Calculator Categories

• Percentages & Maths — VAT, discounts, percentage calculations
• Property & Homes — Mortgages, stamp duty, affordability
• Vehicles — Car finance, fuel costs, depreciation
• Work & Pay — Salary, tax, pensions, retirement
• Leisure Assets — Caravans, motorhomes, boats
• Life & Family — Childcare, budgets, weddings
• Everyday Tools — Dates, ages, health metrics
• Cleaning & Staffing — Commercial cleaning costs
• Advertising & Compliance — FCA finance templates
• Electrical & Motorbike — Stator, charging & voltage diagnostics
• Builders & DIY — Concrete, flooring, bricks, tiles

Popular Calculators

• Percentage Calculator — Free, Instant Results
• VAT Calculator (Add VAT UK) — Free Online Tool
• Remove VAT Calculator UK — Find Price Before VAT
• Mortgage Calculator UK — Monthly Payment Tool
• Stamp Duty Calculator UK 2026 — SDLT Calculator
• Car Finance Calculator — Monthly Payments & APR
• Salary to Hourly Calculator — Convert Your Pay
• BMI Calculator — Check Your Body Mass Index Free
• Compound Interest Calculator — Free Investment Tool
• Fuel Cost Calculator — Journey Cost Estimator

Free Online Tools

• Free QR Code Generator — No Signup, No Watermark
• Free Typing Speed Test — Check Your WPM
• Pomodoro Timer — Focus Timer with Ambient Sounds
• Ambient Sounds — Rain, Nature & Focus Music
• Daily Maths Sprint — Mental Maths Challenge
• Color Palette Generator — HEX/RGB/HSL Converter

Free Printable Worksheets

• Worksheet Generator — Create Custom Worksheets
• Worksheet Library — Browse All Subjects
• Maths Worksheets — All Year Groups
• English Worksheets — Reading & Writing
• Science Worksheets — KS1 to KS4

Comparison Tools

• Rent vs Buy Calculator
• Fixed vs Variable Mortgage
• ISA vs Pension
• Leasing vs Buying a Car
• PCP vs HP Car Finance

UK Financial Data 2026

• UK Mortgage Rates 2026
• UK Tax Brackets 2026/27
• UK Inflation 2026
• UK Stamp Duty 2026

Business Tools

• Business Hub
• Free Invoice Generator
• Free Quote Generator

Quick Links

• All 135+ Calculators
• Browse Categories
• Blog & Guides
• About CalcIndex
• Contact Us