Zero21 Solitaire

Fun Numbers Game

Rollic Games · com.duellogames.Zero21

5.0 out of 5 (2 ratings) 5M+ downloads v2.16 40.8 MB Android 5.0+ PEGI 3 · Everyone

Download APK 40.8 MB All versions

At a glance

Latest version: v2.16 (32)
Updated: Aug 20, 2021 (5 years ago)
APK size: 40.8 MB
Requires: Android 5.0+ (API 21)
CPU support: ARM 32-bit, ARM 64-bit
Graphics: OpenGL ES 2.0+
Category: Casual (game)
Listed since: Dec 11, 2020 (at least)
Permissions: 10 (2 sensitive)
Website: rollicgames.com
Developer contact: [email protected]
Privacy: Developer's privacy policy

About this APK

Zero21 Solitaire is a game by Rollic Games in the Casual category, listed since at least December 2020. It includes native code for ARM 32-bit and ARM 64-bit, so it runs on practically every phone.

It asks for 10 permissions, 2 of them sensitive: approximate location and read shared storage. The game offers in-app purchases through Google Play.

What's new in v2.16

Performance improvements

Description

From the listing uploaded by “appupdater”.

Zero21 is a challenging game with a simple rule: Try to stay between 0 and 21. It's not easy! Zero21 Solitaire is a fun numbers game with solitaire flavor to relax and unwind while keeping your mind sharp. Collect all the number cards on the board while keeping your sum between 0 and 21. But be careful! Zero21 Solitaire is more difficult than you think. Enjoy!

Security & authenticity

Security rating: Trusted

Signing certificate

Certificate with Google's generic name Google Play App Signing gives the keys it manages this name, but anyone can put it in a certificate, so this alone proves nothing.

Store checks and file details

Developer signature verified Aug 20, 2021
Signed byCN=Android, OU=Android, O=Google Inc., L=Mountain View, ST=California, C=US
Signing certificate (SHA-1)71:35:09:5D:8F:BA:37:35:9B:68:CA:B2:C8:67:97:E8:F7:4F:96:D8
File MD5f6b3ab8a89682fa3b281a56807728e03
Uploaded by “appupdater” Gold tier · 117,810 followers · uploading since 2020

Scans and ratings come from the source store; the certificate comparisons are AAPKs's own, made from the files' published signatures. AAPKs doesn't scan files itself — compare the MD5 and signer after downloading.

Permissions (10)

Zero21 Solitaire requests 10 permissions, 2 of them sensitive.

Approximate location Sensitive android.permission.ACCESS_COARSE_LOCATION
Read shared storage Sensitive android.permission.READ_EXTERNAL_STORAGE
Control vibration android.permission.VIBRATE
Full network access android.permission.INTERNET
Google Play install referrer com.google.android.finsky.permission.BIND_GET_INSTALL_REFERRER_SERVICE
In-app purchases (Google Play Billing) com.android.vending.BILLING
Prevent the device from sleeping android.permission.WAKE_LOCK
Run at startup android.permission.RECEIVE_BOOT_COMPLETED
View Wi-Fi connections android.permission.ACCESS_WIFI_STATE
View network connections android.permission.ACCESS_NETWORK_STATE

Required hardware & features

Location android.hardware.location
Portrait screen android.hardware.screen.portrait
Wi-Fi android.hardware.wifi

Zero21 Solitaire APK: questions and answers

How much space does Zero21 Solitaire need?

The APK is 40.8 MB, and the game also needs 38.5 MB of extra data (OBB files). Leave about 120 MB free for the installation.

Can I install this APK over the version I already have?

Only if it is signed with the same certificate as the copy on your phone and isn't an older version. If Android says “App not installed”, the certificates differ; uninstalling your copy first works but deletes its data unless it is backed up.

Is Zero21 Solitaire free?

The APK is free to download, but the game offers in-app purchases through Google Play.

Is the Zero21 Solitaire APK safe?

No one can promise that a file is safe, but some things can be checked. The source store rates this file Trusted. After downloading, check that the file's MD5 is f6b3ab8a89682fa3b281a56807728e03.