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Ukcalculator.com – Free UK tax, salary and mortgage calculators

Ukcalculator.com – Free UK tax, salary and mortgage calculators

by mystart·Mar 4, 2026·1 point·0 comments

AI Analysis

Mid

Ad-free alternative to ListenToTaxman, but 200+ calculators is noise without differentiation.

Strengths
  • Accountant-verified and updated annually with HMRC rates removes common trust friction
  • No signup, completely free, and ad-free is genuinely customer-friendly vs ListenToTaxman
  • Covers breadth: salary, tax, NI, stamp duty, VAT in one place
Weaknesses
  • '200+ calculators' is padding; most are trivial converters (cm-to-inches) that add no value
  • No evidence of output validation against payslips or HMRC estimator—accountant claim is unverified
Category
Target Audience

UK residents calculating taxes, mortgages, and financial obligations; not a filing tool.

Similar To

ListenToTaxman · The Salary Calculator · Reed salary tool

Post Description

I've been using various UK salary calculators for years — ListenToTaxman, The Salary Calculator, Reed's tool — and my main frustration has always been the same: ad-heavy layouts, outdated designs, and results that sometimes don't match each other by £50–£100 on the same gross salary.

UKCalculator.com (ukcalculator.com) launched in 2018 and covers the usual suspects (income tax, NI, PAYE, mortgage repayments, stamp duty, VAT), but what caught my eye was the claim that all tools are verified by qualified accountants and updated every April against HMRC rates — not just once at launch.

The site is completely free, no account required. Compare this to tools like TaxCalc (paid desktop software) or GoSimpleTax (£105+ per return), this sits in a different lane — quick estimation rather than filing.

Curious whether anyone has stress-tested the salary calculator outputs against payslips or HMRC's own estimator. Do the Scottish tax band calculations hold up? Any edge cases it misses (salary sacrifice, multiple income sources)?

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