Stamp Duty UK by SoftSplit

Know your real buying cost in seconds. Calculate SDLT, LBTT and LTT, save scenarios, compare purchases, and unlock ad-free planning with Premium.

Stamp Duty UK by SoftSplit helps you estimate UK property tax before you make an offer.

Use it when you are buying your first home, moving house, weighing up a second property, or comparing multiple purchase options. In a few taps you can check the tax due in England and Northern Ireland (SDLT), Scotland (LBTT), or Wales (LTT), then see how that choice changes your total buying cost.

What you can do:

• Calculate SDLT, LBTT and LTT for the 2026/27 tax year
• Check first-time buyer relief where available
• Include additional property surcharges
• Include the England and Northern Ireland non-resident SDLT surcharge
• See a band-by-band breakdown and effective tax rate
• Estimate total purchase cost with solicitor and survey allowances
• Save scenarios to revisit later
• Compare two saved scenarios side by side
• Share results with a partner, adviser or family member

Premium is a one-time purchase and unlocks:

• Unlimited saved scenarios
• Compare mode without watching ads
• A fully ad-free planning experience

Why people use Stamp Duty UK by SoftSplit:

• Sense-check the real cost of a property before viewing or offering
• Compare first-time buyer, home mover and second-property outcomes
• Keep shortlist scenarios in one place while deciding

Privacy:

• No account required
• Saved scenarios stay on your device
• No subscription

Important: This app provides estimates for guidance only and does not constitute financial, tax or legal advice. Always confirm key decisions with HMRC, Revenue Scotland, the Welsh Revenue Authority, or a qualified professional.