Last updated: 2025-09-09
This Privacy Policy describes how One More Letter (“we,” “us,” “our”) collects, uses, and protects your information when you use our Service.
One More Letter is operated by Zettlify LLC, registered in Singapore.
We are committed to protecting your privacy. This Privacy Policy explains how we collect, use, disclose, and safeguard your information when you use our AI-powered emotional letter generation and delivery service.
By using our Service, you agree to the collection and use of information in accordance with this Privacy Policy.
We may collect the following personal information:
We automatically collect certain technical information:
Users are responsible for complying with applicable laws regarding the collection, sharing, or content of information they provide.
We use your information for the following purposes:
Your personal information and memories are processed by our AI system (Azure OpenAI GPT-4.1) to generate authentic, personalized letters in secure environments with appropriate safeguards.
AI-generated letters are for personal use only and do not constitute professional therapy, counseling, or medical advice. Personal information is not used to train AI models outside of letter generation.
We do not sell, trade, or otherwise transfer your personal information to third parties, except:
All service providers are contractually bound to protect your information and use it only for the specified purposes.
We implement appropriate technical and organizational security measures to protect your personal information against unauthorized access, alteration, disclosure, or destruction.
We retain your personal information only as long as necessary to provide our services and fulfill the purposes outlined in this Privacy Policy. Letter content and associated data are stored securely and may be retained for service improvement purposes.
You may request deletion of your data at any time, subject to legal retention requirements.
Depending on your location, you may have the right to access, correct, delete, or restrict the processing of your personal information. You may also withdraw consent and request data portability.
To exercise these rights, please contact us at [email protected].
We use essential cookies and similar technologies to provide and improve our service. These include:
You can control cookie preferences through your browser settings.
Your information may be transferred to and processed in countries other than your country of residence. We ensure appropriate safeguards are in place to protect your information during such transfers.
Our Service is not intended for children under 13 years of age. We do not knowingly collect personal information from children under 13. If you become aware that a child has provided us with personal information, please contact us immediately.
We may update this Privacy Policy from time to time. Changes will be posted on this page with an updated “Last updated” date.
We encourage you to review this Privacy Policy periodically for any updates.
If you have any questions about this Privacy Policy or our data practices, please contact us at [email protected].
Users are solely responsible for their accounts, login credentials, and all activity under their accounts. Do not share your password and notify us immediately if you suspect unauthorized access.