InvoicerInvoicer, a product of GK Tools

Simple invoicing for tradespeople

Professional invoices in seconds from your phone. No complicated software. Just straightforward invoicing at a fair price.

Try 3 Months Free

Sign up yourself or help someone get started. No payment details needed until your free trial ends.

Already a customer? Log in here.
Invoice 0237 To Mrs Wilson
Clear gutters, front and back£120.00
Reseal leaking gutter joint£60.00
New downpipe bracket, fitted£35.00
Total£215.00

What £8 a month actually gets you

  • Set up by photographing an invoice

    Take a photo of an invoice or quote you already send, or upload a PDF of it. Invoicer reads it and fills in your business details and your client for you. It saves that document too, keeping its own number, so your records carry on exactly as they were. You check everything on screen before anything is saved, and nothing is sent to your client.

  • Just ask for what you need

    Type what you want in plain words, like “invoice Mrs Wilson £180 for the gutters”, and the assistant sets it up for you to check before anything is sent. No forms to work out.

  • Works on your phone

    Big buttons and clear text: 18px body text, buttons 48px and up. Send invoices between jobs. No laptop needed.

  • Send in 10 seconds

    Use the Send Invoice button. Confirm. That’s it. A professional invoice is in your client’s inbox.

  • Copy any invoice as a template

    Done the same job before? Copy a past invoice or quote, change what is different, and send. Works between the two as well: turn a quote you have won straight into an invoice.

  • Track your insurance

    Keep your public liability certificate in one place and send it to clients with one button when they ask. Every policy flags itself as expiring from 60 days out.

  • No passwords to forget

    Email yourself a code and log in, like your bank sends you. Someone helping you? Add a helper free, with no login shared.

  • Built to last, with people to help

    Thoroughly tested and reliable, and regular backups keep your data safe. Payments are powered by Stripe, with bank-level security and PCI DSS compliance. Support is by email, answered by people in the UK.

Simple setup process

Setup takes about 5 minutes, then under a minute per invoice. Photograph an invoice you already send and steps 1 and 3 are done for you.

  1. Enter your details

    Your name, email, business name and trade type. That is all you need to get started.

  2. Add your bank details (optional for now)

    Account number and sort code, so clients know where to pay you. Add these any time; there is no rush during setup.

  3. Add your clients

    Client name, address and email. Save once, use forever. Add as many as you like.

  4. Upload your insurance certificate (optional)

    Store your public liability insurance and send it to clients using one button when they ask for it.

  5. Now just send invoices

    Use the Send Invoice button, choose your client and confirm. Done in under a minute, and repeat invoices to the same client can be copied and sent in seconds. You can have a copy of every email sent to you as well. Or just tell the assistant what you need and check what it has filled in before you send it.

Invoicer on a phone: making a new invoice, with the customer list shown as large buttons
Making an invoice: your customers are big buttons, so you pick one with a single press.
Invoicer on a phone: an invoice with a message saying it has been marked as paid
When the money comes in, mark it paid and the invoice says so.

What tradespeople say

"I'm not great with computers but this is dead simple. I can send invoices from my phone while I'm on the train. Finally something that just works."

Tony Bridgman, Dead Nettle Garden Services

Honest, simple pricing

No tricks and no hidden fees. Pay yearly and you pay once and forget it. No card is needed for the free trial: add your payment details any time before it ends, even the next day or week.

Unlimited customers and invoices on both. Cancel any time from your account.

InvoicerA product of GK Tools
To your business
Monthly£8 a month

Pay as you go. Stop whenever you like.

Yearly£80 a year

Works out at £6.67 a month, £16 less than paying monthly.

Due today£0.00

The first 3 months are free, and no card is needed to start.

Start your free trial

Not your trade?

Invoicer is set up just as well for gardeners and landscapers, electricians, plumbers and heating engineers, builders, sole traders, older tradespeople who want big, clear screens, members of trade schemes and anyone invoicing from a phone.

Get your first invoice out this afternoon

Sign up yourself, or set it up for a family member or friend. Add payment details later when the trial ends; there is no rush.

Try 3 Months Free

No card needed. Works on any phone, tablet or computer.

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