Last updated on December 11th, 2025 at 11:31 pm
Zone 21 – Fast Math Solitaire – Board Game Review
Zone 21 – Fast Math Solitaire is a Board/Sports/Card game from CodeCube Brothers Partnership, first launched in 22nd November 2019.
It’s rated 17+ and currently has 23+ ratings on the App Store.
What Makes Zone 21 – Fast Math Solitaire Stand Out
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 [email protected]
If you have any questions about the Skillz system or cash tournaments please contact: [email protected]
This Board game offers engaging gameplay and regular updates for mobile players.
Player Feedback
As a newer release, Zone 21 – Fast Math Solitaire is building its player community. Early feedback suggests .
Recent Updates & Development
Latest Update: 20th May 2023
Recent improvements include:
• bug fixes
Download & Availability
Zone 21 – Fast Math Solitaire is available through the official App Store for iOS devices.
Get Zone 21 – Fast Math Solitaire on App Store
Requirements: Requires iPhone 5s / iPad Air / iPad Air (Cellular) / iPad Mini 2 (Retina) / iPad Mini 2 (Retina, Cellular) / iPhone 6 / iPhone 6 Plus / iPad Air 2 / iPad Air 2 (Cellular) / iPad Mini 3 or later.
Compatible with iPhone and iPad devices.
Player Experience Highlights
Community Insight:
Its a good game will be better.
All games by this company have great action, music, outlook, and they are good to improve your intellect. PLEASE INFORM ME WHEN CASH TOURNAMENTS ARE AVAILABLE!!!!!!!!!! The first time we do play a game without an ability to participate IN CASH TOURNAMENTS! You got us. Extra class! You are the smartest creators on the market.
Super great games, creators and staff. They always respond in a matter of minutes and they take care of you well.
Its a great game, but they havent added cash tournaments yet. Please add them.
User feedback from Apple App Store
App Details
- Version: 1.1.5
- Size: 155.24 MB
- iOS: 12.0 or later
- Languages: EN, FR, DE, IT, JA, PT, RU, ZH, ES
- Content Advisory: Gambling
- Developer: CodeCube Brothers Partnership
Last updated: 20th May 2023 | Genre: Board, Sports | Developer: CodeCube Brothers Partnership