Gas Certificate App

Join over 10,000 Engineers Who Have Gone Paperless

Gas Certificate App Ltd · app.uk.co.gascertificateapp.android

Not rated yet 10K+ downloads v3.11.0 19.7 MB Android 7.0+ PEGI 3 · Everyone

Download APK 19.7 MB All versions

Signature matches the Google Play version Details

At a glance

Latest version: v3.11.0 (1896238071)
Updated: Dec 26, 2025 (9 months ago)
APK size: 19.7 MB
Requires: Android 7.0+ (API 24)
CPU support: x86 32-bit, x86 64-bit, ARM 32-bit, ARM 64-bit
Category: Tools (app)
Listed since: May 4, 2021 (at least)
Permissions: 36 (8 sensitive)
Website: gascertificateapp.co.uk
Developer contact: [email protected]
Privacy: Developer's privacy policy

About this APK

Gas Certificate App is an app by Gas Certificate App Ltd in the Tools category, listed since at least May 2021. It includes native code for x86 32-bit, x86 64-bit, ARM 32-bit and ARM 64-bit, so it runs on practically every phone.

Since version 4.8.5, the APK shrank from 58.4 MB to 19.7 MB. Since version 4.7.8, the minimum Android version rose from 6.0 to 7.0. It asks for 36 permissions, 8 of them sensitive, including read contacts, find accounts on the device and read media images. It asks for the same permissions as version 3.9.0. The app offers in-app purchases through Google Play and can read the advertising ID that ad and analytics services use.

What's new in v3.11.0

- New: Support for Testo's new QR code. You can now scan the QR code on your Testo device to import your readings directly onto your certificate, automatically! - Performance Improvements

Description

From the listing uploaded by “appupdater”.

Join over 9000 Engineers Who Have Gone Paperless Gas Certificate App is the essential software for all Gas Engineers. CERTIFICATES Domestic Gas Certificates • Homeowner/Landlord Gas Safety Record • Gas Warning Notice • Gas Breakdown Record • Gas Service Record • Unvented Hot Water Cylinders • Legionella Risk Assessment • Gas Boiler System Commissioning Checklist Non-Domestic Gas Certificates • Non-Domestic Inspection Record • Commercial Gas Safety Record • Leisure Industry Gas Safety Record • LPG Gas Safety Record • Gas Testing And Purging Record • Catering Record • Service Record • CP15 Domestic Oil Certificates • CD/10 Oil Firing Installation • CD/11 Oil Firing Servicing • CD/12 Landlord Oil Installation Check • CD/14 Warning and Advice Notice • CD/51 Commercial Oil Firing Service Report • TI33D Domestic Oil Storage Tank Spillage & Fire Risk Assessment Miscellaneous • Power flush Certificate • Job Sheet • Installation/Commissioning Decommissioning Record • Mobile Catering Vehicle/Trailer Safety Record Invoicing / Quotes • Build Invoices • Build Quotes • Build Estimates Calendar / Diary Easily issue jobs to other users and see a birds-eye view of all of your current jobs throughout the day, week or year. Gas Rate Calculator Easily calculate your Gas Rate Records (Imperial or Metric) from within the app. Invoices & Estimates Easily create Invoices and Estimates from directly within the app for your jobs and customers and sync them to your QuickBooks account. Client Records - safe and sound Keep your customer records stored in our 248bit bank level encryption, so they are safe. Job address - safe and sound Keep your Job Address records stored in our 248bit bank level encryption, so they are safe. Completed Certificates View all saved certificates so you can access them whenever you need them. View All paid / unpaid Invoices View Estimates Automated "next inspection" reminders Add a personal touch Upload your logo as well as your signatures directly to the application. Automatically see the related certificates, invoices and quotes, images and files for the address. When viewing a particular address, the system will automatically pull all of the Certificates, Invoices and Quotes related to that address. You can also upload your own attachments too. Take a look!

