EDGE21 is made and published by Mark Baumrind. AppBrain is an independent app data site and isn't affiliated with Mark Baumrind. The app name, icon, screenshots and description belong to Mark Baumrind and are shown as published on the App Store.
AppBrain's verdict
- Rating on App Store
- 5.00
- 2 ratings
- Last updated
- February 3, 2026
It doesn't have enough ratings yet to judge what users think.
Rankings
App Store top chartsApp Store Rankings for EDGE21
Competitors
Similar apps and more from Mark BaumrindAlternatives to EDGE21
Releases
Updates seen on the App Store- Version
- 1.0.2
- Launched
- January 2026
No changelog data
User feedback
Ratings and reviews on the App StoreComments on EDGE21 for iOS
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Technology
Found in the app by AppBrain- Price
- Free
- App size
- 24.0 MB
- Content rating
- Everyone
Technologies used by EDGE21
About the app and developer
About EDGE21
EDGE21 is a games app developed by Mark Baumrind.
User Ratings
EDGE21 is rated 5.00 out of 5 stars. The rating is based on 2 ratings.
App Information
EDGE21 is freely available from the App Store. The app size is 24.02 MB. The latest version available is 1.0.2. The last update was on February 3, 2026.
Technical Requirements
The app has a content rating of Everyone. The app has been available on the App Store since January 2026.
Developer information for Mark Baumrind
Address:
Frequently asked questions about EDGE21
Is EDGE21 free?
Yes. EDGE21 is free on the App Store.
Is EDGE21 still available?
Yes. EDGE21 is on the App Store, and the last update we saw was on February 3, 2026.
How large is EDGE21?
EDGE21 is 24.02 MB.
Is EDGE21 suitable for children?
App Store rates the content of EDGE21 as suitable for everyone.
How do people rate EDGE21?
EDGE21 scores 5.00 out of 5 stars, from 2 ratings on the App Store.
Who made EDGE21?
EDGE21 was developed by Mark Baumrind. It is listed in the games category on the App Store.
What are the best alternatives to EDGE21?
People looking at EDGE21 also look at these games apps: FruitMnemos, Chilly's Ice: Slide Puzzle, The Bestagon, Neonpath - connect the dots, MindSpark - Brain Age Test.
Store listing
By Mark Baumrind, from the App Store
Description by Mark Baumrind Written by the developer, not by AppBrain. Click to read.
optimal decision-making at the table.
FEATURES:
• Learn Basic Strategy with clear rules for every hand combination
• Speedrun Mode: Make rapid-fire decisions and test your skills
• Boss Hand Mode: Challenge yourself with difficult hands
• Count Sprint: Practice card counting techniques
• Leak Detector: Identify and fix mistakes in your strategy
• Detailed explanations for every move so you understand WHY each
decision is optimal
GAME MODES:
Choose your preferred learning style with independent game modes designed
to improve different aspects of your blackjack play.
Perfect for:
- Casino enthusiasts wanting to improve their game
- Blackjack players learning basic strategy
- Anyone wanting to practice decision-making and strategy
DISCLAIMER: This app is for entertainment and educational purposes only.
It is not intended for gambling or real-money activities. Always gamble
responsibly and within your means.