Free Online Tools
Fast tools for PDFs, images, QR codes, calculators and more — built to feel playful, useful and super quick right in your browser.
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Popular Tools
Quick entry points for the tools people usually want first.
Merge PDF
Combine multiple PDF files into one document.
Compress PDF
Reduce PDF file size directly in your browser.
Resize Image
Resize images quickly in your browser.
URL to QR
Generate a QR code from any URL.
Percentage Calculator
Calculate percentages instantly.
Password Generator
Generate strong secure passwords.
Browse by Category
Jump straight into the kind of tool you need.
PDF Tools
12 tools in this category.
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 Tools
11 tools in this category.
QR Tools
4 tools in this category.
Everyday Calculators
13 tools in this category.
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.
Finance Calculators
7 tools in this category.
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.
Developer Tools
9 tools in this category.
Made for quick digital tasks
Simple enough to use fast, loud enough to feel different.
UBTracker Tools brings together free browser-based utilities for PDFs, images, QR codes, calculators and other everyday tasks in one place. The homepage pushes the most useful tools first, keeps categories easy to scan and adds a more colorful, energetic visual style so the site feels less generic and more memorable while still being practical.