Making Tax Digital for Income Tax launched April 2026.
If your self-employment or property income exceeds £50,000, you are now required to keep digital records and submit quarterly updates to HMRC.
Check if you are affected
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Company Tax & Finance
5 toolsCorporation Tax Calculator
Calculate your CT bill at 19%, 25%, or marginal relief for 2025/26. Includes effective rate chart and marginal relief workings.
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Ltd Company Cost Calculator
The true annual cost of running a limited company: accountancy fees, Companies House, payroll, banking, employer NI, and more.
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Sole Trader vs Ltd Company
Side-by-side net take-home comparison. Find the profit level at which incorporation becomes tax-beneficial for your situation.
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Business Mileage Calculator
HMRC approved mileage allowance payments for cars, motorcycles, and bicycles. Includes tax relief and VAT reclaim for VAT-registered businesses.
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Capital Allowances Calculator
AIA, full expensing, first-year allowances, and writing down allowances. See your tax relief amount for any business asset purchase.
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VAT & Invoicing
4 toolsVAT Calculator
Add or remove VAT at 20%, 5%, or 0% instantly. Flat Rate Scheme percentage lookup for all HMRC trade sectors.
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VAT Return Calculator
Output vs input VAT, net payable or reclaimable, box-by-box guide to your VAT100 return, and MTD quarterly deadline calculator.
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Invoice Generator
Create professional UK VAT invoices with PDF export. Includes all statutory requirements, automatic VAT calculation, and late payment interest.
Create invoice →
Flat Rate Scheme Calculator
Is the VAT Flat Rate Scheme worth it for your business? Compare FRS vs standard VAT including the limited cost trader check.
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Companies House & Compliance
4 toolsCompanies House Deadline Tracker
Enter your incorporation date and year-end. Get all your Companies House and HMRC deadlines with days remaining and colour-coded urgency.
Track deadlines →
Late Filing Penalty Calculator
Annual accounts penalties from £150 to £1,500 (doubled for consecutive late years). Plus corporation tax late payment interest.
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Making Tax Digital Checker
Am I affected by MTD? Check your obligations for MTD for VAT and MTD for Income Tax (ITSA) with quarterly deadline calculator.
Check now →
Business Structure Comparison
Sole trader, partnership, LLP, or limited company? Interactive comparison with guided questionnaire and personalised recommendation.
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Payroll & Employment
3 toolsStatutory Pay Calculator
SSP, SMP, SPP, and Shared Parental Pay. Calculate weekly amounts, total entitlement, and employer rebate amounts for small employers.
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National Living Wage Checker
Check if you are paying at least the National Living Wage or National Minimum Wage for the worker's age. Includes employer NI and pension on-costs.
Check compliance →
Director Loan Account Calculator
S455 tax on overdrawn director loans, beneficial loan benefit-in-kind, repayment deadlines, and HMRC refund timing.
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Pricing & Profitability
2 toolsBreak-Even Calculator
Find the number of units you need to sell to cover your costs. Includes contribution margin, break-even revenue, and profit/loss chart.
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Profit Margin Calculator
Gross margin, net margin, and markup from revenue and costs. Compare your margins against UK industry benchmarks.
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Always up to date
Rates updated for 2025/26 including April 2025 employer NI changes and MTD for Income Tax.
Nothing to install
All calculations run in your browser. No account required, no data sent to any server.
Guidance, not advice
These tools provide estimates for planning purposes. Always consult a qualified accountant for your specific situation.