Privacy Policy

1. Introduction

Check the Price (“we,” “us,” “our,” or the “Service”) is operated by Capisoft. This Privacy Policy describes how we collect, use, store, share, and protect your personal information when you use our browser extension, website, and related services (collectively, the “Service”).

By using the Service, you agree to the collection and use of information in accordance with this Privacy Policy. If you do not agree with this policy, please do not use our Service.

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2. Information We Collect

2.1 Information You Provide Directly

• Account Information: Email address, first name, last name, phone number, and profile picture when you create an account.
  
  
• Authentication Data: We collect your authentication provider (Google or email/password) and associated identifiers through Firebase Authentication.
  
  
• User Preferences: Your selected country, currency, theme, sorting preferences, and product comparison settings.
  
  
• Referral Information: If you join through a referral or refer other users, we track these relationships.
  
  

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2.2 Information Collected Automatically

• Product Page Data: When you initiate a price check, we collect the URL and HTML content of the product page you are viewing. This is used to extract product information such as name, price, currency, images, and barcodes (GTIN/EAN/UPC).
  
  
• Device and Technical Data: IP address, browser type, operating system, and request metadata.
  
  
• Geolocation Data: We derive approximate location (country level) from your IP address, URL locale, and HTML language attributes to provide region-relevant price comparisons.
  
  
• Usage Data: Timestamps of account creation, price checks performed, processing times, and interaction patterns with the Service.
  
  

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2.3 Information Generated by the Service

• Competitor Product Data: Product names, prices, currencies, images, retailer names, URLs, and match scores for alternative products found through our search process.
  
  
• AI-Generated Data: Machine learning embeddings (numerical vector representations) derived from product images and names, used to improve product matching accuracy.
  
  
• Currency Conversions: Converted price data across supported currencies.
  
  

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2.4 Information from Third Parties

• Google OAuth: If you sign in with Google, we receive your email address and email verification status from Google via Firebase Authentication.
  
  

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3. How We Use Your Information

We use the information we collect to:

• Provide the Service – Process price check requests, find competitor products, compare prices, and display results.
  
  
• Authenticate Users – Verify your identity and manage your account through Firebase Authentication.
  
  
• Personalize Your Experience – Apply your preferred country, currency, theme, sorting, and filtering settings to search results.
  
  
• Improve Product Matching – Use AI and machine learning models (including Amazon Titan Embeddings and Anthropic Claude) to extract product information and generate embeddings that improve the accuracy of product comparisons.
  
  
• Prevent Abuse – Enforce rate limits and daily usage quotas to maintain service quality.
  
  
• Deduplicate Requests – Cache and reuse recent search results to reduce redundant processing and improve response times.
  
  
• Analyze and Improve – Generate aggregate statistics to understand usage patterns and improve the Service.
  
  
• Communicate with You – Send service-related notifications, respond to inquiries, and provide support.
  
  

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4. How We Share Your Information

4.1 Third-Party Service Providers

We share information with third-party service providers who process data on our behalf to help operate and improve the Service. These providers only receive the information necessary to perform their services.

These service providers include:

• Firebase (Google) – Used for authentication and identity management. This may include processing your email address and authentication tokens.
  
  
• Amazon Web Services (AWS) – Used for cloud infrastructure, including file storage (Amazon S3) and AI/ML processing through AWS Bedrock. This may include product images, product names, and machine learning embeddings.
  
  
• DataForSEO – Used for product search through Google Shopping and Google Lens APIs. This may include product names, product images, and search queries.
  
  
• SerpAPI – Used as a fallback provider for product search functionality. This may include product names, product images, and search queries.
  
  
• Firecrawl – Used for web scraping and price verification of competitor product pages. This may include competitor product URLs.
  
  
• Redis – Used for caching and task queue management. This may include temporary search queries and processing data stored for short durations.
  
  

Each of these providers processes data only as necessary to provide their services to us and is required to handle data in accordance with applicable data protection laws.

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4.2 Third-Party Business Partners

We may share aggregated, de-identified, or pseudonymized data with third-party business partners for purposes including analytics, market research, advertising, product development, and other commercial purposes.

This data may include aggregated usage trends, product pricing trends, domain-level statistics, and anonymized behavioral patterns.

Such shared data will not include your name, email address, or other directly identifying information unless you have provided explicit, separate consent.

We may also share personal information with third-party partners where:

• You have provided prior consent, or
  
  
• We have a legitimate business interest and provide you with notice and an opportunity to opt out.
  
  

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4.3 Legal and Compliance

We may disclose your information if required to do so by law or in the good faith belief that such action is necessary to:

• Comply with a legal obligation, court order, or legal process
  
  
• Protect and defend our rights or property
  
  
• Prevent or investigate possible wrongdoing related to the Service
  
  
• Protect the safety of users or the public
  
  

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4.4 Business Transfers

If we are involved in a merger, acquisition, bankruptcy, reorganization, or sale of assets, your information may be transferred as part of that transaction.

We will notify you via email and/or a prominent notice on our website if there is any change in ownership or use of your personal information.

