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Hi Simon! Tell TIA about the job...
"Replaced a bathroom sink and taps at 14 Elm Street, Exeter, EX2 4SA for Dave Thompson, 1.5 hrs, standard rate job. Materials used - ideal standard basin, chrome mixer tap, click clack waste and clear silicone."
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Got it — here's your invoice
Simon Plumbing Ltd
28 Park Street, Exeter EX2 8SH
INV-2025-001
18 Jun 2025
Dave Thompson
14 Elm Street, Exeter EX2 4SA
Labour (1.5hrs @ £65/hr)£97.50
Ideal Standard basin£79.00
Chrome mixer tap£49.99
Click clack waste£12.00
Clear silicone£9.99
Subtotal£248.48
VAT (20%)£49.70
Total due£298.18
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How it works

From job done to invoice sent — in under 45 seconds.

1

Describe the job

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2

TIA builds the invoice

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3

Get paid, send invoice, next job

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Just speak — TIA does the rest

No forms, no typing, no faff. Describe the job in plain English and TIA handles the invoice — labour, materials, VAT, all of it.

Works from your phone on site

Install it to your home screen like an app. Invoice the customer before you've packed your tools away.

£

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Send the invoice while the job is fresh in the customer's mind. Take payment on the spot or let automatic reminders do the chasing.

Jobs tracker built in

Every invoice lands in your pipeline. See what's paid, what's outstanding, and what's overdue — at a glance.

Accountancy friendly

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Saving time on every job.

★★★★★

"Used to do all my invoices on a Sunday evening. Now I send them from the customer's driveway before I've even started the van."

Dave R.
Plumber, Manchester
★★★★★

"The voice thing is unreal. I just talk and it builds the invoice. Took me about 30 seconds to do my first one."

Lee T.
Electrician, Bristol
★★★★★

"Chasing invoices used to kill me. The automatic reminders have sorted that — I'm getting paid quicker than ever."

Mark S.
Gas Engineer, Leeds
★★★★★

"Tried a few other apps but they're all too complicated. TIA just gets it done. Exactly what I needed."

Craig W.
Builder, Birmingham
★★★★★

"My accountant loves the Xero export. Everything's in there — VAT, dates, line items. Saves me hours every quarter."

Andy P.
HVAC Engineer, London
★★★★★

"Installed it on my phone in two minutes. My wife was fed up of me doing paperwork on a Friday night. Problem solved."

Steve H.
Decorator, Sheffield
★★★★★

"Used to do all my invoices on a Sunday evening. Now I send them from the customer's driveway before I've even started the van."

Dave R.
Plumber, Manchester
★★★★★

"The voice thing is unreal. I just talk and it builds the invoice. Took me about 30 seconds to do my first one."

Lee T.
Electrician, Bristol
★★★★★

"Chasing invoices used to kill me. The automatic reminders have sorted that — I'm getting paid quicker than ever."

Mark S.
Gas Engineer, Leeds
★★★★★

"Tried a few other apps but they're all too complicated. TIA just gets it done. Exactly what I needed."

Craig W.
Builder, Birmingham
★★★★★

"My accountant loves the Xero export. Everything's in there — VAT, dates, line items. Saves me hours every quarter."

Andy P.
HVAC Engineer, London
★★★★★

"Installed it on my phone in two minutes. My wife was fed up of me doing paperwork on a Friday night. Problem solved."

Steve H.
Decorator, Sheffield

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