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Percentage Calculator
Find what percent one number is of another, calculate a percentage of a value, or work out percent change.
StudentAge Calculator
Get an exact age in years, months, and days between any two dates, plus a countdown to the next birthday.
StudentGPA Calculator
Add your courses, credit hours, and letter grades to calculate a weighted GPA on a 4.0 scale.
StudentDate Difference
Find the exact number of days, weeks, or business days between any two dates.
StudentAttendance Calculator
Check your current attendance percentage and how many classes you can miss or need to attend.
TextWord Counter
Count words, characters, sentences, and paragraphs as you type, with an estimated reading time.
TextCase Converter
Convert any text to UPPERCASE, lowercase, Title Case, Sentence case, camelCase, or snake_case instantly.
TextText Cleaner
Strip extra spaces and blank lines, or remove duplicate lines from any block of text.
ImageImage Compressor
Shrink JPG or PNG file size with an adjustable quality slider, right in your browser.
ImageImage Resizer
Resize any image to exact dimensions or a percentage scale, then download instantly.
PDFMerge PDF
Combine two or more PDF files into a single document, in the order you choose.
PDFSplit PDF
Extract a specific page range from a PDF into its own file.
PDFImage to PDF
Turn one or more images into a single downloadable PDF document.
DeveloperJSON Formatter
Format, validate, and minify JSON with clear error messages pointing to the exact line that's broken.
DeveloperBase64 Encode / Decode
Encode text to Base64 or decode Base64 back to readable text, with full Unicode support.
DeveloperURL Encode / Decode
Encode text for safe use in URLs, or decode a percent-encoded URL back to plain text.
UtilityPassword Tools
Generate strong random passwords, or check how strong an existing password really is.
UtilityQR Code Generator
Turn any link or text into a downloadable QR code in seconds.
UtilityBMI Calculator
Find your Body Mass Index in metric or imperial units, with standard category ranges.
UtilityUnit Converter
Convert length, weight, temperature, and speed between metric and imperial units.
UtilityLoan / EMI Calculator
Find your monthly payment, total interest, and total amount payable for any loan.
Why Tayyib Tools
Most tool sites are built to hold as many ads and as much clutter as possible around a calculator you needed ten seconds to use. Tayyib Tools is built the other way around: one job per page, done properly, with nothing typed into it ever leaving your browser.