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Invoices that live next to your clients

Send invoices from the client's record and see straight away who has paid and who hasn't. No separate app, no copying details across.

Included in the price · EUR, USD, GBP and CAD · English and Russian

Who owes you
Northside BakeryOverdue€480.00
Hotel AlamedaDue 12 Oct€760.00
Café LumenPaid€215.00

Why invoice from your CRM

When invoices live apart from your clients, you type the same details twice and still don't see the whole picture. In Kyllo every invoice belongs to a client, so the record shows where the work stands, what's been invoiced and what's been paid.

The invoicing headaches Kyllo fixes

“Invoice #47… or #48?”

Usually: You copy last month's invoice and hope you changed everything.

In Kyllo: Numbers run in order under your own prefix and continue from wherever your old system stopped. Last month's invoice is duplicated in one click.

“Who still owes me?”

Usually: Three files and twenty minutes to find out.

In Kyllo: The dashboard shows what's outstanding, what came in over the last 30 days and what's overdue, for each currency separately.

“Did that invoice go out?”

Usually: You dig through your Sent folder.

In Kyllo: Every invoice has its own history: who created, edited, issued, emailed it or recorded a payment, and when.

The client paid in parts

Usually: You work out the balance by hand and hope the numbers add up.

In Kyllo: Record full or partial payments, and the balance updates itself.

Clients pay in different currencies

Usually: Euros and pounds end up in one total that means nothing.

In Kyllo: Invoices in EUR, USD, GBP and CAD. Totals are kept apart for each currency and never blended into one number.

The same invoices and emails every month

Usually: Every month you rebuild the same invoices and type the same email to go with each one.

In Kyllo: Describe a recurring invoice in plain words, and Kyllo drafts it on schedule for you to check and send. Invoice and receipt emails come from templates you can adjust for each client.

What a Kyllo invoice includes

  • Line items and discount lines
  • Any tax label and rate (VAT, IVA, GST) with an optional legal note
  • Your bank details on every invoice
  • A clean PDF and a link your client opens without an account
  • Invoices in English or Russian

Who it's for

Agencies, freelancers and service businesses that invoice clients every month or at each stage of the work. Teams with clients in different countries and currencies. Anyone who wants to see payments next to where the work with each client stands.

Good to know

  • Certified invoicing. Some countries require invoices to be issued with certified software or reported to the tax authority in a set format, for example Portugal, Italy, and Spain with Verifactu. Kyllo isn't certified under any of these schemes yet. Check with your accountant whether Kyllo suits your official invoices.
  • Online payment. Your clients can't pay an invoice online yet. Your bank details are on every invoice, and you mark it as paid.
  • Past invoices. We bring your clients over, but not your invoice history.

Questions about invoicing

Can I invoice in different currencies?

Yes: EUR, USD, GBP and CAD. Totals are kept separate for each currency.

Can I continue my existing numbering?

Yes. Set your prefix and the number to start from, and Kyllo carries on from where your old system stopped.

How does my client receive the invoice?

By email with a PDF and a link they open without an account.

Can clients pay online?

Not yet. Your bank details are printed on every invoice.

Is Kyllo certified for Verifactu?

Not yet. Check with your accountant whether Kyllo suits your official invoices.

Are invoices included in the price?

Yes. Every feature is included in €29 a month or €299 a year for the whole company, VAT not included.

Can an AI assistant prepare my invoices?

Yes. Connect Claude or another assistant that supports MCP and choose what it may do: draft, issue, record payments. Every change it makes appears in the invoice's history.

Invoices are one part of Kyllo. The main part is your clients: see Kyllo CRM.

Bring your spreadsheet.
We'll take it from there.

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