Gas Engineer Software - GES
The UK's top app for gas engineers. Certs, jobs, invoices — all from your phone.
- Total installs
- 74,402
- Installs / day
- 0
- Rating
- —★
- Released
- 12 Dec 2013
- Last update
- 5 Oct 2026
- Countries
- —
Installs per day
gain of the exact counterLifetime avg ≈ 16/day (all installs ÷ days since release)
Daily tracking since 10 Oct 2026 · history grows every day
Install history
exact counter from Google PlayDashed: estimate from the release date (no daily data before 10 Oct 2026) · time axis compressed before that day
Daily tracking since 10 Oct 2026 · history grows every day
Change timeline
Full historyNo changes recorded yet. We compare every crawl with the previous one and list title, icon, screenshots, description, version, price and availability changes here.
Country availability
Availability has not been checked for this app yet. “Check all countries” looks the app up in about 140 Google Play storefronts and shows where it is live, listed but not installable, or missing — plus any country-specific (custom) store listings.
Top countries
estimate · charts of 13 OctMost downloads likely come from 🇬🇧 United Kingdom (~100%).
Estimated from top-chart positions weighted by each country’s Google Play market size. Countries where the app is not in a chart are not shown, so small markets may be missing.
Top chart positions
as of 13 Oct| Chart | Country | Rank | Change |
|---|---|---|---|
| Trending · Business | GB · 12 Oct | #75 | ▲ 35 |
| Top free · Business | GB | #186 | ▼ 1 |
App manifest
Read this app's manifest from Google Play: permissions, declared SDKs, components and AdMob app ID. Saved analysis appears here automatically.
Data safety
declared by the developer on Google Play- Shares data with third parties Location and Device or other IDs
- Collects data Personal info, App activity, and App info and performance
- Data is encrypted in transit
- You can ask for your data to be deleted
This is the developer's own declaration, summarised from the Play listing. The permissions below show what the app is technically able to access.
Permissions
25 in 11 groupsWhat this app can do with your phone
- Know roughly where you are, using mobile towers and Wi-Fi networks
- Know your exact location using GPS, Wi-Fi and mobile networks
- Use your camera to take photos and record videos
- Record sound using your phone's microphone
- See the list of accounts on your phone, like Google or email accounts
- See every contact saved on your phone, including names, numbers and emails
IdentitySensitive1
Access to accounts on the device and your personal profile card
- See the list of accounts on your phone, like Google or email accountsfind accounts on the device ·
GET_ACCOUNTS
ContactsSensitive2
Access to the contacts saved on your phone
- See the list of accounts on your phone, like Google or email accountsfind accounts on the device ·
GET_ACCOUNTS - See every contact saved on your phone, including names, numbers and emailsread your contacts ·
READ_CONTACTS
LocationSensitive2
Access to where your device is, using GPS or network signals
- Know roughly where you are, using mobile towers and Wi-Fi networksapproximate location (network-based) ·
ACCESS_COARSE_LOCATION - Know your exact location using GPS, Wi-Fi and mobile networksprecise location (GPS and network-based) ·
ACCESS_FINE_LOCATION
PhoneSensitive2
Access to phone calls, call history, and voicemail
- Call phone numbers without your input, which may cost you moneydirectly call phone numbers ·
CALL_PHONE - See your phone number, device IDs, whether a call is active, and the other caller's numberread phone status and identity ·
READ_PHONE_STATE
Photos/Media/FilesSensitive2
Access to photos, videos, music and other files stored on your device
- Read photos, videos, and other files saved in your phone's shared storageread the contents of your USB storage ·
READ_EXTERNAL_STORAGE - Add, change or delete photos, videos and other files in your phone's storagemodify or delete the contents of your USB storage ·
WRITE_EXTERNAL_STORAGE
StorageSensitive2
Access to files, photos and media saved on your phone's storage
- Read photos, videos, and other files saved in your phone's shared storageread the contents of your USB storage ·
READ_EXTERNAL_STORAGE - Add, change or delete photos, videos and other files in your phone's storagemodify or delete the contents of your USB storage ·
WRITE_EXTERNAL_STORAGE
CameraSensitive1
Access to your camera to take photos and record video
- Use your camera to take photos and record videostake pictures and videos ·
CAMERA
MicrophoneSensitive1
Access to your phone's microphone to record sound
- Record sound using your phone's microphonerecord audio ·
RECORD_AUDIO
Device ID & call informationNotable1
Access to your phone's identifiers, mobile network details, and call status
- See your phone number, device IDs, whether a call is active, and the other caller's numberread phone status and identity ·
READ_PHONE_STATE
Wi-Fi connection informationRoutine1
Access to details about Wi-Fi networks your device sees or uses
- See whether Wi-Fi is on and details of the network you are connected toview Wi-Fi connections ·
ACCESS_WIFI_STATE
OtherNotable10
Access to miscellaneous device features that don't fit other categories
- See Bluetooth settings and connect to paired devices like headphones, speakers or watchespair with Bluetooth devices ·
BLUETOOTH - Turn Bluetooth on or off and find and pair with nearby Bluetooth devicesaccess Bluetooth settings ·
BLUETOOTH_ADMIN - Connect to or disconnect from Wi-Fi networks and change saved Wi-Fi settingsconnect and disconnect from Wi-Fi ·
CHANGE_WIFI_STATE - Start itself automatically as soon as your phone finishes turning onrun at startup ·
RECEIVE_BOOT_COMPLETED - Keep your phone's processor or screen from going to sleep, which can use more batteryprevent device from sleeping ·
WAKE_LOCK - Check whether you are online and whether you use Wi-Fi or mobile dataview network connections ·
ACCESS_NETWORK_STATE - Turn your phone's flashlight on and offcontrol flashlight ·
FLASHLIGHT - Connect to the internet to load content and send datafull network access ·
INTERNET - Make your phone vibratecontrol vibration ·
VIBRATE - Receive push messages sent from the app's servers over the internetreceive data from Internet ·
com.google.android.c2dm.permission.RECEIVE
Sensitive = can reach personal data, location, camera/mic or act on your behalf. Notable = changes how your device behaves. Routine = normal for almost every app. Source: Google Play's permission list for all versions of this app.
Store listing
Full description
What's new
Gas Installation Volume Calculator is now in the app! Work out installation and purge volumes, then check tightness test results on site. You'll also find in this update: ● More Gas Service safety checks now include N/A, with N/A pre-selected across key Gas Safety and Gas Service questions ● CD/11 inspection field limits now match the issued record ● Various behind-the-scenes performance improvements
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