File your Self Assessment tax return online. Fully MTD compliant.

Recognised HMRC software since 2015.
Flat £35 fee. Making Tax Digital (MTD) ready. Including SA109.

  • Self-employment (SA103)
  • Non-resident & remittance basis (SA109)
  • Property, employment & additional schedules
  • Instant validation before submission
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3 Simple Steps

1. Make An Account

Making an account is easy, and takes less than 5 minutes. We support payments with debit/credit cards.

2. Setup Your Business

Our straightforward on-boarding process lets you set up all your preferences so that CalCal can work for you.

3. Send Your Tax Return

We now support MTD Income tax and are recognised by HMRC so you can be assured that your tax is sent correctly.

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who needs CalCal?

  • Self-Employed businesses
  • Landlords
  • Individuals earning over £50k (from April 2026)

HMRC Recognised

MTD Income Tax

HMRC recognised quarterly and annual submissions of your tax returns for your self-employed business.

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HMRC Recognised

MTD VAT

HMRC recognised for MTD. Send your VAT returns and see your payments all in one place. Invest more time in your business.

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Unique

Calculating Calendar

Stop worrying about the hassle of accounting. Record your income and expenses and we’ll do the rest for you.

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Simple

Statistics

See a wide variety of analytics for your business and gain insights on its financial performance. We’ll help you organise your business.

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why choose CalCal?

  • Run by an accountant with 25+ years of experience
  • Simple interface
  • Built for UK tax compliance

Don’t just take our word for it, see what customers are saying:

“Really helped with complicated tax return!”
“I am quite impressed with your service. I will be recommending you to others. Good job. Cheers!”
“As it turns out I realized there is an app, so I downloaded that on my iPad, and managed to submit my return, quick and easy.”

File your MTD tax return with CalCal now

Become MTD compliant today.

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