Version history

7 versions are listed, going back to v4.7.8. New versions arrive here every few months. Since v4.8.5 it requires Android 7.0+.

v3.11.0 LATEST Dec 26, 2025 19.7 MB TRUSTED v3.9.0 Sep 24, 2023 19.7 MB TRUSTED v3.8.7 Sep 16, 2023 19.7 MB TRUSTED v4.10.2 Oct 7, 2026 67.9 MB TRUSTED v4.10.1 Oct 2, 2026 67.7 MB TRUSTED

All 7 versions

Security & authenticity

Security rating: Trusted

Signing certificate

Signature matches the Google Play version Checked by the source store on Dec 26, 2025.
Certificate from Google Play App Signing Google keeps the signing key for the developer, so the certificate carries Google's name.
Same certificate as the 2 other versions checked

Store checks and file details

Developer signature verified Dec 26, 2025
Validated against Google Play Dec 26, 2025
Signed byCN=Android, OU=Android, O=Google Inc., L=Mountain View, ST=California, C=US
Signing certificate (SHA-1)4C:4B:BE:C7:15:77:8C:AC:05:29:1B:EF:1A:00:88:45:7B:C7:12:BE
File MD5b543a0a7275414c983e79772f984d53c
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 (36)

Gas Certificate App requests 36 permissions, 8 of them sensitive.

Bluetooth connect Sensitive android.permission.BLUETOOTH_CONNECT
Bluetooth scan Sensitive android.permission.BLUETOOTH_SCAN
Find accounts on the device Sensitive android.permission.GET_ACCOUNTS
Modify shared storage Sensitive android.permission.WRITE_EXTERNAL_STORAGE
Read contacts Sensitive android.permission.READ_CONTACTS
Read media images Sensitive android.permission.READ_MEDIA_IMAGES
Read media video Sensitive android.permission.READ_MEDIA_VIDEO
Write contacts Sensitive android.permission.WRITE_CONTACTS
Advertising ID com.google.android.gms.permission.AD_ID
Android pushhandleractivity (custom) app.uk.co.gascertificateapp.android.permission.PushHandlerActivity
Badge read (custom) com.sec.android.provider.badge.permission.READ
Badge write (custom) com.sec.android.provider.badge.permission.WRITE
Badger badge count read (custom) me.everything.badger.permission.BADGE_COUNT_READ
Badger badge count write (custom) me.everything.badger.permission.BADGE_COUNT_WRITE
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
Home broadcast badge (custom) com.sonyericsson.home.permission.BROADCAST_BADGE
Home provider insert badge (custom) com.sonymobile.home.permission.PROVIDER_INSERT_BADGE
In-app purchases (Google Play Billing) com.android.vending.BILLING
Internal broadcast protection (app-defined) app.uk.co.gascertificateapp.android.DYNAMIC_RECEIVER_NOT_EXPORTED_PERMISSION
Launcher change badge (custom) com.huawei.android.launcher.permission.CHANGE_BADGE
Launcher read settings (custom) com.htc.launcher.permission.READ_SETTINGS
Launcher read settings (custom) com.huawei.android.launcher.permission.READ_SETTINGS
Launcher read settings (custom) com.oppo.launcher.permission.READ_SETTINGS
Launcher update badge (custom) com.majeur.launcher.permission.UPDATE_BADGE
Launcher update count (custom) com.anddoes.launcher.permission.UPDATE_COUNT
Launcher update shortcut (custom) com.htc.launcher.permission.UPDATE_SHORTCUT
Launcher write settings (custom) com.huawei.android.launcher.permission.WRITE_SETTINGS
Launcher write settings (custom) com.oppo.launcher.permission.WRITE_SETTINGS
Prevent the device from sleeping android.permission.WAKE_LOCK
Read app badge android.permission.READ_APP_BADGE
Receive push notifications com.google.android.c2dm.permission.RECEIVE
Run foreground services android.permission.FOREGROUND_SERVICE
Show notifications android.permission.POST_NOTIFICATIONS
View network connections android.permission.ACCESS_NETWORK_STATE

Required hardware & features

Bluetooth android.hardware.bluetooth
Basic touch input android.hardware.faketouch
Location android.hardware.location

Gas Certificate App APK: questions and answers

Is there a version of Gas Certificate App for older Android phones?

The current version needs Android 7.0 or later. Version 4.7.8 is the newest listed build that installs on Android 6.0 and later. It is an old build: apps that rely on online services may no longer connect when they are this old. Get version 4.7.8 · All versions

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 Gas Certificate App free?

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

Is the Gas Certificate App 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 b543a0a7275414c983e79772f984d53c.