# Graham the Plumbers Merchant — Business app for plumbers > Business app for plumbers to manage invoicing, quotes, expenses, and orders. (iPhone/iPad app by Powered Now LTD.) - Source: https://appshunter.io/ios/app/graham-the-plumbers-merchant/id1496341677 (this page in markdown: same URL + `.md`) - Developer: [Powered Now LTD](https://appshunter.io/developer/475359686) - Category: Business, Utilities - Price: Free - Rating: 3.00/5 from 2 App Store ratings · 2 written reviews indexed - Age rating: 17+ - Requires: iOS 13.0 · 77 MB - Languages: American English - Released: 2020-05-25 - Data updated: 2026-08-31 - Monetization: free - User reviews in markdown: https://appshunter.io/ios/app/graham-the-plumbers-merchant/id1496341677/reviews.md ## What is Graham the Plumbers Merchant? Graham the Plumbers Merchant and Powered Now have got together to provide you with an award-winning app for running your plumbing or installer business.  You can Invoice your customers, send great looking quotes and store your expenses from anywhere. The app also has the latest Graham catalogues you can browse and use for your paperwork, including submitting a purchase order directly to Graham. Saving you time and money. The Graham App also comes with support and training and you can also upgrade to Powered Now at any point to unlock additional features such as diary, team users and certificates. Everything is backed up to the cloud, secure and free. • Select your invoice template, add your logo and go! • Built for plumbers, gas engineers and installers. • Get notified in real time when documents are opened. • Send documents to customers online and as a PDF attachment by email. • Easy to use interface and quick to set up. • Handles multiple rates of tax and staged payments, surcharges and discounts calculated automatically. • Export your data for accounting and send to your accountant or bookkeeper. • Fully backed up and synchronised between devices. You can use the Graham App for free. ## Key features - Invoice customers - Send quotes - Store expenses - Browse product catalogs - Submit purchase orders - Export accounting data ## Recent user reviews (2 of 2) All indexed reviews: https://appshunter.io/ios/app/graham-the-plumbers-merchant/id1496341677/reviews.md ### 1/5 — Terrible design *2020-07-21* Terribly designed, when on screen registration, when it asks for business type, there is no drop down box or option to type anything anything so can’t go past this screen. ### 5/5 — Fantastically useful! *2020-05-25* Great work from Graham for providing this app. Invoicing is really easy and I love the fact I can browse the catalogue. Haven’t sent a Purchase Order yet but I’ll be doing it the next time I need some parts! ## Frequently asked questions about Graham the Plumbers Merchant ### What is Graham the Plumbers Merchant? Graham the Plumbers Merchant is a business app designed for plumbers, gas engineers, and installers. It helps you manage invoicing, send quotes, track expenses, and access product catalogs. ### Is Graham the Plumbers Merchant free to use? Yes, the Graham App can be used for free. Additional features are available if you upgrade to Powered Now. ### What devices does Graham the Plumbers Merchant support? Graham the Plumbers Merchant is available on iPhone and iPad. ### How often is Graham the Plumbers Merchant updated? The latest version, 1.0.6, was released on September 15, 2021. Update frequency is not explicitly stated but the app is actively maintained. ### Can I submit purchase orders directly through Graham the Plumbers Merchant? Yes, you can browse the latest Graham catalogues within the app and submit a purchase order directly to Graham, saving you time and money. ### Does Graham the Plumbers Merchant have ads? No, Graham the Plumbers Merchant does not contain advertisements. ### What is the age rating for Graham the Plumbers Merchant? Graham the Plumbers Merchant has an age rating of 17+, indicating it is intended for mature users. ### How does Graham the Plumbers Merchant handle accounting? You can export your data for accounting purposes and send it to your accountant or bookkeeper. The app handles multiple rates of tax and calculates discounts automatically. ## Version history (last 5 releases) ### 1.0.6 — 2021-09-15 Performance improvements and bug fixes ### 1.0.5 — 2021-08-20 Performance improvements and bug fixes ### 1.0.4 — 2021-05-12 Performance improvements and bug fixes. Including a new SumUp online integration. ### 1.0.3 — 2021-03-10 Updated with performance improvements and bug fixes. Also updated catalogues. ### v1.0.2 — 2020-11-06 A big update in this app release including all new catalogues as well as a quick link through to Parts Arena! ## More apps by Powered Now LTD - [Powered Now Job Software & App](https://appshunter.io/ios/app/powered-now-job-software-and-app/id622739610) - [1TradeApp Trade Business App](https://appshunter.io/ios/app/1tradeapp-trade-business-app/id1501518753) - [PN Receptionist](https://appshunter.io/ios/app/pn-receptionist/id6785588540) All apps by Powered Now LTD: https://appshunter.io/developer/475359686 --- *Data collected daily from the US App Store and indexed by [AppsHunter](https://appshunter.io/). User reviews are verbatim App Store reviews. Ratings, prices and chart positions refresh continuously; this snapshot is from 2026-08-31.*