All Tools
Every tool on ToolsCloset in one place: 85 free tools, grouped by category. All of them work in your browser with no sign-up.
Image, audio & video
File Tools →- 🎵Video to MP3Extract the audio from your own videos as MP3.
- 🎞️GIF MakerTurn a short video clip into an animated GIF.
- 🔁Video ConverterConvert WebM, MOV, MKV and AVI to MP4 (or WebM).
- 📉Video CompressorMake videos smaller for WhatsApp, email and uploads.
- 🗜️Image CompressorShrink JPG, PNG and WebP images, resize and convert in bulk.
- 🔄PNG to JPG ConverterConvert PNG images to JPG to make them much smaller.
- 🔄WebP to JPG ConverterConvert WebP images to JPG so they open in any app, email or upload form.
- 🔄WebP to PNG ConverterConvert WebP images to lossless PNG, keeping transparency, for editing or wider compatibility.
- 🔄Image ConverterConvert images between JPG, PNG and WebP in bulk, right in your browser.
- 🔄JPG to PNG ConverterConvert JPG photos to PNG in seconds.
- ✂️Image CropperCrop images freely or to 1:1, 16:9, 4:5 and more.
- ↔️Image ResizerResize to exact pixels, a percentage or social media presets.
- ✂️MP3 CutterTrim songs and recordings, add fades, and make ringtones.
- 🔊Volume BoosterMake quiet audio louder or normalise its volume.
- 🎧Audio CompressorReduce MP3, WAV and M4A size by lowering the bitrate.
- 🎬Video CutterTrim MP4, MOV and WebM videos and save the clip as MP4.
- 💧Watermark ImagesAdd text or logo watermarks to photos in bulk.
- ⏩Audio Speed ChangerSpeed up or slow down audio without changing pitch.
PDF tools
PDF Tools →YouTube tools
YouTube Tools →- 🖼️YouTube Thumbnail DownloaderGrab any video’s thumbnail in HD and four smaller sizes.
- 💰YouTube Money CalculatorEstimate channel earnings per day, month and year from views.
- 🧩YouTube Embed Code GeneratorResponsive embed code with start time, autoplay and privacy mode.
- ⏱️YouTube Timestamp Link GeneratorLink to an exact moment and check your chapters work.
- 🔤YouTube Title & Description CounterCheck titles, descriptions and tags against YouTube limits.
- 💬Engagement Rate CalculatorEngagement % from views, likes and comments.
- 💾Video File Size CalculatorEstimate video file size from bitrate and length.
Student calculators
Calculators →- 🍅Pomodoro Timer25/5 focus timer with automatic breaks.
- 🎓GPA CalculatorWork out your semester and cumulative GPA on the 4.0 scale, weighted or unweighted.
- 📊CGPA CalculatorCombine semester SGPAs into your CGPA and convert CGPA to percentage.
- 🎯Final Grade CalculatorSee the score you need on your final exam.
- 📈Standard Deviation CalculatorMean, median, variance and standard deviation.
- 🔬Scientific Notation ConverterConvert numbers to and from scientific notation.
- ➗Fraction to Decimal ConverterFractions, mixed numbers, decimals and percentages.
- 📅Attendance CalculatorCheck your attendance % and how many classes you can miss.
- 🔠Percentage to Letter GradeConvert a percentage to a letter grade and GPA points.
Health & fitness
Calculators →- ⚖️BMI CalculatorCheck your body mass index in kg/cm or lb/ft and see your healthy weight range.
- 🔥TDEE & BMR CalculatorDaily calorie needs and basal metabolic rate.
- 🥗Macro CalculatorSplit calories into protein, carbs and fat.
- 🏋️One Rep Max CalculatorEstimate your 1RM and training percentages.
- 😴Sleep CalculatorBest bedtime or wake-up time using 90-minute cycles.
- 🤰Pregnancy Due Date CalculatorEstimated due date and current week of pregnancy.
- 🏃Running Pace CalculatorPace per km/mile, speed and race predictions.
- 📏Body Fat CalculatorEstimate body fat % with the US Navy tape method.
- 🎚️Ideal Weight CalculatorIdeal body weight using 4 medical formulas.
- 💧Water Intake CalculatorHow much water to drink per day.
Date & time
Date & Time Tools →- 🌍Time Zone ConverterConvert a time between any two time zones.
- ⏳Countdown TimerCount down to any date and share the link.
- 📆Days Between DatesCount the days, weeks and business days between two dates.
- ➕Date CalculatorAdd or subtract days, weeks, months or years from a date.
- ⏱️Time Card CalculatorAdd up weekly work hours, breaks, overtime and pay.
- 🎂Age CalculatorGet your exact age in years, months and days, plus your next birthday.
- 🗓️Week NumberWhat week of the year is it? ISO week for any date.
- 🕰️Unix Timestamp ConverterConvert Unix epoch time to a date and back.
Text & writing
Text & Writing Tools →- 📝Word CounterCount words, characters, sentences and reading time.
- 📚Citation GeneratorAPA, MLA and Chicago citations for sites, books and journals.
- 🔑Password GeneratorStrong random passwords with a strength meter.
- 🔡Case ConverterUPPERCASE, lowercase, Title Case, camelCase and more.
- 📃Lorem Ipsum GeneratorPlaceholder text in paragraphs, sentences or words.
Developer & design
Developer Tools →- 🔳QR Code GeneratorFree QR codes for links, Wi-Fi, text and contacts.
- 🎨Color Picker & PaletteHEX, RGB and HSL codes plus matching palettes.
- 🌗Contrast CheckerCheck WCAG AA/AAA colour contrast for text.
- 🔤Base64 Encoder / DecoderEncode or decode Base64 text (UTF-8 safe).
- 🔗URL Encoder / DecoderPercent-encode or decode URLs and query strings.
- 🔢Binary / Hex ConverterConvert between binary, octal, decimal and hex.
- 🌈CSS Gradient GeneratorLinear, radial and conic gradients with CSS code.
- 🔲Box Shadow GeneratorDesign CSS box-shadow visually and copy the code.
- 🏷️HTML Entity EncoderEscape or unescape HTML special characters.
- 🖼️Image to Base64Convert an image to a Base64 data URI and back.
- 📏PX to REM ConverterConvert pixels to rem and rem to pixels.
- ⬇️Markdown to HTMLConvert Markdown to clean HTML with live preview.
- 🧾CSV to JSONConvert CSV or spreadsheet data to JSON.
- 📊JSON to CSVConvert a JSON array to CSV for Excel or Sheets.
- ✳️SVG OptimizerMinify SVG files by removing editor junk.
Fun & astrology
Fun Tools →- 🎡Spin the WheelRandom name picker wheel for giveaways and classrooms.
- 🪙Flip a CoinHeads or tails? Flip a fair coin online.
- 🎲Dice RollerRoll 1–20 dice: d4, d6, d8, d10, d12, d20.
- 🌙Moon Phase TodayToday’s moon phase, or the moon on any date.
- ✨Zodiac Sign CalculatorFind your star sign and Chinese zodiac animal from your birthday.
- 🔢Life Path NumberFind your numerology Life Path number from your birthday.
- 🐶Dog Age CalculatorYour dog’s age in human years, by size.
- 💞Zodiac CompatibilitySee how two star signs match in love and friendship.
- 🐱Cat Age CalculatorYour cat’s age in human years and life stage.
By Shah Rukh, software developer · Last updated: