Privacy Policy

1. Information We Collect

Information You Provide Directly

• Contact Information: Name, email address when you contact us or subscribe to updates
• Calculator Usage: Stair measurements and design preferences entered into our calculators
• Communications: Messages, comments, or feedback you send us

Information Collected Automatically

• Usage Data: Pages visited, time spent, features used, click patterns
• Device Information: Browser type, operating system, device type, screen resolution
• Location Data: General geographic location based on IP address
• Technical Data: IP addresses, cookie identifiers, log files

Third-Party Information

• Analytics Providers: Google Analytics, Microsoft Clarity, Plausible Analytics
• Advertising Partners: Google AdSense and advertising networks
• Social Media: Information from social media interactions

2. How We Use Your Information

We use collected information for the following purposes:

Service Provision

• Provide and maintain our stair calculator services
• Process and respond to your inquiries
• Improve calculation accuracy and user experience
• Provide technical support and customer service

Communication

• Send service-related notifications
• Respond to your comments and questions
• Send newsletters and updates (with your consent)
• Provide information about new features or services

Analytics and Improvement

• Analyze usage patterns and user behavior
• Improve website functionality and performance
• Develop new features and services
• Conduct research and analytics

Legal Basis (GDPR)

• Legitimate Interest: Website analytics, service improvement
• Consent: Marketing communications, non-essential cookies
• Contract: Providing requested calculator services
• Legal Obligation: Compliance with applicable laws

3. Information Sharing and Disclosure

Third-Party Service Providers

• Analytics: Google Analytics, Microsoft Clarity for usage analysis
• Hosting: Vercel for website hosting and performance
• Email Services: Email service providers for communications
• Advertising: Google AdSense for displaying relevant advertisements

Legal Requirements

We may disclose information when required by law, including:

• Compliance with court orders or legal processes
• Protection of our rights and property
• Prevention of fraud or illegal activities
• Protection of user safety and public interest

4. Cookies and Tracking Technologies

Essential Cookies

• Website functionality and user preferences
• Security and fraud prevention
• Load balancing and performance optimization

Analytics Cookies

• Google Analytics for usage statistics
• Microsoft Clarity for user experience analysis
• Plausible Analytics for privacy-focused tracking

Advertising Cookies

• Google AdSense for displaying relevant ads
• Ad performance measurement
• Frequency capping and personalization

You can control cookies through your browser settings. However, disabling cookies may affect website functionality.

5. Third-Party Advertising

Google AdSense

We use Google AdSense to display advertisements. Google may use cookies and other technologies to:

• Show ads based on your interests and previous visits
• Measure ad performance and effectiveness
• Provide aggregate demographic and interest reporting

Your Ad Choices

• Google Ads Settings - Manage personalized ads
• Digital Advertising Alliance - Opt out of interest-based advertising
• Network Advertising Initiative - Industry opt-out tools

6. Data Security

We implement appropriate security measures to protect your information:

• Encryption: HTTPS encryption for all data transmission
• Access Controls: Restricted access to personal information
• Regular Updates: Security patches and system updates
• Data Minimization: Collect only necessary information
• Monitoring: Continuous security monitoring and threat detection

7. Your Privacy Rights

GDPR Rights (EU Residents)

• Right to Access: Request copies of your personal data
• Right to Rectification: Correct inaccurate personal data
• Right to Erasure: Request deletion of your personal data
• Right to Restrict Processing: Limit how we use your data
• Right to Data Portability: Receive your data in a structured format
• Right to Object: Object to processing based on legitimate interests
• Right to Withdraw Consent: Withdraw consent at any time

CCPA Rights (California Residents)

• Right to Know: Categories and specific pieces of information collected
• Right to Delete: Request deletion of personal information
• Right to Opt-Out: Opt-out of sale of personal information
• Right to Non-Discrimination: Equal service regardless of privacy choices

Exercising Your Rights

To exercise your privacy rights, contact us at:

• Email: Contact Form
• Response time: We will respond within 30 days (GDPR) or 45 days (CCPA)

8. Children's Privacy

9. International Data Transfers

Your information may be transferred to and maintained on computers located outside of your jurisdiction where privacy laws may differ. We ensure appropriate safeguards are in place for international transfers:

• EU-US Data Privacy Framework compliance
• Standard Contractual Clauses (SCCs)
• Adequacy decisions by relevant authorities
• Binding Corporate Rules where applicable

Data Retention

We retain personal information for as long as necessary to:

• Provide our services and fulfill transactions
• Comply with legal obligations
• Resolve disputes and enforce agreements
• Improve our services and user experience

Typical retention periods: Usage data (2 years), Contact information (until you unsubscribe), Legal compliance data (as required by law).

Changes to This Privacy Policy

We may update this Privacy Policy periodically. When we make changes, we will:

• Update the "Last Updated" date at the top of this policy
• Provide notice of significant changes through our website or email
• Obtain your consent for material changes where required by law

We encourage you to review this policy periodically to stay informed about how we protect your information.

10. Contact Information