Hello BT21

🇺🇸 United States
Kakao Games Corp.  | 
40
ASO score
Text
51/100
Reviews
0/100
Graphic
60/100
Other
0/100
rating
App Rating
4.6
rating
Votes
5.76K
rating
App Age
5y 4m
rating
Last Update
Mar 31, 2023
rating
iAP
$0.99 - 34.99

Compare with Category Top Apps

Metrics
Current App
Category Top Average
Difference
Rating
0
4.56
Number of Ratings (Voted)
0
3.1M
App Age
5y 4m
6y 12m
-24%
In-app Purchases Price
$16
$19
-14 %
Update Frequency
989d
33d
+2 928%
Title Length
10
17
-41%
Subtitle Length
28
24
+17%
Description Length
3 442
2 218
+55%
Number of Screenshots
656
1254
-48 %
Size
249MB
774MB
-68 %

Category Ranking in United States

All
New
Trending Up
Trending Down
Top Dec 06, 2025 Dec 13, 2025
No results were found!
Top Dec 06, 2025 Dec 13, 2025
No results were found!
Top Dec 06, 2025 Dec 13, 2025
No results were found!
Top Dec 06, 2025 Dec 13, 2025
No results were found!

Ranking Keywords in United States

Keywords App Rank
Illustration
Analyze this and other apps using Asolytics tools

Text ASO

Title (
Characters: 10 of 30
)
Hello BT21
Subtitle (
Characters: 28 of 30
)
bubble-shooting puzzle game!
Description (
Characters: 3442 of 4000
)
Boom-! DYNAMITE the bubbles with BT21! * Come check out THE MOST LEGIT BLASTING MATCH-3 PUZZLE GAME! * 1) STORY Season 2: BT21's Operation - Popomon Mega Clean Up! The BT21 members have been trying their utmost best to achieve Universtardom! But one unlucky day, a bunch of interfering, no-good dandelions, Popomons, showed up out of nowhere and thwarted their efforts! Are the BT21 members going to be able to clean up the Town properly after their good work was messed up by the Popomons and make their debut as Universtars? 2) GAME FEATURES [Stages] - There are different stages in the game with a variety of challenge obstacles including Milk, Boxes, Ice, and Slimes which all add to the overall fun and excitement of play! - Ultra easy to play! Playable one-handed, with the ability to fling bubbles at a touch is super refreshing! - The endearing BT21 characters have special skills of their own that will help you clear each stage and progress through the game! [Story Missions] - Clear stages and collect the sought-after Story Keys! - Clear the Story Missions with the Story Keys you've collected and then get cracking on cleaning up the Town! - Clear all the Story Missions for each Chapter and you'll be the lucky recipient of some awesome gifts! [Town] - Find and tap a chatty friend from the forest LEAF in Town to get a special BT21 illustration! - Clear Story Missions and then create your own wonderful Town! 3) HOW TO PLAY - Throw bubbles and line up 3 of the same type to pop them! It's that easy! - Match at least 4 of them to make potent explosives bubbles that match that type of bubble! Blast away for even more fun! - If you're able to successfully complete your mission by the time you run out of bubbles, you'll have cleared that stage and then be ready to move onto the next one! - Use lots of explosive bubbles and your Rainbow Ball gauge will soon fill up to the top and, once it's full, you'll be able to make a spectacular Rainbow Ball that uses its power to let you destroy all the bubbles of a type of your choice in one fell swoop! - If you can make lots of Rainbow Balls, then victory is virtually guaranteed to be yours! Aim well with your bubbles to create the potent explosive bubbles and go for those powerful Rainbow Balls! Rainbow Balls ramp up the excitement to the max! 4) WHAT IS BT21 BT21 is a beloved group of cutesy characters much adored around the world that were originally created from the LINE FRIENDS! Their LINE stickers are also a massive hit! Each of the 8 cutesy characters of KOYA, RJ, SHOOKY, MANG, CHIMMY, TATA, COOKY, VAN have their own distinctive characters and personality traits. When they all get together, they form the amazing BT21! 5) RECOMMENDED TO - Anyone who loves BT21! - People who enjoy being excited by fantastic puzzle games! - People who enjoy playing stimulating LINE games! - People who enjoy honing their skills in shooting puzzle games! - People who are searching for engaging puzzle games that you can keep playing for free! - People who want to use their spare time with a fun and easy-to-play puzzle that they'll love! - People who like games that have a townscape, packed with houses, gardens, etc. that you can build, maintain and personalize to make them your very own! - People who want to play a simple and easy-to-play shooting puzzle game! Enjoy Hello BT21 together with your family and friends! }
Read more

Visual ASO

Screenshots

Rating & Reviews

Reviews Overview
🧐 Coming Soon…
Rating
4.6
5 764 voters

Some Latest Reviews

Freddie Tommo 👶🏼
15 Jul, 2023
2
Have to delete and redownload every time I want to play because the app just crashes and doesn’t open!!!
제발!!!!!!!!! 다이아 좀
09 Jul, 2023
5
스토리 업뎃 좀 제발 해주세요 ㅠㅠㅠㅠㅠ 1200 단계 넘었어요 제발 스토리 업뎃 좀..... 제발요 !!!!!
17388282
04 Apr, 2023
5
Please help. It won’t let me into the game! I’ve gotten very far in to the game and I don’t want to restart all my progress! Help!
ㄲ아아아아아아ㅏㅇ
08 Feb, 2023
3
이게 진짜로 문제가 스토리를 풀어가려면 키?가 한두개가 필요한데 정말 하나 하나 해야하거든요… 무슨 캐릭터를 찾으려면 하나, 그 친구를 구하려면 하나, 이런식으로 정말 힘들어요
Stellabbw
09 Apr, 2021
1
JUST MAKE THIS GAME FOR EVERY AGE OR I WILL GET MORE CRANKIER!
misty🤗
25 Mar, 2021
1
It say it for 4 year olds and it told me no available users under 13 what is this
jooyeoncat
24 Mar, 2021
5
저만 그런가요..6시쯤에 주는 스페셜 랜덤팩을 열었는데 아무것도 안 줬어요ㅠ어제도 그랬고 오늘도 그러네요...버그인가..이거 수정 좀 해주세요ㅠ
샤워젤
22 Mar, 2021
2
며칠째 지금 스테이지 업데이트가 안되는데 버린 게임인가요...? 뭐 다 깼다는 것도 아니고 스테이지가 더 없다니 제발 일 좀 해주세요..
Helfglo 爱`情gvth2735
18 Mar, 2021
3
자꾸 529오류 생긴다구요 삭제하고 다시 깔아야 할 수 있어요 진짜 너무 어이가 없는 거에요

Other

Additional Information
😢 Deleted from App Store
Rating:
4.58
Voted: 5.76K
App Store Link:
Website:
Email: -
Privacy Policy:
Categories: Games, Entertainment, Puzzle, Casual
Size: 248MB
iAP: 0.99 - 34.99 $
App Age: 5 years 4 months
Release Date: Aug 17, 2020
Last Update: Mar 31, 2023
Version: 1.5.0
Version history
1.5.0
Mar 31, 2023
game bug fix
1.4.0
Apr 04, 2022
game bug fix
Version history