Built in Scotland · Free forever
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See your tax.
Simple UK tax tools that move with you. Clear. Helpful. Human. Accurate.
All calculators
Pick one and get a clear answer in under a minute.
5 live, 3 coming soon
Mortgage Repayment
Monthly payment, total interest and full amortisation for any UK mortgage.
Coming soonStamp Duty & LBTT
SDLT for England and NI, LBTT for Scotland, with first-time-buyer relief included.
Coming soonISA Allowance Planner
Split your £20,000 across cash, stocks & shares, LISA and innovative finance.
Coming soonBuilt for clarity
Modern sliders and clean results you can trust.
Privacy first
Your data never leaves your browser. Nothing is stored.
Mobile optimised
Designed for thumbs. Every slider works on a phone.
Scottish rates included
Starter, basic, intermediate, higher, advanced and top bands, always up to date.
Get the free Scottish Tax Cheatsheet
All 2025/26 tax bands, thresholds and allowances in one printable page.
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