Spineworld is a free game, but by Extending Membership (originally called Citizenship), you can do many more things than a regular user. It costs $5.95 a month. Extended membership came when the game became separated from Playdo in early 2008. Before that, anything you could do was free.
- Style your avatar with 1,000's of outfits and haircuts.
- Get your own cute and helpful Pets.
- Get your own huge apartment and decorate it.
- Play member only Missions, levels and minigames.
- Buy gifts.
- Access unique areas.
- Get special Achievements.
- Tely-Port for free.
- Spend your Gold.
- Have unlimited friends.
- Start your own Club.
Pet Starter KitEdit
A special Pet Starter Kit was released for people who became a member during June-August 2009.
- The Most Popular Pet species
- 3 Months of Pet Food (180 quanity)
- Cute Pet themed Furniture
- 5000 Gold
- Exclusive Red Bunny Suit
Apartment Starter KitEdit
An Apartment Starter Kit was released for people who became a member in September 2009.
- 5000 Gold for a Medium Apartment.
- Party Machine.
- Dancing Plant.
- Hi-fi System.
In Early 2008 when the game became separated from Playdo, users who would enter their same username and password got free membership for a few months. After that, there was an offer so that they could pay half price for 6 months before everyone had to do the same thing, that is a total of 6.99 per month.