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App Store Apps > Games > Board Games > Zone 21 - Fast Math Solitaire
App profile & analytics · Games · Data updated 2026-10-13
Zone 21 - Fast Math Solitaire icon

Zone 21 - Fast Math Solitaire

by CodeCube Brothers Partnership · Free · Version 1.1.5
Availability On the App Store since November 2019 ↗
Rating on App Store
4.83/5
23 ratings
Rating
4.83
23 reviews
Best rank
–
not in the top lists
Last updated
May 20, 2023
1.1.5
AppBrain's verdict Established

It doesn't have enough ratings yet to judge what users think.

Zone 21 - Fast Math Solitaire is made and published by CodeCube Brothers Partnership. AppBrain is an independent app data site and isn't affiliated with CodeCube Brothers Partnership. The app name, icon, screenshots and description belong to CodeCube Brothers Partnership and are shown as published on the App Store.

About Zone 21 - Fast Math Solitaire

Zone 21 - Fast Math Solitaire is a games app developed by CodeCube Brothers Partnership.

What is the rating of Zone 21 - Fast Math Solitaire?

Zone 21 - Fast Math Solitaire is rated 4.83 out of 5 stars, based on 23 ratings.

Is Zone 21 - Fast Math Solitaire free?

Zone 21 - Fast Math Solitaire is free. The app size is 155.24 MB. The latest version available is 1.1.5. The last update was on May 20, 2023.

What are the requirements for Zone 21 - Fast Math Solitaire?

The app has a content rating of High Maturity. The app has been available on the App Store since November 2019.

Description by CodeCube Brothers Partnership (from the App Store)
Welcome to Zone 21 - Fast Math Solitaire a brand new card game where you can win real-world rewards and cash prizes (where available)!

Try to stay between 0 and 21. It's not easy and tries to keep the target number close to 21 to earn more points!

It's a jackpot when you get exactly 21 and earn great bonus points.

SOME KEY FEATURES:
• Classic mathematical card game with some amazing twists!
• Clear the cards from the table and stay between 0 and 21.
• Ready for the challenge? Try to hit the target number 21 and get great bonuses.

MULTIPLAYER FEATURES:
• Play against friends and solitaire around the world!
• Calculate cards as quickly as you can! You have 3 minutes to beat your opponent.
• Win and show off your scores on the leaderboard!

EARN PRIZES:
• Challenge people from around the world
• Put your skills to the test and compete to win cash prizes!
• Cash rewards for top scorers (where allowed)!

Challenge people around the world with Skillz, a competition platform complete with leaderboards, trophies, physical or virtual prizes, and an amazing loyalty program that rewards you for playing!

If you have any questions or proposals for the game, we hope you contact us at support@ccbrothers.com
If you have any questions about the Skillz system or cash tournaments please contact: support@skillz.com
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Screenshots

Zone 21 - Fast Math Solitaire Screenshot 1 of 6
Zone 21 - Fast Math Solitaire Screenshot 2 of 6
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Zone 21 - Fast Math Solitaire Screenshot 6 of 6
Screenshots by CodeCube Brothers Partnership, from the the App Store listing
Official page on the App Store

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Changelog of Zone 21 - Fast Math Solitaire

No changelog data

Developer information for CodeCube Brothers Partnership

CodeCube Brothers Partnership

Address:

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