Privacy Policy

Last updated: February 20, 2026

Introduction

Sentenly ('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 professional message rewriting service.

Information We Collect

Account Information

When you create an account, we collect your email address and authentication details through Firebase Authentication.

Usage Data

We collect information about how you use our service, including the messages you translate, context settings, and credit usage.

Content Data

The text content you submit for translation is temporarily processed by our AI service (OpenAI) and is not stored permanently on our servers.

How We Use Your Information

To provide and maintain our translation service
To process your translations and apply context-aware adjustments
To manage your account and credits
To communicate with you about service updates and support
To improve our service and develop new features

Data Storage and Security

We use industry-standard security measures to protect your data. Your account information is stored securely using Firebase, and payment information is processed through Stripe's secure payment infrastructure. We do not store your credit card details.

Third-Party Services

We use the following trusted third-party services:

Firebase: Authentication and database services
OpenAI: AI-powered translation processing
Stripe: Secure payment processing

Your Rights (GDPR Compliance)

Right to access your personal data
Right to correct inaccurate data
Right to delete your account and data
Right to restrict processing
Right to data portability
Right to object to processing

Cookies and Tracking

We use essential cookies for authentication and service functionality. We do not use advertising or tracking cookies.

Data Retention

We retain your account information as long as your account is active. Translation content is not permanently stored. You can request account deletion at any time.

International Data Transfers

Your data may be transferred to and processed in countries outside your residence. We ensure appropriate safeguards are in place for international data transfers.

Children's Privacy

Our service is not intended for users under 16 years of age. We do not knowingly collect information from children.

Changes to This Privacy Policy

We may update this Privacy Policy periodically. We will notify you of significant changes via email or through our service.

Contact Us

If you have questions about this Privacy Policy or wish to exercise your rights, please contact us:

Email: inbox@sentenly.com