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All English tools
Browse selected English tools for health estimates, PDF workflows, image tasks, text cleanup, dates, random numbers, and everyday conversions. Tool inputs are processed locally in your browser during normal use.
Health calculators
Adult BMI, BMR, TDEE, and daily calorie target estimates with clear limitations.
BMI Calculator
Calculate adult body mass index from height and weight locally in your browser.
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BMR Calculator
Estimate basal metabolic rate with the Mifflin-St Jeor formula locally in your browser.
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TDEE Calculator
Estimate total daily energy expenditure from BMR and activity level locally in your browser.
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Calorie Goal
Estimate a daily calorie target for maintenance, fat loss, or weight gain locally in your browser.
Open toolPDF tools
Merge, split, rotate, reorder, delete pages, and convert PDF pages to images.
PDF Merge
Merge multiple PDF files in your browser without uploading them to a server.
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PDF Split
Extract selected pages from a PDF and download a new file in your browser.
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PDF Rotate
Rotate all pages or selected pages in a PDF locally in your browser.
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PDF to Images
Convert selected PDF pages into PNG or JPG images locally in your browser.
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PDF Reorder
Change the page order of a PDF and download a new reordered file in your browser.
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Delete PDF Pages
Remove selected pages from a PDF and download a new file locally in your browser.
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PDF Watermark
Add a text watermark to every page of a PDF locally in your browser.
Open toolImage tools
Resize, convert, add watermarks, pick colors, and generate QR codes directly in your browser.
Image Resizer
Resize an image locally in your browser and download the resized PNG file.
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Image Converter
Convert images to PNG, JPG, or WebP locally in your browser.
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HEIC to JPG
Convert iPhone HEIC or HEIF photos to JPG or PNG locally in your browser.
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Image Color Picker
Pick HEX, RGB, and HSL colors from an image locally in your browser.
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Image Watermark
Add text, logo, or tiled watermarks to images locally in your browser, then download PNG, JPG, or WebP.
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Image Cropper
Crop an image with a draggable crop box and download the cropped PNG locally in your browser.
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QR Code Generator
Generate a PNG QR code from a URL or text locally in your browser.
Open toolEveryday calculators
Discounts, salary-hourly estimates, percentages, units, temperature, and pressure conversion helpers.
Percentage Calculator
Calculate percentages, percentage of a value, percentage change, and discount percentage in your browser.
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Unit Converter
Convert common length, weight, area, and volume units locally in your browser.
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Temperature Converter
Convert Celsius, Fahrenheit, and Kelvin temperatures locally in your browser.
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Pressure Converter
Convert PSI, kPa, bar, kgf/cm2, and atm pressure units locally in your browser.
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Discount Calculator
Calculate final price, amount saved, and total discount percentage in your browser.
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Salary Hourly
Convert monthly salary to hourly wage, or hourly wage to estimated monthly salary, using work days, daily hours, and average weeks per month.
Open toolDate and time
Calculate age, count days between dates, and run browser timers.
Date Difference
Calculate the number of days between two dates locally in your browser.
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Countdown Timer
Set a simple countdown timer for hours, minutes, and seconds in your browser.
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Pomodoro Timer
Run focus sessions, short breaks, and long breaks with a simple browser Pomodoro timer.
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Age Calculator
Calculate age in years, months, and days from a birth date to a target date.
Open toolRandom tools
Generate random numbers for quick choices and simple lists.
Text tools
Count text, clean copied lines, and encode or decode Base64URL without sending your content to a server.
Text Counter
Count characters, words, lines, paragraphs, and estimated reading time in your browser.
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Text Cleaner
Clean messy text by trimming lines, removing empty lines, merging lines, or converting one item per line into a comma list.
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Base64URL
Encode text to Base64URL or standard Base64, and decode Base64URL strings back to UTF-8 text locally in your browser.
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Fancy Text
Convert English letters and numbers into copyable Unicode script, italic, Fraktur, full-width, and spaced text styles.
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