Free Online Calculators & Tools
Access powerful calculators and utilities for business, finance, productivity, and more. No registration required. 100% free. All calculations happen in your browser.
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Explore Our Tool Categories
Choose from our comprehensive collection of calculators and tools designed to help you make better decisions.
Business Tools
Essential calculators for business planning, profitability analysis, and financial decision-making.
View Business Tools →Finance
Manage your personal and business finances with loan calculators, currency converters, and savings planners.
View Finance Tools →PDF Tools
Convert, edit, and manage PDF files with ease. Extract pages, convert to images, and more - all in your browser.
View PDF Tools →Productivity
Boost your efficiency with time tracking, Pomodoro technique, and project cost estimation tools for professionals and freelancers.
View Productivity Tools →Daily Utilities
Everyday tools for unit conversions, age calculations, and health metrics to simplify your daily tasks.
View Daily Utilities Tools →Education
Academic tools for students and educators including GPA calculators, percentage calculators, and reading time estimators.
View Education Tools →Image Tools
Resize, compress, crop, and optimize images online. Batch processing, format conversion, and smart compression with complete privacy.
View Image Tools →QR Code Tools
Create professional QR codes for URLs, text, email, phone, and SMS. Customize colors, sizes, and download in multiple formats.
View QR Code Tools →Password Tools
Enhance your digital security with powerful password tools. Generate strong passwords, test strength, and create secure tokens.
View Password Tools →Text Tools
Powerful text manipulation tools for writers, students, and content creators to analyze and transform text.
View Text Tools →