Pocket Multitool — Free everyday calculators and tools

Pocket Multitool — 34 free calculators and micro-tools for everyday moments. Mortgage repayments, sleep cycles, road-trip fuel costs, unit conversion and more. No account, no install.

All tools

• Mortgage Calculator — Calculate your monthly mortgage repayments, total interest, and full amortisation schedule. See the real cost of your home loan and run what-if scenarios on rate changes.
• Percentage Calculator — Calculate percentages instantly — discounts, percentage of a number, or percentage change between two values. Fast, free, no sign-up.
• Sales Tax & VAT Calculator — Find the real price after tax or VAT. Enter any price and tax rate to see exactly what you will pay — or work backwards from the tax-inclusive price.
• Compound Interest Calculator — See how your savings grow year by year with compound interest. Calculate investment returns for any rate, timeframe, and contribution schedule.
• Loan Payoff Calculator — Calculate the true cost of any loan — car, personal, or student. See your total interest, monthly repayment, and full amortisation schedule.
• Unit Price Calculator — Compare the real price per unit of any product at the supermarket. Find the best value between different sizes and brands before you buy.
• Salary Converter — Convert your salary between annual, monthly, weekly, daily, and hourly rates instantly. Works for any currency — useful for comparing job offers.
• BMI Calculator — Calculate your Body Mass Index in metric or imperial units. Get your BMI score and weight category instantly — no account, no data stored.
• Hydration Calculator — Find your daily water intake target based on your weight and activity level. Track your hydration progress throughout the day with a visual ring.
• Sleep Calculator — Find the best bedtime or wake-up time based on 90-minute sleep cycles. Work backwards from your alarm, or forward from when you go to bed.
• Pregnancy Due Date Calculator — Calculate your due date, week-by-week milestones and trimester timeline from your last period, IVF transfer date, or an ultrasound scan.
• Calorie & TDEE Calculator — Calculate your TDEE (Total Daily Energy Expenditure), BMR, and daily calorie target for weight loss, maintenance, or muscle gain.
• Dog & Cat Food Portion Calculator — How much should your dog or cat eat? Daily portions from weight, body shape, age and activity, plus a treat budget and weight log. Private, works offline.
• Meeting Time Zone Planner — Find a meeting time that works across multiple time zones. See every city on one timeline and spot the good slots at a glance.
• Age Calculator — Find out exactly how old you are in years, months, days, and hours. Calculate the precise age of anyone from their date of birth.
• Date Difference Calculator — Calculate the exact number of days, weeks, or months between any two dates — for deadlines, notice periods, contracts, or how long ago something happened.
• Road Trip Fuel Cost Calculator — Calculate the fuel cost of any road trip. Enter your distance, fuel efficiency, and price per litre or gallon to see exactly what the drive will cost.
• EV Charging Cost Calculator — Compare the cost of charging an electric car at home, at a fast charger or on a subscription, and see your monthly bill against petrol. Works offline, no account needed.
• Tyre Pressure Tracker — Log your tyre pressures in PSI, BAR, or kPa, set target pressures per vehicle, and keep a check history — all offline, no account needed.
• Free Workout Log — Track Sets, Reps & Cardio — Log your workouts — strength exercises with sets and reps, cardio sessions, or freeform notes. Free, private, works offline. No account needed.
• Pantry Inventory Tracker — Keep track of what you have at home. Check ingredients before you shop and stop buying duplicates — works offline, no account needed.
• Unit Converter — Convert between units of length, weight, temperature, volume, and cooking measurements. Simple, instant, works offline.
• Image Converter: WebP, JPG and PNG — Convert images between WebP, JPG and PNG in your browser. Keep transparency, choose JPG quality, download as a ZIP. Free, with no upload and no account.
• Word Counter — Count words, characters, sentences, and estimated reading time instantly. Paste any text and get results in seconds — no sign-up, no limit.
• QR Code Generator — Turn any link or text into a QR code instantly. Free, runs in your browser — no upload, no account, and the code never expires.
• PDF Toolkit — Merge, Split & Rotate PDFs — Merge, split and rotate PDF files, or tidy them into a smaller file — all in your browser. Nothing is uploaded to a server. Private and free.
• Text Case Converter — Convert text between UPPERCASE, lowercase, Title Case, camelCase, snake_case, and more. Instant, free, no account needed.
• JSON Formatter & Validator — Pretty-print or minify JSON with live validation. Paste messy JSON and get clean, indented output instantly — works entirely in your browser.
• Password Generator — Generate strong, random passwords instantly. Choose your length and character types — uppercase, numbers, symbols. Copy with one tap.
• Random Picker: Wheel Spinner and Slot Machine — Add names or options and spin a wheel or pull a slot-machine lever to pick one at random. For raffles, tie-breaks and who goes first. Free, private, works offline.
• Scorecard — Free Score Keeper for Any Game — Keep score for board games, card games, darts or pool. Round-by-round or live tally, target scores, undo and saved history. Free, private, works offline.
• Christmas Countdown — How Many Days Until Christmas? — Live countdown to Christmas Eve or Christmas Day, to the second, with this year's Sundays of Advent. Add countdowns to birthdays or trips and share them.
• Secret Santa Generator — Free, No Emails or Sign-up — Draw names for Secret Santa in seconds. Keep couples apart, set a budget, and send each person a private link. No accounts, no emails, works offline.