Self Assessment software for sole traders and the self-employed

Self Assessment software that makes tax feel simpler

Tax doesn’t have to take over your week. TaxCalc software for individuals, partnerships, trusts, and businesses helps you file quickly and accurately.

Buy self assessment software from £42 Buy MTD Quarterly Filer from £24

"I have used Taxcalc for at least 6 years and find it brilliant and simple and very helpful."

Rachel Sharp

"TaxCalc's Simple Step feature makes filling in the self assessment relatively easy. Being able to make notes with each entry makes comparison year to year simpler."

Richard Tebbs

"We have used TaxCalc for some 15+ years for our personal tax returns. It continues to be the best tax product out there for personal tax returns, with the ability to switch from the (impenetrable) HMRC tax forms to TaxCalc's Simple Step feature."

Peter Phillips

Common challenges for business owners

If you run your own business, tax is just one more thing on a long to do list. These are some of the most common challenges we help people overcome.

Worrying about getting it wrong

Tax rules aren’t your job, and making a mistake can feel costly. Our Self assessment software with SimpleStep and Check and Finish gives you reassurance that your return is accurate before you submit.

Leaving it late

Deadlines creep up fast. With easy self assessment software, you can complete your return in manageable steps instead of one stressful rush.

Not being sure what to include

Clear expense categories and in product prompts help you enter the right information in the right place – without having to dig through HMRC guidance.

Limited time to deal with tax

Whether you’re completing a Self Assessment return, Corporation Tax or Trust Tax, TaxCalc supports the requirements of each – so you’re not forced into workarounds or one size fits all software.

Software designed for self employed taxpayers

How our self assessment software helps

Our self assessment software is designed for people who want to file their tax return correctly - without jargon, spreadsheets or guesswork. This self assessment software is built to guide you from start to submission, without jargon or guesswork.

Simple step by step approach

You always know what to do next thanks to TaxCalc’s SimpleStep®. The software guides you through each section clearly, so you can complete your return without feeling like you need to “know tax” first.

Fewer mistakes, more confidence

This tax return software helps you spot issues early, before you submit, with Check and Finish. So, you can file knowing you’ve covered what matters and nothing obvious has been missed.

File online without any hassle

You submit using HMRC self assessment software, so your return goes straight to HMRC. No printing forms or re typing figures in multiple places.

Help when you need it

If you get stuck, you can get support so you’re not left guessing — especially when deadlines are close.

Self assessment and MTD tools for sole traders

Step-by-step guidance

You’re guided through your return in plain English, so you always know what to do next - even if this is your first time filing. Our tax, VAT and MTD software gives you a clear, step-by-step route through your returns and submissions, even if you’ve never filed before. Explore all our products below.

TaxCalc Individual (Self Assessment tax returns)

Complete and file your Self Assessment with clear prompts and checks. Designed for people who just want to get it done accurately.

From £42

MTD Quarterly Filer

If MTD applies to you, submit quarterly updates to HMRC using a bridging solution that imports totals from your spreadsheets. Designed to work with existing spreadsheet based workflows, it enables compliant submissions without replacing your record keeping processes.

From £24 per year

VAT Filer for Business

Stay on top of VAT deadlines and file returns without unnecessary admin — ideal if you’re VAT registered and want a straightforward filing tool.

From £22 per year

Limited Company tax returns

Limited Company tax returns Product body copy (focused on key benefits to audience): If you’ve incorporated, file your company tax return with software built for the job. All without juggling multiple spreadsheets.

From £142

Partnership tax return software

Prepare partnership tax returns for a wide range of arrangements. TaxCalc supports partnerships with trading, investment, or other income, helping you complete filings accurately without assuming a specific business structure.

From £87

Trust Tax

Software to support UK trust and estate tax returns, with clear structure and guidance to help you complete filings accurately.

From £56

Confidence to file it right

TaxCalc provides trusted UK self assessment software used by people filing their own tax returns. When you’re doing your own tax, reassurance matters. Here are a few proof points you can use once the numbers are confirmed.

1.5m+

Self Assessment tax returns were filed using TaxCalc (2024-2025)

19%

of all CT600 Corporation Tax Submissions to HMRC filed via TaxCalc (2025-26)

12%

of all Self Assessment Returns were submitted to HMRC using TaxCalc (2025-26)

Self assessment software FAQs

Frequently asked questions

Quick answers to common questions from sole traders and self-employed people doing their own tax.

Self Assessment software designed for individual taxpayers

If you’re filing a UK Self Assessment return, TaxCalc helps you complete it quickly and accurately, with step‑by‑step guidance and built‑in checks before you file. It’s designed to support different types of income and reporting requirements, not just one way of filing.

Buy TaxCalc individual Buy MTD Quarterly Filer

Self Assessment software that makes tax feel simpler