Free calculators for agency founders
Practical UK tax and finance calculators built by ICAEW qualified accountants. Uses current 2025/26 rates and thresholds. No sign-up.
Salary & Dividend Optimiser
Find the most tax-efficient mix of salary and dividends for a UK limited company agency director. Uses 2025/26 rates and thresholds.
R&D Tax Credit Estimator
Directional estimate of your R&D tax credit under HMRC's post-April 2023 merged scheme, including the R&D-intensive enhanced rate.
Agency Valuation Calculator
EBITDA × multiple model with adjustments for retainer revenue, client concentration and founder dependency. What is your agency worth?
BADR CGT Calculator
Work out your CGT bill on an agency sale under Business Asset Disposal Relief. Models the 2025/26 14% rate and 2026/27 18% rate.
VAT Scheme Comparator
Compare Standard VAT against the Flat Rate Scheme. Includes the Limited Cost Trader test that catches most agencies out.
Pension Contribution Optimiser
Model employer pension contributions from your limited company. Corp tax saving, real cost, and the advantage over taking it as a dividend.
Take-Home Pay Calculator
Standard UK PAYE salary calculator. 2025/26 income tax, NI, student loan plans and salary-sacrifice pension. Annual, monthly and weekly net.
Employer NI & Cost-to-Hire
Total annual cost of your agency team. Employer NI at 13.8%, Employment Allowance and minimum auto-enrolment pension across multiple roles.