.
OK So You Press the Link Copied button and send it to someone to play tanki online or you can do it you self.
Go on the site it says and then make a account
Each Times that new account ranks up the amount of crystles that account got from the rank you get that
This was already answered https://help.tankionline.com/topics/4835-how-to-earn-crystal-by-invite-player/
The answer was
You can do it using any of the following methods:
Every time a player that was invited by you ranks up or buys crystals for real money, you automatically receive a corresponding bonus on your account.Click on at the top of your screen in the lobby to invite new players.You get crystals every time any of your referrals rank up.
The method of inviting players via email and flash banners has been removed.
everytime i pate the link on to a new tab the "create a neww account" page does not pop up?
The link will bring your referral to the homepage. When he/she will click on the 'Play' button they will be asked to create a new account or log in. After they create a new account, the account's nickname will be displayed on your invited users list.
tanki has wierd ways of gifting others crystals thats y i love tanki
Customer support service by UserEcho