Privacy Policy
Last updated: 2/9/2026
Introduction
Welcome to Online Calculators by mehedicodes.com. We are committed to protecting your privacy and ensuring transparency about how we handle your information. This Privacy Policy explains how we collect, use, and protect your data when you use our calculator tools and services.
Important: All calculator inputs are processed locally in your browser. We do not store, transmit, or collect any of the data you enter into our calculators.
Information We Collect
Calculator Input Data
All calculations are performed locally in your browser using client-side JavaScript. We do not store, transmit, or collect any of the data you enter into our calculators. Your financial data, personal numbers, and calculation inputs remain entirely on your device.
Analytics Data (Google Analytics 4)
We use Google Analytics 4 to understand how visitors use our site. This includes anonymous data such as:
- Page views and navigation patterns
- Time spent on site and calculators
- General geographic location (country/city level)
- Device type and browser information
- Referral sources
Cookies and Tracking Technologies
We use the following types of cookies:
- Essential Cookies: Required for basic site functionality
- Analytics Cookies: Google Analytics for traffic analysis
- Advertising Cookies: Google AdSense for relevant ads
- Preference Cookies: Remember your settings and preferences
Server Logs
Our hosting provider (Hostseba) maintains standard server logs including:
- IP addresses
- Access timestamps
- Browser type and version
- Requested pages and resources
- HTTP status codes
Data Protection & Security
Local Processing
All calculator inputs are processed locally in your browser using Next.js client-side rendering - no sensitive data is sent to our servers.
HTTPS Encryption
Our site uses SSL/TLS encryption to protect all communications between your browser and our servers hosted on Hostseba.
Secure Hosting
Our website is hosted on Hostseba with cPanel management, featuring regular security updates, firewall protection, and DDoS mitigation.
Database Security
MySQL databases are secured with proper access controls, regular backups, and encrypted connections where applicable.
Third-Party Services
We use the following third-party services to enhance your experience:
Google Analytics 4
Used for understanding website traffic and user behavior. Data is anonymized and aggregated. You can opt-out using Google's browser add-on.
Google AdSense
Displays relevant advertisements based on your interests and browsing behavior. AdSense uses cookies to serve ads based on your prior visits to our website and other sites on the Internet.
Hostseba Hosting
Our web hosting provider that stores website files and databases. They have access to server logs and infrastructure data.
Technology Stack
Our website is built with Next.js, uses Tailwind CSS for styling, GSAP and Framer Motion for animations, and Lucide React for icons. These are front-end technologies that run in your browser.
Data Sharing & Disclosure
We do not sell, trade, or rent your personal information to third parties. We may share information in the following circumstances:
- Service Providers: With trusted third parties who assist us in operating our website, conducting our business, or servicing you, so long as those parties agree to keep this information confidential
- Legal Requirements: When we believe release is appropriate to comply with the law, enforce our site policies, or protect ours or others' rights, property, or safety
- Business Transfers: In connection with a merger, acquisition, or sale of all or a portion of our assets
Your Rights
Right to Access
You can request information about what personal data we have about you.
Right to Delete
You can request deletion of any personal data we may have collected about you.
Right to Opt-Out
You can opt-out of analytics tracking and personalized advertising.
Right to Complain
You have the right to lodge a complaint with a supervisory authority.
How to Exercise Your Rights
To exercise any of these rights, please contact us at contact@mehedicodes.com. We will respond to your request within 30 days.
Data Retention
We retain different types of information for different periods:
- Calculator Inputs: Not stored - processed locally and immediately discarded
- Analytics Data: Retained for 26 months in Google Analytics
- Server Logs: Retained for 30 days by our hosting provider
- Cookies: Session cookies expire when you close your browser; persistent cookies have varying expiration dates
International Data Transfers
Our website is hosted in data centers that may be located outside your country of residence. By using our services, you acknowledge that your information may be transferred to and processed in facilities located in different jurisdictions.
Note: Google Analytics and Google AdSense may process data in the United States and other countries. These transfers are protected by appropriate safeguards including Standard Contractual Clauses.
Children's Privacy
Our services are not directed to individuals under the age of 13. We do not knowingly collect personal information from children under 13. If you become aware that a child has provided us with personal information, please contact us immediately.
Changes to This Policy
We may update this Privacy Policy from time to time. We will notify you of any changes by posting the new Privacy Policy on this page and updating the "Last updated" date. You are advised to review this Privacy Policy periodically for any changes.
Contact Us
If you have any questions about this Privacy Policy or our data practices, please contact us:
Email: contact@mehedicodes.com
Website: mehedicodes.com
Data Controller: Mehedi Codes
For data protection requests: Please include "Privacy Request" in your subject line and provide sufficient details for us to process your request.