Tool Board - Free Online Calculators & Converters

Free online calculators and converters for mortgages, loans, currency conversion, file conversion, and more. Professional tools for personal and business use. No registration required.

Financial Calculators

Mortgage Calculator

Calculate monthly mortgage payments, total interest, and amortization schedules. Supports 15, 20, 30, and 40-year loans with detailed breakdowns and payment schedules.

Auto Loan Calculator

Calculate auto loan payments, total interest, and amortization schedules. Includes down payment, trade-in value, and sales tax calculations for comprehensive loan analysis.

Refinance Calculator

Determine if refinancing your mortgage makes sense with break-even analysis, monthly savings calculations, and total cost comparisons.

Mortgage Payoff Calculator

Calculate how much time and money you can save by making extra mortgage payments. Analyze different payment strategies and their impact on loan terms.

Currency Calculator

Convert currencies with real-time exchange rates. Support for 20+ major currencies including USD, EUR, GBP, JPY, CAD, AUD with live market data.

Conversion Tools

Unit Converter

Convert between different units of measurement for length, weight, volume, temperature, area, and speed. Support for 6 categories and 30+ units with precise calculations.

Time Zone Converter

Convert time between different time zones worldwide. Support for 12+ major time zones including UTC, EST, PST, GMT, JST with daylight saving time handling.

File Converters

Word to PDF Converter

Convert Word documents to PDF online for free. Support for .doc and .docx files with high-quality conversion and preserved formatting.

PNG JPG to SVG Converter

Convert PNG and JPG images to SVG vector format online. High-quality vector tracing with customizable settings and batch processing support.

Image Resizer

Resize images online for free. Resize photos by percentage, dimensions, or max dimensions with quality control and aspect ratio preservation.

Why Choose Tool Board?

Free and Easy to Use

All our tools are completely free to use with no registration required. Simple, intuitive interfaces make complex calculations accessible to everyone.

Professional Quality

Our calculators and converters use industry-standard formulas and algorithms to provide accurate, reliable results for personal and business use.

Comprehensive Tools

From financial planning to file conversion, we offer a complete suite of tools to meet all your calculation and conversion needs.

Privacy Focused

All calculations are performed locally in your browser. We don't store or transmit any of your personal or financial information.

Common Use Cases

Financial Planning

Plan your mortgage, calculate loan payments, and make informed financial decisions with our comprehensive financial calculators.

Business Operations

Convert currencies for international transactions, resize images for marketing materials, and convert documents for professional presentations.

Personal Projects

Convert units for home improvement projects, resize photos for social media, and convert documents for personal use.

Educational Purposes

Learn about financial concepts, practice unit conversions, and understand time zone differences with our educational tools.

Frequently Asked Questions

Are these tools really free?

Yes, all our tools are completely free to use with no hidden fees, subscriptions, or registration requirements.

Do I need to create an account?

No account is required. You can use all our tools immediately without any registration or login process.

Is my data secure?

Yes, all calculations are performed locally in your browser. We don't store, transmit, or access any of your personal or financial information.

Can I use these tools for business purposes?

Absolutely! Our tools are designed for both personal and business use, providing professional-quality results for any application.

How accurate are the calculations?

Our tools use industry-standard formulas and algorithms to provide accurate, reliable results suitable for professional use.

Do you support mobile devices?

Yes, all our tools are fully responsive and work perfectly on desktop, tablet, and mobile devices.