Stack 21: Card Puzzle is made and published by GAMOSTAR. AppBrain is an independent app data site and isn't affiliated with GAMOSTAR. The app name, icon, screenshots and description belong to GAMOSTAR and are shown as published on Google Play.
AppBrain's verdict
NewNiche- Installs
- 5
- Last updated
- September 27, 2026
- Ads
- Contains ads
- Size
- 38.0 MB
Stack 21: Card Puzzle came out 35 days ago. It is a niche app, with 5 installs. It doesn't have enough ratings yet to judge what users think.
User feedback
Ratings and reviews on Google PlayComments on Stack 21: Card Puzzle for Android
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Store listing
By GAMOSTAR, from Google Play“Stack the cards, make 21, clear the deck and chase your highest score!”
Description by GAMOSTAR Written by the developer, not by AppBrain. Click to read.
Every card can change your game. Choose the right stack, plan your next move and try to keep the board under control while building toward 21.
HOW TO PLAY
• Pick a card
• Place it in the right stack
• Build the stack toward 21
• Make 21 to clear the stack
• Keep playing and increase your score
• Challenge yourself to beat your best score
WHY PLAY STACK 21?
Simple to Learn
Start playing within seconds.
Strategic Card Gameplay
Think before placing each card and find the best move.
Quick Games
Perfect for short gaming sessions.
Score Challenge
Keep improving and try to set a new personal best.
Clean Card Puzzle Experience
A straightforward card game focused on skill, strategy and fun.
Can you master the stacks and make 21 again and again?
Download Stack 21 and start stacking! Stack. Match. Make 21!
Recent changes:
New Game
Safety and technology
Found in the app by AppBrain- Ads
- Contains ads
- Price
- Free
- Libraries
- ?
- App size
- 38.0 MB
- Content rating
- Everyone
Technologies used by Stack 21: Card Puzzle
Releases
Updates seen on Google Play- Version
- 1.0
- Launched
- September 2026
Alternatives
Similar apps and more from GAMOSTARAlternatives to Stack 21: Card Puzzle
More from GAMOSTAR
Installs
Tracked by AppBrain- Last 30 days
- 0
- Play install range
- 5+
- Launched
- September 2026
Installs over time
Stack 21: Card Puzzle has been installed 5 times. Over the past 30 days, it has been installed 0 times.
Rankings
Google Play top chartsGoogle Play Rankings for Stack 21: Card Puzzle
About the app and developer
About Stack 21: Card Puzzle
Stack 21: Card Puzzle is a card app developed by GAMOSTAR.
How many times has Stack 21: Card Puzzle been installed?
Stack 21: Card Puzzle has been installed 5 times. In the last 30 days, the app was installed 0 times.
What is the rating of Stack 21: Card Puzzle?
Stack 21: Card Puzzle has no ratings yet.
Is Stack 21: Card Puzzle free?
Stack 21: Card Puzzle is free. The app size is 38.02 MB. The latest version available is 1.0. The last update was on September 27, 2026.
What are the requirements for Stack 21: Card Puzzle?
The app has a content rating of Everyone. The app has been available on Google Play since September 2026.
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