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5. Data Storage and Security

5.1 Where We Store Your Data

• Databases: Account and price check data are stored in PostgreSQL databases hosted on secure cloud infrastructure.
  
  
• File Storage: Profile pictures and product images are stored in Amazon S3 (EU West 1 region).
  
  
• Caching: Temporary search results and processing data are stored in Redis with time-limited expiration ranging from 15 minutes to 1 hour.
  
  

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5.2 Security Measures

We implement industry-standard security measures including:

• HTTPS encryption for all data in transit
  
  
• Firebase Authentication with secure token validation
  
  
• Rate limiting (100 requests per hour for anonymous users and 1,000 requests per hour for authenticated users)
  
  
• Role-based administrative access controls
  
  
• Secure cloud infrastructure with monitoring and access restrictions
  
  

While we strive to protect your personal information, no method of transmission over the Internet or electronic storage is completely secure, and we cannot guarantee absolute security.

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6. Data Retention

• Account Data: Retained while your account remains active. If you delete your account, we will delete or anonymize your personal data within 30 days unless legally required to retain it.
  
  
• Price Check Data: Retained for the lifetime of your account to provide historical comparison data.
  
  
• Cached Data: Temporary search results are automatically deleted after their cache expiration period.
  
  
• AI/ML Embeddings: Product embeddings may be retained in anonymized form to improve product matching accuracy.
  
  
• Aggregated Data: De-identified and aggregated data may be retained indefinitely for analytics and service improvement.
  
  

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7. Google User Data

If you sign in with Google, our use of information received from Google APIs complies with the Google API Services User Data Policy, including the Limited Use requirements.

Specifically:

• We only request access to the Google user data necessary to provide the Service.
  
  
• We do not use Google user data for advertising.
  
  
• We do not sell Google user data to third parties.
  
  
• We do not use Google user data for unrelated purposes.
  
  
• Human access to Google user data is limited to security, compliance, or operation of the Service.
  
  

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8. Your Rights and Choices

8.1 Access and Portability

You may access your personal information through your profile, settings, and price check history.

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8.2 Correction

You may update your profile information and preferences at any time within the Service.

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8.3 Deletion

You may request deletion of your account by contacting us at the email address listed in Section 13. Personal data will be deleted or anonymized within 30 days.

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8.4 Opt-Out of Data Sharing

You may opt out of data sharing with third-party business partners by contacting us at the email listed in Section 13.

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8.5 Withdraw Consent

If processing is based on consent, you may withdraw that consent at any time.

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8.6 EEA and UK Residents

If you are located in the EEA or UK, you have additional rights under the GDPR, including:

• The right to request restriction of processing
  
  
• The right to object to processing
  
  
• The right to lodge a complaint with your data protection authority
  
  

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8.7 California Residents

If you are a California resident, you have additional rights under the California Consumer Privacy Act (CCPA), including:

• The right to know what personal information we collect
  
  
• The right to request deletion of your personal information
  
  
• The right to opt out of the sale of personal information
  
  
• The right to receive equal service regardless of exercising your rights
  
  

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9. Children’s Privacy

The Service is not directed to children under the age of 16.

We do not knowingly collect personal information from children under 16. If we become aware that such data has been collected, we will delete it promptly.

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10. International Data Transfers

Your information may be transferred to and processed in countries other than your country of residence, including the United States and countries within the European Union.

When we transfer data internationally, we implement appropriate safeguards such as standard contractual clauses.

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11. Cookies and Tracking

The Service primarily operates as a browser extension and API.

We use minimal tracking technologies including:

• Authentication tokens stored locally to maintain your session
  
  
• Cached preferences stored locally for performance
  
  

We do not use third-party advertising cookies or tracking pixels within the extension.

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12. Changes to This Privacy Policy

We may update this Privacy Policy from time to time.

When material changes occur we will:

• Update the “Last Updated” date
  
  
• Notify users through email or a notice within the Service
  
  
• Obtain consent where required by law
  
  

Continued use of the Service after changes become effective constitutes acceptance of the updated Privacy Policy.

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13. Contact Us

If you have questions about this Privacy Policy, please contact us:

Capisoft

Email: privacy@checktheprice.app

Website: https://checktheprice.com

For data protection inquiries in the EEA, you may contact us at the email address above.

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14. Legal Bases for Processing (GDPR)

If you are located in the European Economic Area or the United Kingdom, we process your personal data under the following legal bases in accordance with the General Data Protection Regulation (GDPR):

• Performance of Contract: We process personal data necessary to provide the Service, including processing price check requests, managing your account, authenticating users, and applying your preferences.
  
  
• Legitimate Interest: We process certain data to improve and maintain the Service, including AI and machine learning product matching, embedding generation, aggregate analytics, fraud prevention, abuse detection, and enforcing rate limits.
  
  
• Consent: In some situations, such as sharing data with third-party business partners or enabling optional features, we rely on your consent. You may withdraw consent at any time.
  
  

Legal Obligation: We may process personal data where necessary to comply with applicable laws, regulations, court orders, or legal processes.