CRUNCH FOR PLUMBERS
We help plumbers every single day.
Spend less time with manual admin, and more time on jobs that pay the bills.
From quoting and invoices to expenses, tax, and compliance, Crunch helps you stay on the money side of your plumbing business. You get smart software that does the heavy lifting and access to certified accountants who understand how your business works.



YOUR Industry Challenges
Keep your hands on the tools, not buried in paperwork.
Your working day shouldn't end drowning in admin.
Between travelling to jobs, managing customers, and keeping your business running, it can often feel like you're juggling a lot just to keep up. Every day you face:
Stay compliant with crunch
Everything you need to keep your plumbing business finances leak-proof.
Create & send invoices
Send professional invoices to customers in just a few clicks, so you can get paid quickly.
Manage your expenses
Keep track of everything from materials and tools to fuel and other day-to-day business costs.
Bank reconciliation
Connect your business bank account and let Auto-Match suggest the matches for you.
Self Assessments
We can help calculate your tax, prepare your return and get it filed with HMRC on time.
Construction Industry Scheme
If you take on subcontractors, get support with your CIS responsibilities and keeping the right records.
Get paid faster
Add a payment button to invoices, and set up automatic chasers for overdue payments.
WE know our stuff
Award-winning service. Fully regulated. ACCA accredited.





.avif)




What sets us apart
It’s our business to help your business, which is why we’ve got everything you need to make your business boom: we’ve poured millions into our technology and accountancy service, and we have no plans to let up any time soon.
Award-winning software and service, built for beginners
Certified UK based accountants by your side any time you need them
A lot less expensive than traditional accountants
HMRC recognised and MTD for Income Tax compatible
Easy onboarding with unlimited support on our accounting plans
Highly rated on Trustpilot, our users love us
Got questions?
Yes. Whether you're a self-employed plumber taking on jobs yourself or running a larger plumbing business, Crunch can help you manage the financial side without adding more paperwork to your day. You can manage your accounts through our smart software and speak to certified accountants whenever you need them.
Not necessarily, but a plumber accountant can take care of the bookkeeping, tax and financial admin that comes with running a plumbing business. A trade accountant can help with:
- Tracking income and expenses from your plumbing jobs.
- Identifying allowable business expenses, including tools, materials, equipment, fuel and vehicle costs.
- Calculating your tax and helping you plan for your tax bill.
- Preparing and filing your Self Assessment tax return.
- Managing CIS if you work with subcontractors.
- Understanding VAT and your VAT responsibilities.
- Advising on the best structure for your plumbing business as it grows.
Of course. Our dedicated Self Assessment service means a certified accountant can prepare and file your tax return for you. Most of our accounting plans also include a Self Assessment tax return, giving you expert oversight to help avoid costly mistakes and make sure you don't miss available tax reliefs. You can also ask your accountant questions about expenses, your tax bill or Self Assessment deadlines.
Absolutely. Record expenses through the Crunch app and snap photos of your receipts as you go, whether you've just bought materials for a job, filled up the van or picked up a new tool. Everything stays together, rather than leaving you with a pile of receipts to sort through later.
Yes. By keeping your plumbing business income, expenses and allowable business costs up to date, it's easy to work out your profit and get a better idea of your Income Tax liability throughout the tax year. You can also speak to a certified accountant about your Self Assessment, tax bill, allowable expenses, CIS or how much you should set aside for HMRC.
Of course. All our accounting options for plumbers, from software-only to full accounting support, include unlimited customisable invoices. Create professional invoices for your plumbing jobs, send them to customers and use automatic payment chasers for overdue invoices, so you can spend less time chasing payment.
Of course. All our accounting options for plumbers, from software-only to full accounting support, include unlimited customisable invoices. Create professional invoices for your plumbing jobs, send them to customers and use automatic payment chasers for overdue invoices, so you can spend less time chasing payment.
You can ask a Crunch accountant. You can speak to one of our certified accountants about the things that come up when you're running a plumbing business, from whether you can claim a particular expense to questions about CIS, VAT or tax. Our Sole Trader Pro and Limited accounting plans include unlimited access to experts.
From invoicing and tracking the cost of every job to managing tax, CIS and your business finances, we've got you covered.