Help Center
Everything you need to know about using SD6Tools
Quick Start
Select a Tool
Browse categories or use the home page to find the tool you need.
Enter Values
Fill in the required fields. Results update automatically as you type.
Copy Results
Click copy buttons to save results to your clipboard for use elsewhere.
Frequently Asked Questions
Is SD6Tools really free?expand_more
Yes. All tools are free to use, with no account or subscription. The site may be funded by advertising and affiliate links; any affiliate link or sponsorship is clearly identified (see our affiliate disclosure).
Is my data safe?expand_more
Absolutely. All our tools process data locally in your browser. Your inputs never leave your device and are not sent to any server. This is privacy by design.
Do I need to create an account?expand_more
No account is needed. You can use all tools immediately. Some tools save preferences to your browser's local storage for convenience, but this is optional and stays on your device.
Why are calculations different from other sites?expand_more
We use industry-standard financial formulas. Differences may arise from rounding methods, compounding assumptions, or additional fees that other calculators include. Our methodology is documented for transparency.
Can I use SD6Tools offline?expand_more
Most tools work offline once the page has loaded, since all calculations happen in your browser. However, you need an internet connection to initially load the site.
Are the results accurate?expand_more
Yes, our calculations follow established mathematical and financial formulas. They're tested for accuracy and suitable for planning purposes. For significant financial decisions, we recommend consulting a professional.
Platform Features
Dark Mode
Toggle between light and dark themes using the sun/moon icon in the header. Your preference is saved automatically.
Multiple Languages
SD6Tools is available in English, French, Spanish, and German. Select your language from the dropdown in the header.
Save Your Work
Financial calculators automatically save your scenarios to your browser's local storage. Your data persists between sessions.
Works Offline
Once loaded, most tools continue to work without an internet connection since all processing happens locally.
Keyboard Shortcuts
| Shortcut | Action |
|---|---|
| Tab | Move to next field |
| Shift + Tab | Move to previous field |
| Enter | Submit or generate |
| Ctrl/Cmd + C | Copy selected text |
| Escape | Close dialogs or cancel |
Additional Resources
Still Need Help?
Can't find what you're looking for? Our team is happy to assist.
mailContact Support