What Finn Handles for Your Business
From paying yourself to invoicing clients. Every financial tool your UK Ltd needs: all in one place, with Finn as your AI accountant, for just £20/month.
Core Business Tools
Everything you need to manage the financial side of your UK limited company. Built specifically for directors and small business owners.
Payroll & PAYE
Run payroll for yourself and employees. Calculate Income Tax, National Insurance, and generate payslips. Built for director salary optimization.
- 2024/25 tax bands built-in
- Employee and director payroll
- Automatic NI calculations
- P60 and P45 generation
- RTI submission preparation
- Optimal director salary calculator
Dividend Tracking
Track dividend payments, calculate your tax liability, and generate official dividend vouchers. Essential for director remuneration planning.
- Dividend tax calculator
- Official voucher generator
- Tax year summaries
- Shareholder payment tracking
- Board minute templates
- Reserves availability check
Professional Invoicing
Create and send professional invoices in seconds. Track payments, send automatic reminders, and manage your cash flow from one dashboard.
- Professional invoice templates
- VAT handling (0%, 5%, 20%)
- Payment tracking
- Automatic reminders
- Multi-currency support
- Recurring invoices
Expense Claims
Claim business expenses the right way. Track mileage at HMRC rates, calculate home office deductions, and attach receipts automatically.
- HMRC mileage rates (45p/25p)
- Home office calculator
- Receipt attachment & OCR
- Category suggestions
- Per-diem rates
- Reimbursement tracking
Free Calculators
Quick calculations for common UK tax and business scenarios. All calculators are free to use, no signup required.
Tax Calculator
Calculate your total tax liability including Corporation Tax, Income Tax on salary, and dividend tax.
Use calculatorSalary Calculator
Find the optimal director salary to minimize tax while maintaining NI contributions.
Use calculatorDividend Calculator
Calculate dividend tax at basic, higher, and additional rates with the £500 allowance.
Use calculatorVAT Calculator
Add or remove VAT, calculate reverse VAT, and check Flat Rate Scheme percentages.
Use calculatorMileage Calculator
Calculate business mileage claims at HMRC approved rates (45p/25p per mile).
Use calculatorHome Office Calculator
Calculate allowable home office expenses using HMRC simplified or actual cost methods.
Use calculatorFinn's Advice: Optimal Director Salary & Dividends
Most UK directors pay themselves suboptimally. Finn calculates the exact salary/dividend split that minimizes your total tax liability while maintaining NI contributions for state pension.
- Optimal salary: £12,570 (2024/25) for most directors
- Remaining profits as dividends at lower tax rates
- NI contribution tracking for state pension qualification
- Employer's NI deduction as business expense
- Automatic updates when tax thresholds change
Example: £80,000 Profit
Mileage
45p/mile
First 10,000 miles
Home Office
£6/week
Simplified method
Equipment
100%
Capital allowances
Subsistence
£25/day
Overnight stays
Claim Every Expense You're Entitled To
Most business owners miss claimable expenses. We help you identify and track every allowable deduction, from mileage to home office costs.
- 64 expense categories with HMRC guidance
- Automatic mileage calculations at approved rates
- Home office deduction calculator (simplified or actual)
- Receipt OCR and automatic categorization
- Annual expense summaries for tax returns
Meet Finn. Your AI accountant for £20/month.
Payroll, dividends, invoicing, expenses, and every calculator, all included. Finn handles the financial side so you can focus on growth. No hidden fees.