--- title: "Checker | Software for Trades - Reviews, Revenue and Downloads in United Kingdom | Apple App Store" description: "Simplify your workday with Checker App, the all-in-one tool for professional engineers and tradespeople. Whether you work in gas, electrical, renewables, or oil heating, Checker App helps you issue pr" --- # Checker | Software for Trades — United Kingdom > Multi-Sector Reports Software ![Checker App Icon](https://is1-ssl.mzstatic.com/image/thumb/Purple221/v4/17/e5/66/17e56642-841d-a6b5-5388-1f0f299bac24/AppIcon-0-0-1x_U007emarketing-0-11-0-85-220.png/434x0w.png) **Developer:** [GasSoft](https://apptail.io/developer/gassoft-hOZd) **Category:** Business **Rating:** 4.3/5 (7 ratings) **Price:** Free **Bundle ID:** com.gassoft.checker **Store:** Apple App Store **Country:** United Kingdom **Version:** 1.4.15 (released 2026-10-03) **Original Release:** 2025-07-21 **Languages:** English **App Store Link:** [Download on Apple App Store](https://apps.apple.com/gb/app/app/id6741867316) **AppTail Page:** [https://apptail.io/app/checker-software-for-trades-nGow/united-kingdom](https://apptail.io/app/checker-software-for-trades-nGow/united-kingdom) ## Checker Description Simplify your workday with Checker App, the all-in-one tool for professional engineers and tradespeople. Whether you work in gas, electrical, renewables, or oil heating, Checker App helps you issue professional PDF certificates/reports, invoices, quotes, and job sheets - all from your phone, tablet, laptop or desktop. FEATURES: • Generate Gas Safety, Electrical, Oil Heating and Renewable Energy Certificates and Reports • Create and send PDF quotes, invoices & job sheets in minutes • Manage customers with our powerful built-in CRM • Annual service reminders via SMS, email & letter • Seamlessly syncs records securely to the cloud and to all your devices • Works offline - no signal? No problem! • Designed by engineers, for engineers • Sync to your XERO, Quickbooks or Sage accountancy package as well as Stripe for taking payment. • Connect to any KANE Analyser and pull logs. SUPPORTED INDUSTRIES: • Gas Engineers • Electricians • Plumbers • Oil & Renewable Heating Engineers • Multi-trade service providers SAVE TIME & BOOST REVENUE: Ditch paperwork and manage all your jobs, customers, and reports in one place. Automate follow-ups and stay compliant effortlessly. Start Today: Get started today and never look back. Checker includes Apple Subscriptions, which use the standard Apple Terms of Use (EULA). They can be viewed at ## Checker Screenshots - [Screenshot 1](https://is1-ssl.mzstatic.com/image/thumb/PurpleSource221/v4/c8/b4/a7/c8b4a7e6-fd40-581f-46b3-4776f9b844d1/1.jpg/1242x2688.png) - [Screenshot 2](https://is1-ssl.mzstatic.com/image/thumb/PurpleSource221/v4/c9/56/81/c956812a-b684-55c4-0015-b74a07019fb5/appstoreedit1.jpg/1242x2688.png) - [Screenshot 3](https://is1-ssl.mzstatic.com/image/thumb/PurpleSource221/v4/e4/26/82/e4268241-b21d-1bd6-cf84-f4e8d2fb168d/3.jpg/1242x2688.png) - [Screenshot 4](https://is1-ssl.mzstatic.com/image/thumb/PurpleSource211/v4/a7/07/b6/a707b6cc-e525-4489-4daa-8d8eba365742/4.jpg/1242x2688.png) - [Screenshot 5](https://is1-ssl.mzstatic.com/image/thumb/PurpleSource211/v4/28/8c/e9/288ce973-99d0-740b-d9ad-6674a886426b/5.jpg/1242x2688.png) - [Screenshot 6](https://is1-ssl.mzstatic.com/image/thumb/PurpleSource221/v4/1b/da/82/1bda82aa-9227-d721-cf10-67894041a47a/6.jpg/1242x2688.png) - [Screenshot 7](https://is1-ssl.mzstatic.com/image/thumb/PurpleSource221/v4/6d/6d/76/6d6d7622-8960-f88d-7ae5-26bc05afee21/7.jpg/1242x2688.png) - [Screenshot 8](https://is1-ssl.mzstatic.com/image/thumb/PurpleSource211/v4/50/e9/b1/50e9b128-e613-bb1d-a430-4a485bddeeb9/8.jpg/1242x2688.png) - [Screenshot 9](https://is1-ssl.mzstatic.com/image/thumb/PurpleSource221/v4/9d/d1/e7/9dd1e78f-ea80-9231-e77a-14fa889928ca/9.jpg/1242x2688.png) ## Checker Rating Breakdown in United Kingdom - 5 stars: 5 (71%) - 4 stars: 1 (14%) - 3 stars: 0 (0%) - 2 stars: 0 (0%) - 1 stars: 1 (14%) ## Checker Reviews in United Kingdom ### *---- "Plumstore" Terrible -- Mhgassevice, 2026-02-28 ### ***** "Gas and Electrical app" Really good app. all my files are stored on this system and my repeat business is generated. Good Price too. -- Charlie’s Gas Services, 2026-01-11 [View all Checker reviews and detailed analytics on AppTail](https://app.apptail.io/signup?utm_campaign=ai-crawl&utm_content=reviews) ## Checker In-App Purchases | Item | Price | |------|-------| | Checker Monthly Lite | £12.49 | ## Apps Similar to Checker - [KANE LIVE](https://apptail.io/app/kane-live-qTA/united-kingdom) - [Ampere Mobile Business Account](https://apptail.io/app/ampere-mobile-business-account-TED/united-kingdom) - [TradeHelp App](https://apptail.io/app/tradehelp-app-EQQ/united-kingdom) - [NeuraStride](https://apptail.io/app/neurastride-iJQo/united-kingdom) - [Zavo - Accept Card Payments](https://apptail.io/app/zavo-accept-card-payments-ZAXr/united-kingdom) - [Gaya: AI Crypto Wallet](https://apptail.io/app/gaya-ai-crypto-wallet-soZu/united-kingdom) - [Daily Habit Planner - Abletobe](https://apptail.io/app/daily-habit-planner-abletobe-Radv/united-kingdom) - [Unify Giving](https://apptail.io/app/unify-giving-azev/united-kingdom) - [Advertisement Maker, Create Ad](https://apptail.io/app/advertisement-maker-create-ad-Qhvv/united-kingdom) - [AI translator - language](https://apptail.io/app/ai-translator-language-chDv/united-kingdom) ## Checker Available In - [United Kingdom](https://apptail.io/app/checker-software-for-trades-nGow/united-kingdom) - [United Arab Emirates](https://apptail.io/app/checker-software-for-trades-nGow/united-arab-emirates) - [Portugal](https://apptail.io/app/checker-software-for-trades-nGow/portugal) - [United States](https://apptail.io/app/checker-software-for-trades-nGow/united-states) --- ## About AppTail [AppTail](https://apptail.io) is a mobile app intelligence platform providing app analytics, ASO (App Store Optimization) tools, keyword tracking, competitor analysis, revenue estimates, and review monitoring for iOS App Store apps. Track your app's performance, discover ranking keywords, monitor competitors, and analyze market trends. - [Search Apps](https://apptail.io) - [Top Charts](https://apptail.io/top-iphone-apps) - [Sign Up for Full Access](https://app.apptail.io/signup?utm_campaign=ai-crawl&utm_content=footer) *Data provided by [AppTail](https://apptail.io) - Mobile App Intelligence Platform*