Welcome to LeMingle! By installing, accessing, or using the LeMingle browser extension (the "Extension"), you agree to be bound by these Terms of Service (the "Terms"). If you do not agree to these Terms, please do not use the Extension.
1. Description of Service
LeMingle is a browser extension that provides:
- Intelligent Highlighting: Automatically highlights valuable language expressions on web pages
- Learning Cards: Provides definitions, pronunciation, and examples
- Collection Management: Save and organize phrases you want to learn
- Cloud Sync: Synchronize your data across devices (requires account)
- AI Features: Smart recommendations and example generation (optional)
2. Account Registration
2.1 Account Creation
To use cloud synchronization features, you must create an account by providing:
- A valid email address
- A secure password
2.2 Account Security
You are responsible for:
- Maintaining the confidentiality of your password
- All activities that occur under your account
- Notifying us immediately of any unauthorized access
2.3 Age Requirement
You must be at least 13 years old to create an account. If you are under 18, you must have parental consent.
3. Acceptable Use
3.1 Permitted Use
You may use the Extension for:
- Personal language learning
- Educational purposes
- Professional development
3.2 Prohibited Use
You may NOT:
- ❌ Use the Extension for illegal activities
- ❌ Attempt to reverse engineer or modify the Extension
- ❌ Abuse or overload our servers
- ❌ Share your account credentials with others
- ❌ Use automated tools to access the service
- ❌ Violate any applicable laws or regulations
4. User Content
4.1 Your Content
"User Content" means any phrases, notes, or data you save using the Extension.
You retain all rights to your User Content.
4.2 License to Us
By using the Extension, you grant us a limited license to:
- Store your User Content on our servers
- Sync your User Content across your devices
- Display your User Content back to you
We will NOT:
- ❌ Use your User Content for advertising
- ❌ Sell your User Content to third parties
- ❌ Publicly display your User Content
- ❌ Use your User Content to train AI models without consent
4.3 Content Responsibility
You are responsible for your User Content and warrant that:
- You own or have the right to use the content
- Your content does not infringe on others' rights
- Your content complies with these Terms
5. Intellectual Property
5.1 Our Rights
The Extension and all its content, features, and functionality (including software, text, graphics, logos, icons, images) are owned by us or our licensors and are protected by copyright, trademark, and other intellectual property laws.
5.2 Trademarks
"LeMingle" and related logos are our trademarks. You may not use these trademarks without our written permission.
5.3 Feedback
If you provide us with feedback, suggestions, or ideas, we may use them freely without any obligation to you.
6. Third-Party Services
6.1 Integrated Services
The Extension integrates with third-party services:
- Supabase: Data storage and synchronization
- OpenAI: AI features (optional)
- Web Speech API: Text-to-speech
These services have their own terms of service and privacy policies. Your use of these features indicates acceptance of their terms.
6.2 Third-Party Websites
The Extension works on third-party websites. We are not responsible for:
- The content of those websites
- Their privacy practices
- Their terms of service
7. AI Usage Quotas
7.1 Free Tier
Free accounts include:
- Limited AI requests per day
- Basic highlighting features
- Cloud synchronization
7.2 Quota Limits
If you exceed your daily quota:
- AI features will be temporarily disabled
- Basic features will continue to work
- Your quota resets daily at midnight UTC
7.3 Fair Use
We reserve the right to limit or suspend accounts that:
- Abuse the service
- Use automated tools
- Exceed reasonable usage patterns
8. Service Availability
8.1 No Guarantee
We provide the Extension "as is" without guarantees of:
- Uninterrupted availability
- Error-free operation
- Specific results or outcomes
8.2 Maintenance
We may:
- Perform scheduled maintenance
- Make updates or changes to the Extension
- Temporarily suspend the service for technical reasons
We will provide notice when possible, but are not obligated to do so.
9. Disclaimer of Warranties
THE EXTENSION IS PROVIDED "AS IS" AND "AS AVAILABLE" WITHOUT WARRANTIES OF ANY KIND, EITHER EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO:
- ❌ Warranties of merchantability
- ❌ Fitness for a particular purpose
- ❌ Non-infringement
- ❌ Accuracy or reliability of content
10. Limitation of Liability
TO THE MAXIMUM EXTENT PERMITTED BY LAW, WE SHALL NOT BE LIABLE FOR:
- ❌ Indirect, incidental, or consequential damages
- ❌ Loss of data, profits, or business opportunities
- ❌ Service interruptions or errors
- ❌ Third-party actions or content
OUR TOTAL LIABILITY SHALL NOT EXCEED $10 USD OR THE AMOUNT YOU PAID US IN THE PAST 12 MONTHS, WHICHEVER IS GREATER.
11. Indemnification
You agree to indemnify and hold us harmless from any claims, damages, or expenses arising from:
- Your use of the Extension
- Your violation of these Terms
- Your violation of any rights of others
- Your User Content
12. Data and Privacy
12.1 Privacy Policy
Your use of the Extension is also governed by our Privacy Policy, which is incorporated into these Terms by reference.
12.2 Data Backup
While we perform regular backups, you are responsible for maintaining your own backups of important data.
12.3 Account Deletion
If you delete your account:
- Your cloud data will be permanently deleted within 30 days
- Local data will remain on your device until you uninstall the Extension
- This action cannot be undone
13. Termination
13.1 By You
You may stop using the Extension at any time by:
- Uninstalling the Extension
- Deleting your account
13.2 By Us
We may suspend or terminate your access if:
- You violate these Terms
- You abuse the service
- Required by law
- We discontinue the service
13.3 Effect of Termination
Upon termination:
- Your right to use the Extension ends immediately
- Your cloud data may be deleted
- Sections that should survive termination (e.g., liability limitations) will remain in effect
14. Changes to Terms
14.1 Updates
We may update these Terms from time to time. We will notify you by:
- Updating the "Last Updated" date
- Showing a notification in the Extension
- Sending an email (if you provided one)
14.2 Acceptance
Continued use of the Extension after changes constitutes acceptance of the new Terms. If you do not agree, you must stop using the Extension.
15. Dispute Resolution
15.1 Governing Law
These Terms are governed by the laws of [Your Jurisdiction], without regard to conflict of law principles.
15.2 Arbitration
Any disputes shall be resolved through binding arbitration rather than in court, except for:
- Small claims court matters
- Intellectual property disputes
- Injunctive relief
15.3 Class Action Waiver
You agree to resolve disputes individually, not as part of a class action or representative proceeding.
16. General Provisions
16.1 Entire Agreement
These Terms, together with our Privacy Policy, constitute the entire agreement between you and us.
16.2 Severability
If any provision is found unenforceable, the remaining provisions will remain in effect.
16.3 No Waiver
Our failure to enforce any right or provision does not constitute a waiver of that right or provision.
16.4 Assignment
You may not assign these Terms without our consent. We may assign these Terms to any successor or affiliate.
16.5 Force Majeure
We are not liable for delays or failures due to circumstances beyond our reasonable control (e.g., natural disasters, wars, pandemics).
17. Contact Us
For questions about these Terms:
- Email: qiangkong_ai@163.com
- GitHub: https://github.com/Frank-Pu/LeMingle/issues
Thank you for using LeMingle!
We are committed to providing a high-quality language learning experience.
These Terms of Service are available in English. In case of conflicts between translations, the English version shall prevail.