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Salary & Tax

UK Take-Home Pay Calculator

See your net monthly and annual pay after Income Tax, National Insurance, pension and student loan.

Finance

Mortgage Repayment Calculator

Estimate monthly mortgage payments, total interest, and how overpayments shorten your term.

Finance

Loan & EMI Calculator

Work out monthly installments, total interest and total repayment for any personal loan.

Finance

Compound Interest Calculator

See how deposits and monthly contributions grow with compounding over years.

Everyday & Math

Percentage Calculator

Answer the three most common percentage questions instantly, with live results.

Fitness & Health

BMI Calculator

Calculate your Body Mass Index in metric or imperial, with WHO category and healthy weight range.

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No ads in your face. Just the calculator you need.

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Results update as you type — no submit button needed.

UK & worldwide

Tax years, salary bands, unit systems all covered.

Featured tools

File & text utilities

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Image

PNG to JPG

Convert PNG images to JPG format instantly in your browser.

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Image

JPG to PNG

Convert JPG images to lossless PNG format with transparency support.

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Image

WebP to JPG

Convert WebP images to universally compatible JPG format.

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Image

PNG to WebP

Convert PNG to WebP for faster web loading with great quality.

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PDF

JPG to PDF

Convert JPG and PNG images into a clean PDF document directly in your browser.

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Document

Word Counter

Count words, characters, sentences, and paragraphs in real time.

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Document

Case Converter

Convert text to UPPER, lower, Title, Sentence, or camelCase instantly.

{ }

Document

JSON Formatter

Prettify and format minified JSON into a human-readable structure.

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Finance

Mortgages, loans, savings and investments.

Salary & Tax

Take-home pay, tax and payroll deductions.

Fitness & Health

BMI, calories, BMR and pregnancy tools.

Everyday & Math

Percentages, VAT, tips and quick math.