Screen 911- all for the screen

Screen 911 is a screen test application designed for Android tablets and phones.

VisualDev · com.visual.program.screen911

5.0 out of 5 (1 rating) 100K+ downloads v6.1.0 11.9 MB Android 4.0+ PEGI 3 · Everyone

Download APK 11.9 MB All versions

Same certificate as the other version checked Details

Watch the Screen 911- all for the screen trailer on YouTube

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At a glance

Latest version: v6.1.0 (468)
Updated: Sep 4, 2018 (8 years ago)
APK size: 11.9 MB
Requires: Android 4.0+ (API 14)
CPU support: Any (no native code)
Category: Tools (app)
Permissions: 10 (3 sensitive)
Developer contact: [email protected]
Privacy: Developer's privacy policy

About this APK

Screen 911- all for the screen is an app by VisualDev in the Tools category. It has no native code, so it runs on any Android processor.

Since version 6.5.5, the APK grew from 8.6 MB to 11.9 MB. It asks for 10 permissions, 3 of them sensitive: approximate location, modify shared storage and write settings. Compared with version 6.5.5, it adds 5 new permissions (“Approximate location”, “Write settings”, “Billing” and 2 more) and drops 1 (“Control vibration”). The app offers in-app purchases through Google Play.

What's new in v6.1.0

Improvements and bug fixes

Description

From the listing uploaded by “teletech”.

Use Screen 911 as a dead pixel fixer! The app allows you to check dead pixels and yellow spots, to evaluate the color reproduction, as well as to test for ghosting and precision of your touch screen. The program is useful for the screen test as in purchase new equipment, as well as during operation. Highlights of Screen 911: - dead pixel detect and fix; - a comprehensive test of the screen / display on the color quality; - touch screen test; - ghosting check; - multitouch test.

Version history

2 versions are listed, going back to v6.5.5.

v6.1.0 LATEST Sep 4, 2018 11.9 MB TRUSTED v6.5.5 Jun 13, 2024 8.6 MB TRUSTED

All 2 versions

Security & authenticity

Security rating: Trusted

Signing certificate

Certificate issued to “xiaomi” Not the developer's name (“VisualDev”). Names in certificates can't be verified, so this alone proves nothing.
Same certificate as the other version checked

Store checks and file details

Signed byCN=xiaomi, C=US
Signing certificate (SHA-1)7F:3F:0C:2B:FD:BD:C3:64:4A:F1:9D:5B:B3:8A:90:F9:CF:10:D6:7F
File MD5581c93b6036cad134a95ef5b24f760ce
Uploaded by “teletech” 368 followers · uploading since 2018

Scans and ratings come from the source store; the certificate comparisons are AAPKs's own, made from the files' published signatures (1 other version compared). AAPKs doesn't scan files itself — compare the MD5 and signer after downloading.

Permissions (10)

Screen 911- all for the screen requests 10 permissions, 3 of them sensitive.

Approximate location Sensitive android.permission.ACCESS_COARSE_LOCATION
Modify shared storage Sensitive android.permission.WRITE_EXTERNAL_STORAGE
Write settings Sensitive android.permission.WRITE_SETTINGS
Billing android.permission.BILLING
Full network access android.permission.INTERNET
In-app purchases (Google Play Billing) com.android.vending.BILLING
Network access android.permission.NETWORK_ACCESS
Prevent the device from sleeping android.permission.WAKE_LOCK
View Wi-Fi connections android.permission.ACCESS_WIFI_STATE
View network connections android.permission.ACCESS_NETWORK_STATE

Required hardware & features

Location android.hardware.location
Network location android.hardware.location.network
Portrait screen android.hardware.screen.portrait
Touchscreen android.hardware.touchscreen
Wi-Fi android.hardware.wifi

Screen 911- all for the screen APK: questions and answers

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 Screen 911- all for the screen free?

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

Is the Screen 911- all for the screen APK safe?

No one can promise that a file is safe, but some things can be checked. The source store rates this file Trusted. It is signed with the same certificate as the other version checked. After downloading, check that the file's MD5 is 581c93b6036cad134a95ef5b24f760ce.