Tax return? Done.

You usually need to file if you’re a **sole trader** (earning over £1,000), a **landlord**, or a **high earner** (over £150k). If you have untaxed income, you likely need to file.

The biggest risks are missing the January deadline, forgetting to claim expenses that lower your bill, or simple math errors. An expert review catches these for you.

Missing a date usually results in an automatic £100 fine. Our system sends you gentle reminders to ensure you stay penalty-free and on the right side of the rules.

Security is a fundamental pillar of the SimbaX platform, which utilizes industry-standard encryption and security protocols to ensure your financial information remains completely protected. All data transmitted between your device and the servers is secured using 256-bit SSL encryption, the same level of security employed by major banks and financial institutions. Furthermore, as an HMRC-recognized software provider, the platform must adhere to rigorous data handling standards and privacy regulations, including GDPR, to maintain its integration credentials.

Your Unique Taxpayer Reference is a 10-digit code found on any letter from HMRC. You’ll need this to file, and we’ll show you exactly where to find it.

Don’t worry. You can usually amend a return within 12 months. We can help you verify your figures and resubmit with confidence.