TouchGuard Lock

Add-On for TouchGuard app

TTC TELSYS, a.s. · cz.ttc.tg.guard

Not rated yet 500+ downloads v3.52.7 1.5 MB Android 5.0+ PEGI 3 · Everyone

Download APK 1.5 MB All versions

Signature matches the Google Play version Details

Watch the TouchGuard Lock trailer on YouTube

At a glance

Latest version: v3.52.7 (397)
Updated: Apr 21, 2026 (6 months ago)
APK size: 1.5 MB
Requires: Android 5.0+ (API 21)
CPU support: Any (no native code)
Category: Productivity (app)
Listed since: Oct 15, 2020 (at least)
Permissions: 7
Website: touchguard.eu
Developer contact: [email protected]
Privacy: Developer's privacy policy

About this APK

TouchGuard Lock is an app by TTC TELSYS, a.s. in the Productivity category, listed since at least October 2020. It has no native code, so it runs on any Android processor.

It asks for 7 permissions, none of them sensitive. The app can read the advertising ID that ad and analytics services use.

Description

From the listing uploaded by “appupdater”.

Improve standard guard mode which is included in TouchGuard app. This app uses Accessibility services: Because this app is an accessibility service, it can observe your actions, retrieve window content, and observe text that you type. Application is used for higher productivity and safe work environment as a Lone worker protection system. For safer work we use Accessibility Services API to prevent leaving application to be sure, app will work on foreground in case of emergency. To begin using Accessibility service TOUCHGUARD LOCK: - Navigate to Settings > Accessibility - Locate and turn on TouchGuard Lock

Security & authenticity

Security rating: Trusted

Signing certificate

Signature matches the Google Play version Checked by the source store on Apr 21, 2026.
Certificate issued to “TTC Telekomunikace” This is the certificate of the Google Play version.

Store checks and file details

Developer signature verified Apr 21, 2026
Validated against Google Play Apr 21, 2026
Signed byCN=Pavel Novak, OU=U80, O=TTC Telekomunikace, L=Prague, ST=Czech Republic, C=CZ
Signing certificate (SHA-1)ED:42:02:C8:F9:DF:94:22:82:84:50:3D:23:38:E9:D0:0F:66:93:8E
File MD5cceb26b6b63eafc013573f0bf7c5ebbb
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 (7)

TouchGuard Lock requests 7 permissions, none of them sensitive.

Advertising ID com.google.android.gms.permission.AD_ID
Full network access android.permission.INTERNET
Google Play install referrer com.google.android.finsky.permission.BIND_GET_INSTALL_REFERRER_SERVICE
Internal broadcast protection (app-defined) cz.ttc.tg.guard.DYNAMIC_RECEIVER_NOT_EXPORTED_PERMISSION
Prevent the device from sleeping android.permission.WAKE_LOCK
Read guard config (custom) cz.ttc.tg.READ_GUARD_CONFIG
View network connections android.permission.ACCESS_NETWORK_STATE

Required hardware & features

Basic touch input android.hardware.faketouch

TouchGuard Lock 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 the TouchGuard Lock 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. After downloading, check that the file's MD5 is cceb26b6b63eafc013573f0bf7c5ebbb.