PUZZLE STAR BT21 is a puzzle game developed by LINE Friends Corporation which was launched on Apple Store and Google Play in April 3, 2018.
In April 5, 2018, it was announced that the game has reached 1 million downloads.
The gameplay style that involves drawing specific blocks to clear the different stages, collect more than ten different versions of each character, and a unique story in which the characters embark on a quest for a legendary song that will help them become stars.
|1||Class Room||1-17||April 3, 2018|
|2||Hideout on the Roof||18-34|
|4||BT21 Practice Room||52-68|
|5||Train Station Platform||69-85|
|8||BT Singing Room||120-136|
|10||White Snow Path||154-170|
|11||Cherry Blossom Path||171-187||April 20, 2018|
|12||Green Mountain||188-204||May 10, 2018|
|13||Seashore||205-221||June 1, 2018|
|16||Haunted House||256-272||July 14, 2018|
|20||Ski Resort||324-340||August 28, 2018|
|21||"Shinjuku" Station||341-357||September 11, 2018|
|23||"Hongik Uni." Street||375-391||?|
|24||"Yeosu" Night Sea||392-408||?|
- PUZZLE STAR BT21 on iTunes
- PUZZLE STAR BT21 on Google Play
- Article on BT21 Wiki