Phone Stack

Privacy Policy

Last updated: June 1, 2025

1. Introduction

Phone Stack, Inc. ("Phone Stack," "we," "us," or "our") is committed to protecting your privacy. This Privacy Policy explains how we collect, use, disclose, and safeguard your information when you use our AI cold calling platform, website, and related services (collectively, the "Service").

2. Information We Collect

Account Information

When you create an account, we collect your name, email address, company name, phone number, and billing information. This information is necessary to provide our Service.

Contact Data

You may upload contact lists containing names, phone numbers, email addresses, company names, and other business information for use in your calling campaigns. You are responsible for ensuring you have the right to use this contact data for outbound calling.

Call Recordings and Transcripts

Our Service records phone calls made through the platform. These recordings are transcribed and analyzed by AI to generate call summaries, sentiment analysis, and campaign analytics. Call recordings are stored securely and retained according to the retention schedule described below.

Usage Data

We automatically collect information about how you use our Service, including pages visited, features used, campaign configurations, and performance metrics. We use cookies and similar technologies for analytics and to improve the Service.

3. How We Use Your Information

We use the information we collect to:

  • Provide, maintain, and improve our Service
  • Process your calling campaigns and generate analytics
  • Train and improve our AI models (using aggregated, de-identified data only)
  • Send you service-related communications
  • Process payments and manage your subscription
  • Comply with legal obligations, including TCPA and DNC regulations
  • Detect and prevent fraud, abuse, and security incidents

4. Call Recording and TCPA Compliance

Phone Stack records all calls made through the platform for quality assurance, compliance, and analytics purposes. Our Service automatically provides appropriate disclosures regarding call recording as required by applicable state and federal law. You are responsible for complying with all applicable telemarketing laws, including the Telephone Consumer Protection Act (TCPA) and state-specific regulations.

5. Data Retention

We retain your data as follows:

  • Account data: Retained for the duration of your account plus 30 days after deletion
  • Call recordings: Retained for 90 days by default, configurable up to 1 year
  • Call transcripts and summaries: Retained for the duration of your account
  • Contact data: Retained for the duration of your account, deleted within 30 days of account closure
  • Analytics data: Retained in aggregated, de-identified form indefinitely

6. Data Sharing

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

  • Service providers: Third-party services that help us operate (cloud hosting, payment processing, telephony providers, AI model providers)
  • Legal compliance: When required by law, subpoena, or legal process
  • Business transfers: In connection with a merger, acquisition, or sale of assets

7. Data Security

We implement industry-standard security measures to protect your data, including encryption in transit (TLS 1.3) and at rest (AES-256), access controls, audit logging, and regular security assessments. However, no method of transmission or storage is 100% secure.

8. Your Rights

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

  • Access your personal data
  • Correct inaccurate data
  • Delete your data
  • Export your data in a portable format
  • Opt out of certain data processing activities

To exercise these rights, contact us at privacy@phonestack.com.

9. Cookies

We use cookies and similar technologies for analytics (Google Analytics), session management, and to improve your experience. You can control cookie preferences through your browser settings.

10. Children's Privacy

Our Service is not directed to individuals under 18. We do not knowingly collect information from children.

11. Changes to This Policy

We may update this Privacy Policy from time to time. We will notify you of material changes by posting the updated policy on our website and updating the "Last updated" date.

12. Contact Us

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

Phone Stack, Inc.
Email: privacy@phonestack.com
San Francisco, CA, United States