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Simple, accurate online tools to help you calculate, plan, and solve everyday problems in seconds.
Everything you need for quick, everyday calculations — all in one place.
Convert your images to PDF with custom page size, orientation, and margin settings.
→🔗Combine multiple PDF files into a single document in your browser.
→✂️Extract specific pages or page ranges from a PDF file in your browser.
→🖼️Convert each page of a PDF file into PNG or JPEG images directly in your browser.
→📝Extract all text content from a PDF file and copy or download as a text file.
→🗜️Compress images to 100KB, 200KB, or 500KB with the best possible quality.
→🗜️Compress PDF files to 100KB, 200KB, or 500KB with optimal quality.
→📱Generate downloadable QR codes for URLs, text, email, phone, WiFi, and SMS instantly.
→⌨️Measure your typing speed (WPM) and accuracy with real-time highlighting and difficulty levels.
→📚Create countdowns for exams and important events with local storage persistence.
→⏱️Track study sessions and focus time with stopwatch mode, session history, and daily stats.
→🍅Boost productivity with focus sessions, short/long breaks, customizable durations, and progress rings.
→👁️Get reminded to take screen breaks with customizable intervals, sounds, and fullscreen overlay.
→Find your best bedtime or wake-up time for full cycles.
→💧Calculate your daily water intake based on weight, activity level, and climate.
→🔥Calculate your TDEE, BMR, and target calories for weight loss, maintenance, or muscle gain.
→🧍Calculate your body fat percentage using the US Navy circumference method.
→⚖️Calculate your ideal body weight using four clinical formulas.
→🥩Calculate your daily protein needs based on weight, goal, and activity level.
→🚶Calculate calories burned from walking based on steps, weight, and speed.
→🏃Calculate calories burned during any exercise using MET values.
→❤️Calculate your heart rate training zones using the Karvonen formula.
→🔥Calculate your BMR using the Mifflin-St Jeor equation.
→🥗Calculate your daily macronutrient targets based on weight, goal, and activity.
→⏳Track your intermittent fasting with a live countdown timer.
→🏃Calculate your running pace and estimate race finish times.
→☕Calculate your daily caffeine intake from coffee, tea, energy drinks, and soda.
→💪Estimate your one rep max using Epley, Brzycki, Lombardi, and Lander formulas.
→❤️Estimate your VO₂ max using resting heart rate, Cooper test, or 1.5-mile run.
→💪Calculate calories burned doing push-ups based on reps, weight, and intensity.
→👶Calculate your pregnancy due date using LMP, conception date, or ultrasound.
→🍬Calculate your daily sugar intake from drinks, snacks, and added sugar.
→🧘Practice guided breathing exercises with an animated circle. Box, 4-7-8, and Relax modes.
→🕉️Meditation timer with ambient sounds, interval bells, and fullscreen mode.
→Find your exact age in years, months, days, and more.
→⏱️Calculate your age in seconds, milliseconds, minutes, hours with live ticking counter.
→📆Discover the weekday, zodiac sign, and fun facts about your birth date.
→✨Calculate your age in breaths, heartbeats, laughs, dog years, and other entertaining statistics.
→📅Find the number of days between any two dates.
→⏱Calculate time differences and durations instantly.
→💼Track shifts, breaks, and total working hours easily.
→🌍Convert time between cities and time zones worldwide with live world clocks.
→⏰Create live countdowns for future events with animated display and fullscreen mode.
→📊Calculate the exact difference between two dates with business days and time support.
→Count words, characters, sentences, paragraphs, and lines.
→🔠Automatically capitalize the first word in every sentence.
→✂️Track how many words you added or removed during editing.
→📄Generate placeholder text for mockups and layouts.
→🔤Switch between lowercase, UPPERCASE, Title Case, and more.
→⏳Find out how long it takes to read any text.
→📋Compare two texts and see exactly what changed.
→📝Format, validate, beautify, and minify JSON instantly with syntax highlighting.
→📊Count characters, words, sentences, paragraphs, reading time, and more with live updates.
→Our users' favorite tools — try them out.
MS Tools provides fast, free, and easy-to-use tools for everyday life. Whether you need to calculate age, track time, or manage daily tasks, our tools are built for simplicity and speed.
Join thousands of users who rely on MS Tools for their daily calculations.
"These tools are incredibly fast and accurate. I use the age calculator every week."
Sarah Johnson
Product Manager
"The EMI calculator saved me hours of spreadsheet work. Simple and effective."
Michael Chen
Small Business Owner
"Best free tool collection I've found. Clean, fast, and no sign-up required."
Emily Rodriguez
Content Creator
"The sleep cycle calculator completely changed my morning routine. Highly recommend."
David Kim
Software Engineer
"I use the time zone converter daily for remote team meetings across continents."
Priya Patel
Remote Team Lead
"Finally a tool site that doesn't bombard you with ads or force you to sign up."
James Cooper
Freelance Designer
"The password generator saved me from using the same weak password everywhere. Game changer."
Lisa Thompson
IT Administrator
"I use the QR code generator for my business cards. Clean, fast, and looks professional."
Ahmed Hassan
Marketing Consultant
"The TDEE calculator helped me plan my meals and reach my fitness goals in just 3 months."
Rachel Green
Fitness Coach
"My students love the word counter for their essays. I recommend it to everyone in my class."
Prof. Martin Lee
University Lecturer
"The percentage calculator is my go-to for quick discounts while shopping online."
Sofia Martinez
E-commerce Manager
"Clean interface, zero clutter, and everything works instantly. This is how web tools should be."
Alex Turner
UX Designer
"These tools are incredibly fast and accurate. I use the age calculator every week."
Sarah Johnson
Product Manager
"The EMI calculator saved me hours of spreadsheet work. Simple and effective."
Michael Chen
Small Business Owner
"Best free tool collection I've found. Clean, fast, and no sign-up required."
Emily Rodriguez
Content Creator
"The sleep cycle calculator completely changed my morning routine. Highly recommend."
David Kim
Software Engineer
"I use the time zone converter daily for remote team meetings across continents."
Priya Patel
Remote Team Lead
"Finally a tool site that doesn't bombard you with ads or force you to sign up."
James Cooper
Freelance Designer
"The password generator saved me from using the same weak password everywhere. Game changer."
Lisa Thompson
IT Administrator
"I use the QR code generator for my business cards. Clean, fast, and looks professional."
Ahmed Hassan
Marketing Consultant
"The TDEE calculator helped me plan my meals and reach my fitness goals in just 3 months."
Rachel Green
Fitness Coach
"My students love the word counter for their essays. I recommend it to everyone in my class."
Prof. Martin Lee
University Lecturer
"The percentage calculator is my go-to for quick discounts while shopping online."
Sofia Martinez
E-commerce Manager
"Clean interface, zero clutter, and everything works instantly. This is how web tools should be."
Alex Turner
UX Designer
We're always building new free tools based on user feedback.
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