Mobile Downloads were introduced March 20 2007. The feature enables users to download Gaia wallpapers to their mobile phone, and add their avatar or someone else's on it. A wallpaper, with or without an avatar, costs $1.99. Users can also purchase Monthly Collectibles through mobile payments. The prices are slightly different: * 1 Monthly Collectible + 1 Premium Gaia Wallpaper - $3.99 * 2 Monthly Collectibles + 1 Premium Gaia Wallpaper - $7.99 * 3 Monthly Collectibles + 1 Premium Gaia Wallpaper - $9.99 The following reason was given for the pricing: