21 Blitz

Name: 21 Blitz
Rating: 3.71 (600 reviews)
Author: Tether Studios LLC

By: Tether Studios LLC Game

Practice your classic Blackjack skills in a modern version of the card game.

Overview

Google Play Store

Downloads

209,041 ▲ 130

Data as of 2026-08-14

Rating:

3.71

(600)

Version:

1.53

Last updated: 2026-08-01

Ranking

#154,309 ▼ 574

Overall

Features & Capabilities

Overview

21 Blitz: Single Player uniquely combines the excitement of Blackjack with the classic Solitaire format, offering a quick yet challenging card game experience perfect for casual players and card counting enthusiasts alike.

Features

Choose from four lanes each turn to build stacks adding up to 21 without busting.
Utilize strategic combos, streak bonuses, and time bonuses to maximize your score.
Use the undo feature to preview cards and reset bust lanes.
Multiple game modes and customizable card backs/backgrounds for personalized play.
Smooth animations and fast loading for seamless gameplay on any device.
Includes detailed "How to Play" guide to enhance your Blackjack skills.

Play 21 Blitz: Single Player to enjoy fast, engaging games anytime while challenging yourself to beat your highest scores!

User Growth & Download Statistics

Game Games Entertainment

By:

Downloads:

Rating:

Version:

1.53 Last updated: 2026-08-01

Version code:

676

Creation date:

2021-04-16

Publisher country:

Permissions:

android.permission.ACCESS_FINE_LOCATION Very high risk
android.permission.CAMERA Very high risk
android.permission.GET_ACCOUNTS Very high risk
android.permission.READ_PHONE_STATE Very high risk
android.permission.RECORD_AUDIO Very high risk
android.permission.MANAGE_DOCUMENTS High risk
android.permission.READ_EXTERNAL_STORAGE High risk
android.permission.SYSTEM_ALERT_WINDOW High risk
android.permission.WRITE_EXTERNAL_STORAGE High risk
com.google.android.gms.permission.AD_ID Moderate risk

Size:

229.33MB

Email:

go*****@tetherstudios.com

URLs:

Website ,Privacy policy

Full description:

Source:

Google Play Store

Data ingested on:

2026-08-14

Compare stats and ranking:

Ranking

# 154,309 ▼ 574

For Developers

Monetize with App Pass Boost with Extension Booster

Contact the developer

Chrome-Stats does not own this Android app. Please use these information below to contact the Android app developer.

Developed by:

Tether Studios LLC

Google Play Store

https://play.google.com/store/apps/details?id=com.tetherstudios.blitz21practice

Email:

go*****@tetherstudios.com

Website:

http://tetherstudios.com/

User Reviews

21 Blitz: Single Player offers fast-paced and enjoyable gameplay with multiple modes and the chance to win money. However, users frequently report issues such as limited play due to energy constraints, frequent crashes especially during monetary transactions, unfair algorithms leading to repeated losses or bans, poor customer support, and difficulties with withdrawal and subscription cancellation. These repeated concerns have led to distrust and frustration despite the game's entertaining elements.

Pros

Fast paced and fun gameplay with multiple playing options and daily bonus points.
The game offers tournaments and the ability to win real money.
Includes a 5 card win rule which is not common in similar games.

Cons

The game requires energy to play, limiting the number of games before waiting or paying, which frustrates users.
Frequent crashing and freezing issues, especially when money is involved, causing loss of progress and funds.
Unfair and possibly rigged algorithm favoring top players and leading to player bans without clear reasons.
Poor customer support and difficulty in withdrawing winnings or canceling subscriptions, leading to user distrust.
False advertising about winning large sums of money and payout delays (4-5 days) disappoint users.