UK Marriage Allowance Calculator 2025/26 — Are You Eligible & How Much?
Free UK Marriage Allowance calculator. Check your eligibility, see exact annual saving (up to £252) and backdated savings (up to £1,008). 2025/26 HMRC rates.
UK IR35 Calculator 2025/26 — Inside vs. Outside Take-Home
Free UK IR35 calculator. Side-by-side comparison of contractor take-home pay inside IR35 (umbrella/PAYE) vs. outside (limited company). Day rate, expenses, Corporation Tax, dividends — 2025/26 HMRC rates.
UK Side-Hustle Tax Calculator 2025/26 — What You Really Owe HMRC
Free UK side-hustle tax calculator. Work out income tax + Class 4 NI on Vinted, Etsy, freelance, Airbnb, or any side income on top of your salary. Trading allowance, 2025/26 rates.