Angry Birds Transformers generated characters to assist in a level for a limited time. Coins may be collected either during runs, popping pigs and/or simply by waiting and collecting coins that generate over time from freed areas. Some levels or features can be only unlocked when the player has upgraded enough Transformers to level 15. The game is the fourth game in the franchise to be compatible with Angry Birds' Telepods, a toy line that is also used in other "Angry Birds" games such as: "Angry Birds Star Wars II", "Angry Birds Go", and "Angry Birds Stella". When using Telepods, it can summon
Angry Birds (video game) of its spin-off games, "Angry Birds Seasons" and "Angry Birds Rio" to the PlayStation 3, Xbox 360 and Nintendo 3DS systems. Bundled together as "Angry Birds Trilogy", the games were built specifically for their respective consoles, taking advantage of their unique features, such as support for PlayStation Move, Kinect, high-definition displays and glasses-free 3D visuals. "Trilogy" was also ported to the Wii and Wii U almost a year later. A motion controlled version of the game has also been released as a Samsung Smart TV App. Reviews for "Angry Birds" have been mostly acclaimed by critics. Chris Holt of "Macworld"