GradeSpace Free Tools

UK Payroll and Invoice Demo

Estimate a monthly UK pay run, preview employer cost, add a simple invoice, and download a watermarked demo pack.

Payroll estimateInvoice previewDemo PDF exportBrowser-side

Demo estimates use 2026/27 PAYE, National Insurance, student loan, and VAT assumptions. No data is stored or sent to HMRC.

PAYE/NI rates Student loans VAT

Demo inputs

Payroll setup

Employer namePAYE referenceWorker nameRoleNI numberUse a demo NI number for testing.National Insurance tablePayment dateYTD pay periodsUsed for the Year to Date totals.

Pay basis

Monthly payHours workedHourly rate

Calculated gross pay

£1,927.50

Tax regionTax codeEnter any common PAYE code; examples include 1257L, S1257L, K325, BR, D0, 0T, and NT.Student loanEmployee pension %Employer pension %

Invoice preview

Client billing details

Invoice amount follows

Client nameInvoice numberIssue dateDue dateInvoice amount before VATAutomatically synced to employer cost.VAT rate %Invoice linePayment terms

Payroll estimate

Monthly PAYE-style net pay and employer cost

Invoice preview

Subtotal, VAT, payment terms, and amount due

Demo PDF export

Watermarked payslip and invoice preview pack

Browser-side

No payroll data is stored or sent to HMRC

Frequently Asked Questions

Is this a full payroll product?

No. This is a free demo tool for planning and product discovery. It does not submit RTI to HMRC or replace recognised payroll software.

Does the tool store payroll or worker data?

No. The demo runs in your browser and does not save the information you enter.

Can I use the exported PDF as a real payslip?

No. The PDF is watermarked as a demo and should not be used as an official payslip or tax record.

Exploring a real payroll product?

GradeSpace can help shape the payroll, invoicing, accounting integrations, and HMRC-ready workflows behind a standalone product.

Plan the payroll product Explore our services

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