Quote and Invoice on the Go 6 Software Picks for Small UK Trades Businesses in 2026

Quote and Invoice on the Go: 6 Software Picks for Small UK Trades Businesses in 2026

On site, not behind a desk, is where trades businesses earn their money. A typical day for a plumber, electrician, joiner or decorator involves travelling from job to job, followed by an evening of quotes, invoices and hunting for receipts that have piled up in the van door. Time spent on paperwork is time taken from work or rest, and when invoices go out late, they tend to get paid late too.

Most of that admin, thankfully, can now be done on a phone, between jobs or before you have left the customer's driveway. Below are six software picks that help small UK trades businesses quote, invoice and get paid on the go.

1. Sage Accounting: Handling Quotes, Invoices and Payments by Phone

Sage Accounting is where you can create professional quotes and invoices with your logo and details, before emailing them from a phone or computer. A quote that has been accepted, for a job that is done, converts into an invoice in a few clicks. That removes the retyping and means nothing gets missed.

You can track what you are owed at a glance, and automated reminders chase slow payers on your behalf. Online payment is available to customers through GoCardless and Stripe, while automatic bank reconciliation matches payments to invoices, sparing you an evening of ticking off statements. Sage Accounting also calculates and submits VAT returns if you are VAT registered and keeps you Making Tax Digital ready. The quarterly return becomes a quick check rather than a weekend job.

2. WhatsApp Business: Keeping Customer Messages Under Control

Many customers already message their tradespeople through WhatsApp, and most would prefer a quick message to a phone call. Work chats stay separate from personal ones in WhatsApp Business, which also adds a business profile, quick replies for common questions and automatic away messages while you are on a job.

You can use labels to tag each chat by stage, such as new enquiry, quote sent or awaiting payment, so nothing is forgotten. Looking more professional this way is simple and does not mean learning another system.

3. CompanyCam: Documenting Each Job With Photos and Notes

Before and after photos make great material for your social media and website, and they protect you if a customer disputes the work later on. As a photo documentation app, CompanyCam organises photos by job and location automatically, with notes and time stamps attached.

Each job has its own record instead of being lost among hundreds of unlabelled pictures in your camera roll, and sharing it with customers, suppliers or a colleague takes a couple of taps. The quotes and invoices you send are also supported by clear evidence of what was done, and when.

4. MyBuilder: Filling the Diary With Local Jobs

For many trades businesses, quiet weeks are simply a fact of life, and gaps in the diary can appear when you rely solely on word of mouth. MyBuilder is a UK platform on which homeowners post jobs and local tradespeople can express interest. Your profile displays feedback from previous customers.

Over time, positive feedback helps you win work from people who have never met you. You also choose the jobs you respond to, so quieter weeks can be filled with work suited to your skills and location.

5. Quartix: Tracking Vans and Logging Mileage

In a trades business, the van serves as an office and also represents a significant cost. Quartix is a UK vehicle tracking system. It records when and where each van travelled and produces mileage reports and journey histories, with no logbook for anyone to fill in.

Separating private and business use is easier with accurate mileage records. Journey histories can also settle questions about when you arrived at or left a job, and if your business has more than one van, live tracking helps you send the nearest person to an urgent call out.

6. PayPal Point of Sale (Formerly Zettle): Getting Paid by Card on the Spot

Waiting days for a bank transfer slows down cash flow, and many customers no longer keep cash in the house. PayPal Point of Sale provides a compact card reader that pairs with your phone. The moment a job is finished, customers can pay by card or contactless.

On larger jobs or for deposits, payment links let you take a card payment remotely by text or email. Being paid there and then leaves fewer invoices to chase and gives a clearer picture of what has actually come in.

How a Connected Setup Frees Up Your Evenings

Here is an ordinary working day, changed by a connected setup.

8am: A new enquiry lands on WhatsApp Business as you load the van. You send a quick reply telling the customer when you can visit.

11am: You price a job on site and send the quote from your phone before you have left the driveway.

2pm: Once a repair is finished, you take before and after photos, turn the accepted quote into an invoice and take payment by card on the doorstep.

5pm: Your integrated online payments have already flowed into your accounts, and your van tracker has logged the day's mileage.

7pm: There is no pile of paperwork waiting, so the evening is yours.

Common Questions

Can a quote become an invoice when the job is done?

Yes. An accepted quote converts into an invoice in a click in Sage Accounting, and the details agreed with the customer carry straight through without any retyping.

How do I get customers to pay me straight away?

Payment by card or contactless on the spot is possible with a portable card reader, and for deposits or remote payments, payment links work. Sage Accounting supports online payments on invoices through GoCardless and Stripe, meaning customers can pay as soon as the invoice arrives.

How do I keep each job's photos organised?

Avoid leaving photos in your camera roll and use an app that files them by job automatically instead. If a customer has a question months later, a short note on each photo makes finding the right picture far easier.

Is it worth having a separate number for customer messages?

It helps. WhatsApp Business can run on a different number from your personal account, so work chats sit in one place and it is easier to switch off when the day ends.