Tectonic

The most addictive Sudoku alternative among the logic puzzles!

Keesing Media Group · com.keesing.android.tectonic

5.0 out of 5 (1 rating) 100K+ downloads v4.6.2 14.7 MB Android 5.0+ PEGI 3 · Everyone

Download APK 14.7 MB All versions

Signature matches the Google Play version Details

At a glance

Latest version: v4.6.2 (59)
Updated: Oct 1, 2026 (7 days ago)
APK size: 14.7 MB
Requires: Android 5.0+ (API 21)
CPU support: Any (no native code)
Category: Puzzle (game)
Listed since: Aug 11, 2022 (at least)
Permissions: 20 (3 sensitive)
Website: keesing.com/contact
Developer contact: [email protected]
Privacy: Developer's privacy policy

About this APK

Tectonic is a game by Keesing Media Group in the Puzzle category, listed since at least August 2022. It has no native code, so it runs on any Android processor.

It asks for 20 permissions, 3 of them sensitive: find accounts on the device, read shared storage and modify shared storage. It asks for the same permissions as version 4.6.1. The game offers in-app purchases through Google Play and can read the advertising ID that ad and analytics services use.

Description

From the listing uploaded by “appupdater”.

Try the most addictive Sudoku alternative among the logic puzzles for free with PuzzleLife's Tectonic app for mobile and tablet! Enjoy this unique and addictive number puzzle experience - both fun and challenging! The Tectonic puzzle is the ideal puzzle game for those who like to explore logic puzzles. With in fact only one rule: adjacent boxes may never contain the same numbers. With tectonic you have found a fun alternative to sudoku.The principle is simple, solving it is a fun challenge! Get hooked on the addictive Tectonic puzzle experience: · Make an account and receive 500 FREE CREDITS for more free logic puzzles. · Play all 6 difficulty levels for free and improve as you play. · Play the puzzles whenever you want and continue to play even when you're offline. · To become a true Tectonic expert complete all 24 achievements in the game. · Login and use your credits for all PuzzleLife apps of your choice. · Available for mobile and tablet. Playing Tectonic is EASY and FUN. A Tectonic logic puzzle contains several boxes outlined in bold, ranging in size from 1 to 5 cells. You must assign all the cells a number according to how many have been outlined for that box, so that all 1-cell zones contain only a 1, two-cell zones contain a 1 and 2, three-cell zones contain a 1, 2 and 3 and so on. A number cannot ever touch the same number - horizontally, vertically nor diagonally. You'll quickly discover that there's more to solving this Sudoku alternative than meets the eye!

Version history

3 versions are listed, going back to v4.5.1.

v4.6.2 LATEST Oct 1, 2026 14.7 MB TRUSTED v4.6.1 Sep 30, 2026 14.7 MB TRUSTED v4.5.1 Aug 22, 2024 14.9 MB TRUSTED

All 3 versions

Security & authenticity

Security rating: Trusted

Signing certificate

Signature matches the Google Play version Checked by the source store on Oct 1, 2026.
Certificate issued to “Jeroen Moorman” This is the certificate of the Google Play version.
Same certificate as the 2 other versions checked

Store checks and file details

Developer signature verified Oct 1, 2026
Validated against Google Play Oct 1, 2026
Signed byCN=Jeroen Moorman
Signing certificate (SHA-1)12:FF:EE:EE:2A:5A:AF:74:C2:A0:A7:85:F5:30:00:E1:6E:D5:2C:14
File MD54c4be1bcdba846e354c52d66ad5a552a
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 (2 other versions compared). AAPKs doesn't scan files itself — compare the MD5 and signer after downloading.

Permissions (20)

Tectonic requests 20 permissions, 3 of them sensitive.

Find accounts on the device Sensitive android.permission.GET_ACCOUNTS
Modify shared storage Sensitive android.permission.WRITE_EXTERNAL_STORAGE
Read shared storage Sensitive android.permission.READ_EXTERNAL_STORAGE
Access adservices ad id android.permission.ACCESS_ADSERVICES_AD_ID
Access adservices attribution android.permission.ACCESS_ADSERVICES_ATTRIBUTION
Access adservices topics android.permission.ACCESS_ADSERVICES_TOPICS
Advertising ID com.google.android.gms.permission.AD_ID
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
Google Play license check com.android.vending.CHECK_LICENSE
In-app purchases (Google Play Billing) com.android.vending.BILLING
Internal broadcast protection (app-defined) com.keesing.android.tectonic.DYNAMIC_RECEIVER_NOT_EXPORTED_PERMISSION
Prevent the device from sleeping android.permission.WAKE_LOCK
Push messaging (app-defined) com.keesing.android.tectonic.permission.C2D_MESSAGE
Receive push notifications com.google.android.c2dm.permission.RECEIVE
Run at startup android.permission.RECEIVE_BOOT_COMPLETED
Run foreground services android.permission.FOREGROUND_SERVICE
View Wi-Fi connections android.permission.ACCESS_WIFI_STATE
View network connections android.permission.ACCESS_NETWORK_STATE

Required hardware & features

Basic touch input android.hardware.faketouch
Portrait screen android.hardware.screen.portrait
Wi-Fi android.hardware.wifi

Tectonic APK: questions and answers

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

Yes, if your installed copy is older. It is signed like the Google Play version, so Android installs it as an update and keeps your data.

Is Tectonic free?

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

Is the Tectonic APK safe?

No one can promise that a file is safe, but some things can be checked. The source store rates this file Trusted. Its signature matches the Google Play version. It is signed with the same certificate as the 2 other versions checked. After downloading, check that the file's MD5 is 4c4be1bcdba846e354c52d66ad5a552a.