CalCal - The simple accounting and tax return app for small businesses.

As easy as a calendar. As simple as a calculator.

Organise your accounts easily

Online accounting app with VAT
For individuals / non-residents

HMRC recognised

Making Tax Digital ready

See what you can do with CalCal

CalCal Tax Only

Simple Self-Assessment submission

Individuals, sole traders, non-residents

CalCal Complete

Free Online Accounting for small businesses

Look After Your Customers

Automatically generate and email professional invoices. Track debtors and send them reminder statements

Unique Calendar Based Interface

No need to know any accounting jargon. Simply jot down figures on the calculating calendar

Simple, Secure & Adaptable

Only make a customer / invoice / supplier if you need one – CalCal is flexible and adapts to your business.

Know What Your Business is Doing

Quickly review your cash flow and tax positions with simple charts. CalCal will keep you ahead of the game

Get the app
FREE now!

Get it on Google Play

Tailored for your business

Search for your trade or business type when signing up and we will kick start your CalCal experience…

  • Whether you’re a taxi driver, florist, takeaway or architect, you’ll have a small list of expense types already there for you.
  • CalCal will grow and adapt to your business’s needs.
  • No need to add customer details, unless you want to let them pay you later.
  • Invoices and statements with your logo on.

Smart mobile app

  • Scan your receipts
  • Send invoices via WhatsApp or iMessage
  • Call or text customers from the app
  • Import contacts from your phone
  • Download reports and send your MTD VAT returns

Submit straight to HMRC

Still doing it the hard way?

Let CalCal make it easy

CalCal will let you submit your tax return with the click of a button.


At the end of the year, CalCal will fill in your tax return, including capital allowances and expense categories.


HMRC recognised for MTD

Send your VAT returns and see your payments all in one place

All your customers – in CalCal

Invoices and statements – Emailed in PDF, or shared via WhatsApp, iMessage or Messenger

See your best and worst customers. Keep in touch at the click of a button, and send them invoices or reminder stetaments any time.

And your suppliers!

Straightforward, Low Pricing

For small businesses:


Try simple calendar-based accounting


[Limited] Customers, suppliers, assets
[Most] Downloadable PDF reports
[Reporting only] VAT



For sole traders and limited companies

✔ Customer invoices, statements, supplier debt tracking

✔ Snap and save receipts on mobile app

✔ Track assets with capital allowances

Sole traders:

✔ Send your Self-Assessment straight from CalCal


with VAT

For sole traders and limited companies

⬅ ALL of the non-VAT features, PLUS

✔ VAT returns straight to HMRC

✔ MTD (Making Tax Digital) customers supported

Also Available:

Individual Tax Returns
and Non-Residents

Submit your tax return electronically

✔ SA109 non-resident/domicile forms supported

✔ Employment, property, foreign income, trusts forms supported


Use CalCal to see your clients’ data

✔ Clients use special link to sign up (£15/mo)

✔ You can use your agent services account for SA and VAT