Browse All Tools
Search and explore free online tools for PDFs, images, QR codes, calculators, finance, text, health and developer tasks.
PDF Tools
Merge PDF
Combine multiple PDF files into one document.
Split PDF
Split a PDF into separate pages or ranges.
Compress PDF
Reduce PDF file size directly in your browser.
Rotate PDF
Rotate one or more PDF pages online.
Unlock PDF
Remove password protection from PDF files.
Protect PDF
Add password protection to a PDF file.
Image to PDF
Convert images into a single PDF file.
PNG to PDF
Turn PNG images into a PDF file online.
PDF to JPG
Convert PDF pages into JPG images.
PDF to PNG
Convert PDF pages into PNG images.
Remove Pages from PDF
Delete selected pages from a PDF file.
Extract Pages from PDF
Extract specific pages from a PDF document.
Image Tools
WEBP to JPG
Convert WEBP images to JPG online.
WEBP to PNG
Convert WEBP images to PNG online.
PNG to JPG
Convert PNG images to JPG format.
JPG to PNG
Convert JPG images to PNG format.
JPG to WEBP
Convert JPG images to WEBP online.
Resize Image
Resize images quickly in your browser.
Crop Image
Crop images online with live preview.
Rotate Image
Rotate images online instantly.
Image Compressor
Reduce image file size online.
HEIC to JPG
Convert HEIC photos to JPG online.
Remove Background
Remove backgrounds from images online.
QR Tools
Everyday Calculators
Percentage Calculator
Calculate percentages instantly.
Discount Calculator
Calculate discounted prices fast.
Profit Margin Calculator
Calculate profit, cost and margin.
VAT Calculator
Add or remove VAT from any amount.
Age Calculator
Calculate exact age from birth date.
Date Calculator
Add or subtract days between dates.
Time Calculator
Add and subtract hours and minutes.
Celsius to Fahrenheit
Convert Celsius to Fahrenheit.
Fahrenheit to Celsius
Convert Fahrenheit to Celsius.
Pounds to KG
Convert pounds to kilograms.
CM to Inches
Convert centimeters to inches.
Inches to CM
Convert inches to centimeters.
Feet to Meters
Convert feet to meters.
Finance Calculators
Mortgage Calculator
Estimate monthly mortgage payments.
Loan Calculator
Estimate monthly loan payments online.
Car Loan Calculator
Calculate car loan payments quickly.
Compound Interest Calculator
Estimate compound interest growth.
Investment Calculator
Project investment growth over time.
Inflation Calculator
See the impact of inflation over time.
ROI Calculator
Calculate return on investment.
Health Tools
BMI Calculator
Calculate your body mass index.
Body Fat Calculator
Estimate body fat percentage.
Calorie Calculator
Estimate daily calorie needs.
Macro Calculator
Calculate protein, carbs and fat goals.
Sleep Calculator
Find the best time to sleep or wake up.
Period Calculator
Estimate your next period date.
Ovulation Calculator
Estimate ovulation and fertile days.
Developer Tools
Password Generator
Generate strong secure passwords.
UUID Generator
Generate UUIDs instantly online.
JSON Validator
Validate JSON online.
JWT Decoder
Decode JWT tokens quickly.
Timestamp Converter
Convert Unix timestamps into readable dates.
Base64 Decoder
Decode Base64 strings online.
HTML Formatter
Beautify and format HTML code.
SQL Formatter
Beautify and format SQL queries.
Lorem Ipsum Generator
Generate placeholder lorem ipsum text.
Text Tools
Color Tools
Find the tool you need faster
This page groups all UBTracker Tools in one place so users can search by task or jump by category. It includes tools for PDF files, images, QR codes, calculators, finance, health, text and developer workflows, making it easier to find a simple browser-based utility without creating an account or installing software.