Terms of Service

1. Acceptance of Terms

By accessing or using EasTongue's AI-powered language learning platform (the "Service"), you agree to be bound by these Terms of Service ("Terms"). If you do not agree to these Terms, please do not use our Service.

2. Description of Service

EasTongue provides an AI-powered language learning platform that includes:

• Interactive AI conversation practice in multiple languages
• Scene-based learning scenarios and dialogues
• Real-time translation services
• Voice recognition and text-to-speech technology
• Progress tracking
• Learning maps and structured curriculum

3. User Accounts and Registration

3.1 Account Creation

To access certain features of our Service, you must create an account. You agree to provide accurate, current, and complete information during registration.

3.2 Account Security

• You are responsible for maintaining the security of your account credentials
• You must notify us immediately of any unauthorized access to your account
• You are liable for all activities that occur under your account

3.3 Age Requirements

You must be at least 13 years old to use our Service. Users under 18 must have parental consent.

4. Subscription Plans and Billing

4.1 Free and Paid Plans

• We offer both free and paid subscription plans with different feature sets and usage limits
• Free plans have monthly usage limitations for AI conversations and translations
• Paid plans provide expanded access and premium features

4.2 Billing Terms

• Subscription fees are billed monthly in advance
• All fees are non-refundable except as specified in our Refund Policy
• We reserve the right to change pricing with 30 days advance notice
• Failure to pay fees may result in service suspension or termination

5. Acceptable Use Policy

5.1 Permitted Use

You may use our Service for personal language learning purposes in accordance with these Terms.

5.2 Prohibited Activities

You agree not to:

• Use the Service for any illegal or unauthorized purpose
• Attempt to reverse engineer, decompile, or hack our AI systems
• Upload content that is offensive, harmful, or violates others' rights
• Spam, harass, or abuse other users or our support team
• Circumvent usage limitations or access controls
• Use automated tools to extract data or overwhelm our systems
• Share your account credentials with others

6. Intellectual Property Rights

6.1 Our Content

All content, features, and functionality of our Service, including AI models, learning materials, software, and user interfaces, are owned by EasTongue and protected by intellectual property laws.

6.2 User Content

You retain ownership of content you create, but grant us a license to use, process, and analyze your learning data to improve our Service and AI models.

6.3 Voice Data

Voice recordings are processed locally in your browser and are not stored on our servers or used for AI training purposes, in accordance with our Privacy Policy.

7. AI Service Limitations

You acknowledge that our AI-powered features:

• May not always provide perfect translations or language feedback
• Are intended for educational purposes and should not replace professional language instruction
• May experience occasional downtime or performance issues
• Are continuously improving but may contain errors or limitations

8. Privacy and Data Protection

Your privacy is important to us. Please review our Privacy Policy, which explains how we collect, use, and protect your information and learning data.

9. Service Availability and Modifications

• We strive to maintain high service availability but cannot guarantee uninterrupted access
• We may modify, suspend, or discontinue features with reasonable notice
• Scheduled maintenance will be announced in advance when possible
• We reserve the right to impose usage limits to ensure fair access for all users

10. Disclaimers and Limitation of Liability

10.1 Service Disclaimers

THE SERVICE IS PROVIDED "AS IS" WITHOUT WARRANTIES OF ANY KIND. WE DISCLAIM ALL WARRANTIES, EXPRESS OR IMPLIED, INCLUDING MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE, AND NON-INFRINGEMENT.

10.2 Limitation of Liability

TO THE MAXIMUM EXTENT PERMITTED BY LAW, EASTONGUE SHALL NOT BE LIABLE FOR ANY INDIRECT, INCIDENTAL, SPECIAL, OR CONSEQUENTIAL DAMAGES ARISING FROM YOUR USE OF THE SERVICE.

11. Termination

11.1 Termination by You

You may terminate your account at any time through your account settings or by contacting us.

11.2 Termination by Us

We may suspend or terminate your account if you violate these Terms or for other legitimate business reasons.

11.3 Effect of Termination

Upon termination, your access to the Service will cease, and we may delete your account data in accordance with our data retention policies.

12. Governing Law and Disputes

These Terms are governed by the laws of [Your Jurisdiction]. Any disputes will be resolved through binding arbitration or in the courts of [Your Jurisdiction].

13. Changes to Terms

We may update these Terms from time to time. We will notify users of material changes via email or through the Service. Continued use after changes constitutes acceptance of the new Terms.

14. Contact Information

If you have questions about these Terms, please contact us at: