Frequently Asked Questions

We provide a comprehensive collection of professional-grade online tools for calculations, conversions, and various productivity tasks. Our tools include mathematical calculators, unit converters, developer tools, text processors, image tools, and much more.

All our tools are free to use, require no registration, and work directly in your web browser.

Yes! All our tools are completely free to use with no hidden costs, subscriptions, or premium features. We believe everyone should have access to professional-quality tools regardless of their budget.

No account registration is required. You can start using any tool immediately without providing personal information or creating an account. Some tools may use local browser storage to save your preferences or history, but this data stays on your device.

Our tools are designed with mathematical precision and undergo rigorous testing. However, for critical decisions, we recommend verifying important calculations independently. We continuously improve our algorithms based on user feedback and testing.

Yes, our tools can be used for personal, educational, and commercial purposes in accordance with our terms of service. There are no usage restrictions for business applications.

Simply enter your date of birth in the date field and click "Calculate Age." The tool will instantly display your exact age in years, months, and days. The calculation considers leap years for precision.

Many tools include a history feature that automatically saves your recent calculations in your browser's local storage. You can also copy results to your clipboard or print them for offline reference.

Yes! All our tools are fully responsive and optimized for mobile devices, tablets, and desktops. The interface adapts to your screen size for the best user experience.

Select your citation style (APA, MLA, Chicago, Harvard), choose the source type, fill in the required information, and the citation will be generated automatically. You can copy the result or save it to your bibliography.

Our conversion tools support a wide range of formats including common image formats (JPG, PNG, GIF), document formats (PDF, DOC), and various unit measurements. Specific supported formats are listed on each tool's page.

Our tools work on all modern browsers including Chrome, Firefox, Safari, Edge, and Opera. We recommend using the latest version of your preferred browser for the best experience.

Try refreshing the page, clearing your browser cache, or disabling ad blockers. Ensure JavaScript is enabled. If problems persist, contact our support team with details about your browser and the specific issue.

Most calculations are performed locally in your browser for privacy and speed. We don't store or process your personal data on our servers unless explicitly stated for specific tools.

Use our contact form and select "Bug Report" as the subject. Include details about your browser, operating system, the specific tool, and steps to reproduce the issue. Screenshots are helpful if applicable.

Our tools require an internet connection to load initially. Once loaded, many tools can function temporarily without internet, but we recommend staying connected for the best experience and access to updates.

We collect minimal data necessary for functionality and improvement. This may include anonymous usage analytics, but we don't collect personal information unless you voluntarily provide it through contact forms.

We may use essential cookies for functionality and anonymous analytics cookies to improve our services. You can control cookie preferences through your browser settings.

Yes, most calculations are performed locally in your browser and not transmitted to our servers. Any data stored for features like calculation history remains on your device and can be cleared at any time.

Since most data is stored locally, you can clear it by clearing your browser's local storage or browsing data. For any data we may have collected through contact forms, please reach out to us directly.

There's no catch! We believe in providing free access to professional tools. Our mission is to democratize access to quality tools regardless of budget. We may display non-intrusive advertisements to support our operations.

Our core tools will always remain free. We're committed to maintaining free access to all current functionality. Any future premium features would be additional services, not replacements for existing free tools.

Currently, we focus on web-based tools for individual use. For enterprise solutions or API access, please contact us through our contact form with your specific requirements.

We appreciate your support! The best way to help is by sharing our tools with others who might find them useful and providing feedback to help us improve our services.