👋 Welcome to Key2ool
Pick any tool below to get started — everything runs instantly in your browser.
🧮 Basic Calculator
A simple, everyday calculator for quick math.
🎂 Age Calculator
Find your exact age in years, months, and days.
Enter your date of birth
📊 Percentage & Discount Calculator
Work out percentages, discounts, and final prices instantly.
Percentage of a number
Discount Calculator
🧾 GST Calculator
Add or remove GST using standard Indian tax slabs.
Calculate GST
🏦 EMI / Loan Calculator
Estimate your monthly instalment with a full interest/principal break-up.
Loan Details
💱 Currency Converter
Convert between world currencies using live exchange rates.
Convert Currency
📅 Calendar
Browse any month and year — today's date is always highlighted.
📏 Measurement Converter
Convert length, weight, and temperature values instantly.
Convert a Measurement
⚛️ Physics Formula Calculator
Pick a formula, enter the known values, and get an instant result.
Select a Formula
➗ Math Formula Calculator
Pick a formula, enter the known values, and get an instant result.
Select a Formula
💾 Storage / Data Unit Converter
Convert between KB, MB, GB and TB in a click.
Convert Data Units
🔐 Secure Password Generator
Generate strong, random passwords tailored to your needs.
Password Options
🔳 QR Code Generator
Turn any text or URL into a downloadable QR code image.
Generate QR Code
🌐 My IP Address Checker
Instantly find your public IP address.
Check Your Public IP
🔤 Text Case Converter
Switch between UPPERCASE, lowercase, and Capitalized text.
Enter Your Text
📝 Word & Character Counter
Live word, character, sentence, and paragraph counts as you type.
Type or Paste Text
📄 Lorem Ipsum Generator
Generate placeholder paragraphs for your designs and mockups.
Generate Placeholder Text
🧹 Remove Duplicate Lines
Clean up lists by removing duplicate lines instantly.
Paste Your List
🏷️ Video Tag & Hashtag Generator
Generate ready-to-use tags and hashtags for YouTube, Instagram, and Facebook videos.
Enter Your Video Topic
🎬 Video Title Suggestion Generator
Get catchy, click-worthy title ideas for your YouTube, Instagram, or Facebook video.
Enter Your Video Topic
📺 YouTube SEO Generator
Enter your video title and get a complete SEO kit — optimized title ideas, description, tags, and hashtags — all in one place.
Enter Your Video Title / Topic
ℹ️ About Us
Getting to know Key2ool.
Welcome to Key2ool.com — your free, all-in-one destination for everyday online tools that make life a little simpler.
We built Key2ool because we believe useful tools shouldn't be locked behind sign-ups, subscriptions, or clunky ads that get in the way. Whether you need to quickly calculate your age, work out a GST bill, generate a secure password, or create hashtags for your next video, Key2ool brings it all together in one clean, fast, and free platform.
What We Offer
- Everyday Calculators — Age Calculator, Percentage & Discount Calculator, GST Calculator, EMI/Loan Calculator, Currency Converter
- Digital & Tech Utilities — Storage Unit Converter, Password Generator, QR Code Generator, My IP Address Checker
- Text & Content Tools — Text Case Converter, Word & Character Counter, Lorem Ipsum Generator, Remove Duplicate Lines
- Social Media Tools — Tag & Hashtag Generator, Video Title Suggestion Generator
- Science & Utilities — Physics Formula Calculator, Calendar, Measurement Converter
Our Mission
Our mission is simple: to provide fast, accurate, and easy-to-use tools that run entirely in your browser — no downloads, no unnecessary data collection, and no complicated sign-up process.
Why Choose Key2ool?
- 100% free to use, with no hidden charges
- Clean, modern, and mobile-friendly design
- Tools work instantly without page reloads
- New tools are added regularly based on user needs
We're constantly working to improve Key2ool and add new tools. If you have suggestions or feedback, we'd love to hear from you on our Contact Us page.
📩 Contact Us
We'd love to hear from you.
Whether you have a question, feedback, a tool suggestion, or a business inquiry, feel free to reach out using the details below.
For general questions, feedback, or support: pankajsaini8273980442@gmail.com
Business & Advertising Inquiries
For partnership, advertising, or business-related inquiries: pankajsaini8273980442@gmail.com
Response Time
We aim to respond to all emails within 2–3 business days. Thank you for your patience.
Report an Issue
If you notice a tool that isn't working correctly, please let us know via email with details of the issue (which tool, what device/browser you were using, and what happened). This helps us fix problems quickly.
🔒 Privacy Policy
Last updated: July 5, 2026
Key2ool.com ("we", "us", "our") operates this website. This Privacy Policy explains how we collect, use, and protect information when you use our free online tools and services.
