PRIVACY POLICY

Last Updated: January 6, 2026

Who We Are

AppQuartex.ai ("we," "us," "our") operates the website appquartex.ai and provides AI-powered tools for building enterprise internal applications.

Fourth Nexus LLC

11336 N 5500 W

Highland UT 84003

privacy@appquartex.ai

Information We Collect

When you create an account or use our services, we collect:

  • Email address
  • Account credentials
  • Usage data (pages visited, features used, timestamps, IP address, browser type, device information)

How We Use Your Information

We use this information to:

  • Provide and maintain the service
  • Authenticate users and maintain account security
  • Communicate with you about your account and our services
  • Analyze and improve our platform
  • Detect and prevent fraud or abuse
  • Comply with legal obligations

Legal Basis for Processing (GDPR)

We process your data based on:

  • Contract performance (providing the service you signed up for)
  • Legitimate interests (improving our platform, preventing fraud, system security)
  • Your consent (where required by law)
  • Legal obligations (compliance with applicable laws)

Third-Party Services

We use third-party service providers to operate our platform, including:

  • Analytics services to understand platform usage and improve our services.
  • Artificial intelligence service providers to power platform features. When you use AI-powered features, your inputs and data may be processed by these providers. The specific AI provider used depends on your account configuration and preferences.
  • Infrastructure and hosting providers to store and process data.

A detailed list of our sub-processors and their data handling practices is available below .

Cookies and Tracking Technologies

When you visit or log in to our website, cookies and similar technologies may be used by our online data partners or vendors to associate these activities with other personal information they or others have about you, including by association with your email. We (or service providers on our behalf) may then send communications and marketing to these email addresses. You may opt out of receiving this advertising by visiting https://app.retention.com/optout .

You can also manage cookie preferences through your browser settings, though this may affect site functionality.

Data Storage and Security

Your data is stored and processed in the United States. We implement industry-standard security measures including encryption, access controls, and regular security assessments. However, no system is completely secure, and we cannot guarantee absolute security.

Data Sharing

We do not sell your personal information. We share data only with:

  • Service providers acting on our behalf (see Sub-Processors list)
  • As required by law or legal process
  • To protect our rights, safety, or property
  • With your explicit consent

Your Rights

Depending on your location, you may have the right to:

  • Access your personal data
  • Correct inaccurate data
  • Request deletion of your data
  • Object to or restrict certain processing
  • Data portability (receive your data in a structured format)
  • Withdraw consent (where processing is based on consent)
  • Lodge a complaint with a supervisory authority

To exercise these rights, contact us at privacy@appquartex.ai .

Data Retention

  • Account information: Retained until you request account deletion
  • Usage data: Retained for 24 months for analytics and system improvement
  • Backup data: May be retained for up to 90 days after deletion for disaster recovery

Upon account deletion, we will delete or anonymize your personal data within 30 days, except where retention is required by law.

International Data Transfers

If you access our services from outside the United States, your information will be transferred to, stored, and processed in the US. The US may have different data protection laws than your jurisdiction. By using our services, you consent to this transfer.

For EU/EEA users, we rely on Standard Contractual Clauses and other appropriate safeguards for international transfers.

Children's Privacy

Our services are not intended for individuals under 18 years of age. We do not knowingly collect data from children. If you believe we have collected information from a child, please contact us immediately.

California Privacy Rights (CCPA/CPRA)

California residents have additional rights, including:

  • Right to know what personal information is collected, used, and shared
  • Right to delete personal information
  • Right to opt out of "sale" or "sharing" of personal information
  • Right to correct inaccurate information
  • Right to limit use of sensitive personal information

We do not sell personal information as defined by California law.

To exercise these rights, contact us at privacy@appquartex.ai . We will verify your identity before processing requests.

Changes to This Policy

We may update this policy from time to time. We will notify active users of material changes via email at least 30 days before the changes take effect. Continued use of our services after changes constitutes acceptance.

Contact Us

For privacy questions or to exercise your rights including EU/EEA users:

Email: privacy@appquartex.ai

SUB-PROCESSORS AND THIRD-PARTY SERVICES

Last Updated: January 6, 2026

This document lists the third-party service providers ("sub-processors") that AppQuartex.ai uses to deliver our services. We will provide 30 days' notice before adding new sub-processors that handle customer data.

Artificial Intelligence Providers

AppQuartex.ai supports multiple AI providers. The provider used for your account depends on your configuration and preferences.

Provider Service Data Residency Purpose Data Processing Agreement
AWS Bedrock Various models (Claude, Nova, etc.) US AI-powered features AWS Bedrock Data Protection

Data Handling by AI Providers

  • AWS Bedrock: Does not use customer inputs for model training. Data residency configurable by region.

Your inputs to AI features are sent to the configured provider for processing. You can view and change your AI provider preference in account settings.

Infrastructure and Hosting

Provider Service Data Residency Purpose
Amazon Web Services (AWS) Cloud hosting US (us-east-1) Application hosting, database, file storage

Analytics and Monitoring

Provider Service Data Residency Purpose
Google Analytics Web analytics US Platform analytics, performance monitoring, usage tracking
HubSpot CRM and marketing automation US CRM, marketing analytics, customer engagement tracking
FullStory Session analytics US User experience analytics, session replay, behavior analysis
RB2B Visitor identification US B2B visitor identification and analytics
Crisp Customer messaging EU/US Customer support chat, user communications

Authentication and Security

Provider Service Data Residency Purpose
Auth0 Identity management US User authentication, SSO, identity verification

Data Processing Agreements

We have executed data processing agreements (DPAs) with all sub-processors that handle customer data. These agreements ensure:

  • Sub-processors act only on our instructions
  • Appropriate security measures are maintained
  • Assistance with data subject requests
  • Notification of data breaches
  • Restrictions on further sub-processing

Enterprise customers can request copies of relevant DPAs by contacting support@appquartex.ai .

Notification of Changes

We will notify you at least 30 days before:

  • Adding new sub-processors that handle customer data
  • Materially changing how existing sub-processors handle data
  • Changing data residency locations

Notifications will be sent via email to your account address. If you object to a new sub-processor, you may terminate your account before the change takes effect.

Your Control Over AI Providers

You can:

  • Select your preferred AI provider(s) in account settings
  • Switch between providers at any time
  • Request that we exclude specific providers from your account
  • Request data residency preferences (where supported by the provider)

support@appquartex.ai to configure provider preferences or for questions about data handling.

Questions

For questions about our sub-processors or data handling practices, contact: