1. Information We Collect

Information You Provide

When you use smplst, we collect information you provide directly:

• Phone Number: Required for SMS-based lst management and account verification
• Username: Optional, for identifying yourself to other users when collaborating
• Email Address: Optional, for account recovery and notifications
• Lst Content: Items and lsts you create through SMS or web interface

Automatically Collected Information

• SMS Messages: Content of text messages you send to and receive from our service
• Usage Data: How you interact with the Service, including commands used and features accessed
• Device Information: Browser type, operating system, and device identifiers when using the web interface
• Log Data: IP address, access times, and pages viewed

2. How We Use Your Information

We use the information we collect to:

• Provide, maintain, and improve the Service
• Process and respond to your SMS commands
• Send you service-related notifications and updates
• Enable list sharing and collaboration features
• Verify your identity and prevent fraud
• Comply with legal obligations
• Analyze usage patterns to improve user experience

3. Information Sharing

We do not sell your personal information. We may share your information in the following circumstances:

• With Other Users: When you choose to share lsts, your username and shared content is visible to collaborators
• Service Providers: We use Twilio for SMS delivery and Base44 for hosting. These providers access your data only to perform services on our behalf
• Legal Requirements: We may disclose information to comply with laws, regulations, legal processes, or governmental requests
• Business Transfers: In the event of a merger, sale, or acquisition, your information may be transferred

4. SMS Privacy

When you opt in to receive SMS messages from smplst:

• We collect and store all SMS messages you send to our service number
• We send automated responses based on your commands
• We do not share your SMS message content with third parties except as required to provide the Service (e.g., Twilio for message delivery)
• You can opt out at any time by texting "STOP" to our service number
• Message and data rates may apply based on your mobile carrier plan
• We do not share or sell your mobile data: Your phone number, SMS content, and mobile usage data are never sold to third parties or used for marketing purposes outside of providing the smplst service

For more details, see our SMS Consent Policy.

5. Data Security

We implement reasonable security measures to protect your information from unauthorized access, alteration, disclosure, or destruction. However, no method of transmission over the internet or electronic storage is 100% secure. We cannot guarantee absolute security.

6. Data Retention

We retain your information for as long as your account is active or as needed to provide the Service. You may request deletion of your account and associated data at any time. Note that we may retain certain information as required by law or for legitimate business purposes.

7. Your Rights and Choices

You have the right to:

• Access: Request a copy of your personal information
• Correction: Update or correct inaccurate information
• Deletion: Request deletion of your account and data
• Opt-Out: Unsubscribe from SMS messages by texting "STOP"
• Data Portability: Export your lsts and data

8. Children's Privacy

The Service is not intended for children under 13 years of age. We do not knowingly collect personal information from children under 13. If we learn we have collected information from a child under 13, we will delete it promptly.

9. Third-Party Services

The Service uses third-party services with their own privacy policies:

• Twilio: SMS message delivery (Privacy Policy)
• Base44: Platform hosting and infrastructure

10. International Users

If you are accessing the Service from outside the United States, please be aware that your information may be transferred to, stored, and processed in the United States. By using the Service, you consent to this transfer.

11. Changes to This Policy

We may update this Privacy Policy from time to time. We will notify you of material changes via SMS or email. The "Last updated" date at the top indicates when the policy was last revised.

12. Contact Us

If you have questions about this Privacy Policy or your personal information, please contact us through our website.