Information We Collect
Most of our tools (calculators, converters, generators) run entirely inside your browser. We do not collect or store the text, numbers, or files you enter into these tools on our servers.
Some tools (such as the IP Address Checker and Currency Converter) send requests to third-party public APIs to fetch information. These requests may be subject to the privacy policies of those third-party services.
Cookies and Advertising
We use third-party advertising companies, including Google, to serve ads when you visit our website. Google and its partners may use cookies to serve ads based on your visits to this site and other sites on the internet.
You may opt out of personalized advertising by visiting Google's Ads Settings page. You can also review Google's advertising privacy practices at their Advertising Policies page.
We may also use standard web analytics tools to understand website traffic and usage patterns, which may use cookies stored in your browser.
Third-Party Links
Our website may contain links to third-party websites. We are not responsible for the content, privacy policies, or practices of any third-party sites.
Children's Privacy
Our website does not knowingly collect personal information from children under 13. If you believe a child has provided us with personal information, please contact us so we can remove it.
Data Security
Since most tools process data locally in your browser, your inputs are not transmitted to or stored on our servers. We take reasonable measures to keep our website safe and secure.
Changes to This Policy
We may update this Privacy Policy from time to time. Any changes will be posted on this page with an updated revision date.
Contact Us
If you have any questions about this Privacy Policy, please email us at pankajsaini8273980442@gmail.com.
📜 Terms and Conditions
Last updated: July 5, 2026
Please read these Terms and Conditions ("Terms") carefully before using Key2ool.com (the "Service"). By accessing or using our website, you agree to be bound by these Terms.
Use of the Service
Key2ool provides free online tools including calculators, converters, and generators for informational and general-purpose use. You agree to use these tools only for lawful purposes.
No Professional Advice
The calculators and tools on this website (including but not limited to the GST Calculator, EMI Calculator, Percentage Calculator, and Physics Formula Calculator) are provided for general informational purposes only. They do not constitute financial, legal, tax, medical, or professional advice of any kind. Always consult a qualified professional before making financial, legal, or health-related decisions.
Accuracy of Results
While we strive to keep our tools accurate and up to date, we do not guarantee that the results provided by any calculator or tool are error-free, complete, or suitable for your specific situation. Use of any result is at your own risk.
Intellectual Property
All content, design, and code on Key2ool.com, unless otherwise stated, are the property of Key2ool.com. You may not copy, reproduce, or redistribute our website's content without prior written permission.
Third-Party Services
Some tools rely on third-party APIs (for example, to fetch currency exchange rates or IP address information). We are not responsible for the accuracy, availability, or reliability of these third-party services.
Advertising
Our website may display advertisements served by third-party advertising networks, including Google AdSense. These ads help us keep our tools free for everyone.
Limitation of Liability
Key2ool.com and its owners shall not be held liable for any direct, indirect, incidental, or consequential damages arising from the use of, or inability to use, our website or tools.
Changes to These Terms
We reserve the right to update or modify these Terms at any time without prior notice. Continued use of the website after changes constitutes your acceptance of the revised Terms.
Contact
If you have any questions about these Terms, please contact us at pankajsaini8273980442@gmail.com.
⚠️ Disclaimer
Last updated: July 5, 2026
The information provided by Key2ool.com ("we", "us", "our") on this website is for general informational purposes only. All information and tools on the site are provided in good faith; however, we make no representation or warranty of any kind, express or implied, regarding the accuracy, adequacy, validity, reliability, availability, or completeness of any information or calculation provided by our tools.
Not Professional Advice
Tools such as the GST Calculator, EMI/Loan Calculator, Percentage & Discount Calculator, Currency Converter, and Physics Formula Calculator are intended for general estimation and educational purposes only. They should not be treated as a substitute for professional financial, legal, tax, engineering, or scientific advice. Please consult a qualified professional for decisions that affect your finances, business, or wellbeing.
No Liability
Under no circumstance shall we have any liability to you for any loss or damage of any kind incurred as a result of the use of this website or reliance on any information or tool provided. Your use of the website and your reliance on any information is solely at your own risk.
External Links Disclaimer
Our website may contain links to third-party websites or services that are not owned or controlled by Key2ool.com. We have no control over, and assume no responsibility for, the content, privacy policies, or practices of any third-party sites.
Advertising Disclaimer
This website may display advertisements through third-party networks such as Google AdSense. We do not control the content of these ads and are not responsible for the products, services, or claims made by advertisers.
Contact Us
If you have any questions about this Disclaimer, please contact us at pankajsaini8273980442@gmail.com.