TaxSnapper

The TaxSnapper toolkit

Free tools for
sole traders.

Work out what to charge, check your tax or get an invoice out the door. Pick what you need.

Self-employed tax calculator

How much tax
should I set aside?

Put in your income and expenses for a guide to Income Tax and NI. Add CIS deductions and payments on account if needed.

Estimate my tax
Hourly rate calculator

Am I charging
enough?

Allow for your costs, time off and the hours you can actually bill. Choose an income target before or after estimated tax.

Work out my rate
Invoice generator

Get that
invoice sent.

Add your details and what you’re charging for. Download a PDF, ready to send to your customer. For non-VAT invoices.

Create an invoice
Expense checker

What expenses
could I claim?

Choose your trade for a checklist of costs worth checking, with the conditions and HMRC guidance alongside them.

Check my expenses
Quote generator

Price the job.
Put it in writing.

Add labour, materials, a validity date and what’s included. Download a clear PDF quote, ready to send to your customer.

Create a quote
Making Tax Digital checker

Does Making Tax Digital apply to me?

Check the income bands and possible start dates for MTD for Income Tax. See what you need to confirm with HMRC.

Check where I stand

For guidance. Each tool explains its assumptions and limits. Nothing is submitted to HMRC or saved to your TaxSnapper account.