Private investigator Invoicing
The private investigator invoicing app — get paid faster
Build polished private investigator invoices from your phone or laptop, let clients pay online by card, and see exactly who has opened and paid — so you spend less time chasing and more time on the tools.
No credit card required
Invoice
INV-2047
Confidential
Built for the way private investigators actually invoice
Online card payments
Take card payments from private investigators' clients direct from the invoice — no separate Stripe account needed.
Learn more →Email & WhatsApp delivery
Send private investigator invoices by email or WhatsApp — wherever your customer prefers.
Learn more →Saved labour & materials
Reuse your common private investigator line items — quote and invoice repeat work in seconds.
Learn more →Invoice from the job — before you've packed the van
Turn a finished private investigator job into a professional invoice in a few taps. Reuse saved line items, apply VAT automatically, and send while the work is still fresh in your customer's mind.
- Templates and saved items speed up repeat private investigator work
- Clear totals, VAT and payment terms on every invoice
- Works on mobile — perfect when you're on site
Tap Send invoice when you're ready
See who's paid — and who needs a nudge
Track every private investigator invoice at a glance: paid, viewed or overdue. Pair that with online payments and reminders so you spend less time on admin and more on the work.
- Card payments land straight against the invoice
- Open and read tracking for email sends
- Spot overdue invoices before they become a problem
INV-2091
Confidential
INV-2094
City Lettings
INV-2088
Riverside Properties
MTD-ready invoices for private investigators
Keep digital records as you trade and file VAT returns from fixdd — built with UK private investigators in mind.
Private investigator invoicing FAQs
Can I create VAT invoices as a private investigator?
Yes. Add your VAT number, show VAT on line items or totals and produce private investigator invoices that meet HMRC expectations. If you're VAT-registered, you can also use fixdd for Making Tax Digital VAT submissions.
How do my customers pay an invoice online?
You can enable card payments on your invoices so customers pay securely from the link. Payments are tracked against the invoice automatically — handy when you're a busy private investigator on the road.
Can I send private investigator invoices by WhatsApp?
Absolutely. Email invoices with open tracking, or share a link via WhatsApp and other apps — meet your customer where they already are.
Is fixdd suitable for sole-trader private investigators?
Yes. fixdd is built for UK private investigators of all sizes — from sole traders to teams. You get professional invoices, payment tracking and tax-friendly workflows without enterprise complexity.
Start invoicing the easy way
Join UK private investigators using fixdd to get paid faster. Free to get started — no credit card required.
Get started freeNo credit card required