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  1. Contents
  2. Basic Info
  3. SDKs Used
  4. App Info
  5. Deep Links
  6. History
  1. Mobile Apps
  2. Games

21 Blitz

21 Blitz is a mix of 21 and Solitaire. It's a perfect way to practice your 21 skills, train your brain or just pass the time.

Play against real people for free then switch to cash games when you're ready to compete and win!

How to Play
• Make 21s or stacks of 5 cards to score points.
• Each game has 1 full deck of cards, a perfect challenge for aspiring card counters.
• Finish the deck before the clock runs out and you'll receive a time bonus.
• Find Combos and Streak bonuses to perfect your strategy.

No longer a solitary experience!
• Games can be played Head to Head with other players or in large, multiplayer tournaments.
• In head to head games, both players solve the same deck and the player who finishes with the most points win.
• Challenge people around the world with Skillz, a competition platform complete with leaderboards, trophies, Cash or virtual currency prizes, and an amazing loyalty program that rewards you for playing!
• Cash tournaments are available in about 75% of the world. Cash tournaments are not enabled in the following states: AZ, AR, CT, DE, FL, IL, IN, LA, MD, ME, MT, SC, SD, and TN. If you don't live in a cash-enabled region, you can still play for free.

If you have any questions feel free to reach us at info@tetherstudios.com
If you have any questions about the Skillz system or cash tournaments please contact: support@skillz.com

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SDKs used
SDK
D
DLRadioButton

A highly customizable Radio Button for iOS

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SDK
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FLAnimatedImage
UI SDK

Performant animated GIF engine for iOS

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E
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UIScrollView sublass with ability to restrict or limit scrolling area.

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SDK
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PL
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UI SDK

The ultimate API for iOS & OS X Auto Layout — impressively simple, immensely powerful. Objective-C and Swift compatible

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Framework SDK

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Framework SDK

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Utility SDK

A collection of low-level libraries making mobile app development easy

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SDK
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SZ
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UI SDK

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RN
React Native
Framework SDK

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Social SDK

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UI SDK

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SDK
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SDK
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SDK
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SDK
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PL
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Crash Reporting SDK

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SDK
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Analytics SDK

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UE
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Framework SDK

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App Info
Created: February 5, 2018
Updated: September 20, 2019

Requirements

  • Min iOS version: 9.0
  • File size: 165MB

Permissions

  • Bluetooth support
  • Calendar access
  • Contacts access
  • location_always
  • Location (when in use)
  • Microphone access
  • Photos access
Deep Links

Deep Links implemented

  • skillz.gamelinks.com.tether.blitz21://

Deep Links called

  • fb-messenger-api://
  • fbapi://
  • fbauth2://
  • fbshareextension://
History
IOS 1.09 September 20, 2019 Registered deep link fb350554175424070://
Unregistered deep link fb806229296390920://
IOS 1.08 August 5, 2019 Stopped using REFrostedViewController
IOS 1.07 May 15, 2019 Registered deep link fb806229296390920://
Unregistered deep link fb350554175424070://
Stopped using Kochava (Deprecated)
IOS 1.06 December 6, 2018 Started using FLAnimatedImage
IOS 1.05 May 22, 2018
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