Privacy Policy
Your privacy is our priority. Learn how we protect your data and ensure your calculations remain private.
Last updated: August 24, 2025
Introduction
BestCalcs ("we," "our," or "us") is committed to protecting your privacy. This Privacy Policy explains how we collect, use, and safeguard your information when you use our website and calculator tools.
By using BestCalcs, you agree to the collection and use of information in accordance with this policy. If you do not agree with our policies and practices, please do not use our website.
Key Privacy Features
Client-Side Processing
All calculations happen in your browser. Your data never leaves your device.
No Data Storage
We don't store your personal information or calculation inputs on our servers.
Transparent Analytics
We use Google Analytics to understand usage patterns, not to track individuals.
Global Compliance
Our practices comply with GDPR, CCPA, and other privacy regulations.
Information We Collect
Information You Provide
Calculator Inputs: When you use our calculators, you may enter financial data, health metrics, or mathematical values. This information is processed entirely in your browser and is never transmitted to our servers or stored by us.
Automatically Collected Information
Usage Analytics: We use Google Analytics to collect anonymous information about how visitors use our website, including:
- Pages visited and time spent on each page
- Browser type and device information
- Geographic location (country/region level only)
- Referral sources (how you found our website)
Cookies and Tracking
We use cookies and similar technologies to enhance your experience and analyze website usage. These cookies do not contain personal information and are used solely for:
- Google Analytics (to understand website usage)
- Google AdSense (for advertising purposes, when implemented)
- Essential website functionality
How We Use Information
Calculator Functionality
Your calculator inputs are used solely to perform the requested calculations. All processing happens locally in your browser, ensuring complete privacy and data security.
Website Improvement
We use aggregated, anonymous analytics data to:
- Improve website performance and user experience
- Identify popular calculators and features
- Fix technical issues and bugs
- Plan new calculator tools and features
Advertising (Future Implementation)
In the future, we may implement advertising services (such as Google AdSense) to help support the free availability of our calculators. Any advertising will comply with privacy regulations and will not compromise your personal data.
Third-Party Services
Google Analytics
We use Google Analytics to understand website usage patterns. Google Analytics collects anonymous data and does not identify individual users. You can opt-out of Google Analytics by installing the Google Analytics Opt-out Browser Add-on.
Google AdSense (Future)
When implemented, Google AdSense will display relevant advertisements. AdSense uses cookies to serve ads based on your interests and browsing behavior. You can manage your ad preferences through Google Ad Settings.
Other Services
We may use additional third-party services for website functionality, analytics, or advertising. All such services will be listed here and will comply with our privacy standards.
Data Security
We implement appropriate security measures to protect your information:
- Client-Side Processing: All calculations happen in your browser, eliminating server-side data exposure
- HTTPS Encryption: All data transmission is encrypted using industry-standard SSL/TLS protocols
- No Data Storage: We don't store your personal information or calculation inputs
- Regular Security Audits: We regularly review and update our security practices
Your Privacy Rights
Depending on your location, you may have the following rights regarding your personal information:
- Right to Know: Request information about what personal data we collect and how we use it
- Right to Delete: Request deletion of any personal information we may have
- Right to Opt-Out: Opt-out of analytics tracking or advertising cookies
- Right to Portability: Request a copy of your personal data in a portable format
- Right to Non-Discrimination: We will not discriminate against you for exercising your privacy rights
Children's Privacy
Our website is not intended for children under 13 years of age. We do not knowingly collect personal information from children under 13. If you are a parent or guardian and believe your child has provided us with personal information, please contact us immediately.
If we become aware that we have collected personal information from a child under 13, we will take steps to delete such information promptly.
Changes to This Privacy Policy
We may update this Privacy Policy from time to time to reflect changes in our practices or applicable laws. We will notify you of any material changes by:
- Posting the updated policy on this page
- Updating the "Last updated" date at the top of this policy
- Adding a notice on our homepage for significant changes
Your continued use of our website after any changes constitutes acceptance of the updated policy.