Comparison

Gas Certificate App UK vs Firehawk Data Scan

Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.

Head to head
About

Gas Certificate App UK

Streamline your gas engineering business with this app. Generate, store, and send industry-standard digital certificates, invoices, and job records instantly. Work offline, manage your schedule, and keep client data secure with cloud storage and encryption.

Highlights
  • Generate industry-standard gas certificates
  • Create invoices and estimates
  • Offline certificate creation and saving
  • Integrated job scheduling and reminders
  • Secure cloud storage and data encryption
  • Branded documentation with company logo
Features
Read full description

Built for the job, Gas Certificate App helps UK gas engineers replace paperwork with a faster digital workflow. Create, store and send professional gas certificates, manage customers and jobs, schedule work, and prepare invoices and quotes. Supporting gas engineers for more than nine years, the app is built for sole traders, growing teams and larger organisations that need reliable access to their paperwork on site, in the office or on the move. CREATE AND SEND GAS CERTIFICATES Complete industry-standard records from your iPhone or iPad, add electronic signatures and send finished documents to customers without returning to the office. The certificate library includes: • Landlord and Homeowner Gas Safety Records, including CP12 • Gas Service and Breakdown Records • Gas Warning Notices • Gas Boiler Commissioning Checklists • Legionella Risk Assessments • Non-Domestic and Commercial Gas Safety Records • Catering, Leisure and LPG Gas Safety Records • Gas Testing and Purging Records • Domestic and Commercial Oil Certificates • Powerflush Certificates • Unvented Hot Water Cylinder Records • Heat Pump Commissioning and Servicing Records • Mobile Catering Vehicle and Caravan or Boat Safety Records • Installation, Commissioning and Decommissioning Records • Job sheets WORK OFFLINE AND SYNC LATER No signal at the property? Continue without an internet connection. Create certificates, access customer information and manage your schedule offline, then sync your records automatically when you reconnect. MANAGE CUSTOMERS, JOBS AND TEAMS Keep customer details, property addresses, job history, photos and documents organised. Certificates, invoices, quotes and attachments are automatically associated with the relevant address, helping you find previous work quickly. Use the calendar and diary to schedule appointments, create job sheets, assign work and keep your team informed. User permissions, reporting tools and dashboards give businesses visibility across their workload. CREATE INVOICES, QUOTES AND ESTIMATES Build professional invoices, quotes and estimates from the same app. Monitor payment status, identify outstanding or uninvoiced work, send quote-acceptance emails and support Domestic Reverse Charge VAT where required. AUTOMATE SERVICE REMINDERS Stay ahead of annual inspections and encourage repeat business with automated customer reminders. Send service-due and appointment reminders by email or SMS and track important emails. USE PRACTICAL TOOLS ON SITE Work efficiently with tools designed for gas and heating engineers: Ā· Imperial and metric gas rate calculator Ā· Searchable library of more than 5,000 boiler manuals Ā· Postcode lookup and Google Maps integration Ā· TPI, Testo and Sauermann gas analyser integrations Ā· QuickBooks integration and Xero support Ā· File and photo uploads Ā· To-do lists and customer communication tools CREATE PROFESSIONAL DOCUMENTS Add your company logo and electronic signature for consistent documentation. Store certificates, invoices, quotes, job sheets, images and customer records securely, with unlimited cloud storage and syncing between devices. UK-BASED SUPPORT Access UK-based support by live chat, phone or email. Get help with setup, customer imports, troubleshooting and team management. GO PAPERLESS WITH GAS CERTIFICATE APP Spend less time on administration and more time completing work. Create certificates on site, organise jobs, send invoices and stay connected with customers from one gas engineer software platform. Start your 14-day free trial and discover a more efficient way to manage your gas engineering business. Terms of Use: https://www.apple.com/legal/internet-services/itunes/dev/stdeula/ Privacy Policy: https://help.tradeapps.co.uk/en/article/privacy-policy-1rwkmw5

About

Firehawk Data Scan

Extracts data from specific Firehawk Carbon Monoxide alarms. Supports models CO7B10Y, CO7BD, CO7B10W, and CO10-RF for data retrieval.

Highlights
  • Data extraction
  • CO alarm monitoring
  • Firehawk CO7B10Y support
  • Firehawk CO7BD support
  • Firehawk CO7B10W support
  • Firehawk CO10-RF support
Features
Read full description

Firehawk Data Scan App. Data extraction for Firehawk Carbon Monoxide Alarm CO7B10Y, CO7BD, CO7B10W & CO10-RF

Screenshots

Gas Certificate App UK4 screens
Firehawk Data Scan3 screens

Verdict

The call

The clearest difference is review sentiment: Gas Certificate App UK at 61% against Firehawk Data Scan's 3%. Gas Certificate App UK also leads on update cadence (every 2 weeks vs every 5 weeks). Firehawk Data Scan's advantage is in-app purchases (none vs 2) and iOS requirement (13.0 vs 15.6). On price, ads and device support there is nothing between them.

Scored on Price Ā· Rating Ā· Positive reviews Ā· Number of ratings Ā· Update frequency Ā· Ads Ā· In-app purchases Ā· Monetization Ā· Best chart rank Ā· Devices Ā· Requires iOS

CostPrice Ā· In-app purchases Ā· Ads Ā· Monetization

Both are free to download. Gas Certificate App UK sells 2 in-app purchases, starting at $19.00 per month. Firehawk Data Scan asks for nothing beyond the download.

UpkeepUpdate frequency

Gas Certificate App UK ships an update every 2 weeks, Firehawk Data Scan every 5 weeks. The most recent releases landed on October 19, 2026 and October 14, 2026 respectively.

Scorecard5 real differences Ā· 3 level
Gas Certificate App UK versus Firehawk Data Scan: the parameters behind the verdict, then further details
ParameterGas Certificate App UKFirehawk Data Scan
PriceFreeFree
Positive reviews60.7% of reviews — better3.3% of reviews
Update frequencyEvery 2 weeks — betterEvery 5 weeks
AdsNoNo
In-app purchasesYesNo — better
MonetizationFree with in-app purchasesFree — better
DevicesiPhone, iPad, iPod — betteriPhone, iPod
Requires iOS15.613.0 — better
Further details — not scored
Size62 MB6 MB
Age rating4+4+
DeveloperTrade Apps LTDGraeme Brennan

Customer experience

Gas Certificate App UK

Written reviews56 reviews
Positive60.7%
Neutral5.4%
Negative33.9%

Firehawk Data Scan

Written reviews30 reviews
Positive3.3%
Neutral3.3%
Negative93.3%

In-app purchases

2 purchases

Gas Certificate App UK

Subscriptions2
  • Monthly Subscription$19.001 Month
  • Yearly subscription$199.991 Year
None

Firehawk Data Scan

No in-app purchases

Questions

Is Gas Certificate App UK free?
Gas Certificate App UK is free to download, with in-app purchases available.
Is Firehawk Data Scan free?
Firehawk Data Scan is free to download, with no in-app purchases.
Do Gas Certificate App UK or Firehawk Data Scan have ads?
Neither Gas Certificate App UK nor Firehawk Data Scan shows ads.
Which is updated more often, Gas Certificate App UK or Firehawk Data Scan?
Gas Certificate App UK ships an update every 2 weeks, and Firehawk Data Scan every 5 weeks. Most recently, Gas Certificate App UK was updated on October 19, 2026 and Firehawk Data Scan on October 14, 2026.

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