Terms of Service

01 Acceptance of Terms

Welcome to Duolingo DuoHacker! These Terms of Service govern your use of the DuoHacker userscript ("the Service"). By installing or using DuoHacker, you agree to these Terms. If you do not agree, you may not access or use the Service.

By accessing or using DuoHacker, you agree to:

• These Terms of Service;
• Any applicable laws or regulations related to your use of the Service.

We reserve the right to update or modify these Terms at any time without prior notice. Continued use of the Service signifies your acceptance of any updates.

02 Service Overview

Duolingo DuoHacker is a third-party userscript designed to automate and enhance user experiences on Duolingo. Compatible with Chrome, Firefox, Edge, Opera, Safari, and Brave via Tampermonkey / Violentmonkey.

03 Disclaimer of Affiliation

Duolingo DuoHacker is not affiliated with, endorsed by, or supported by Duolingo, Inc. in any way. Duolingo and its associated trademarks are the property of Duolingo, Inc. Use DuoHacker at your own discretion and risk.

04 User Responsibilities

By using the Service, you agree to:

• Use DuoHacker responsibly and in accordance with applicable laws;
• Not use the Service for malicious or unethical purposes;
• Understand that using third-party tools may violate Duolingo's Terms of Service and could result in account suspension or bans;
• Accept full responsibility for any bans, account suspensions, or legal consequences resulting from the use of DuoHacker.

05 Free & Open Access

✅ DuoHacker is completely free. All features are available at no cost — no paid plans, no premium tiers, no subscriptions.

The userscript is distributed freely through Greasy Fork and GitHub. You do not need to pay anything to access any feature.

• No payment is required to install or use DuoHacker;
• All features are unlocked for every user equally;
• We do not accept payments or donations through the script itself.

06 Intellectual Property & License

DuoHacker is licensed under Creative Commons BY-NC-ND 4.0. This means you may not:

• Use DuoHacker for commercial purposes;
• Modify, transform, or build upon the script;
• Redistribute or republish the script without explicit permission from the DuoHacker Team.

07 Limitation of Liability

To the fullest extent permitted by law:

• DuoHacker is provided "AS IS" without warranties of any kind;
• We are not liable for any account bans, suspensions, or other penalties arising from the use of the Service;
• We are not responsible for any direct, indirect, incidental, or consequential damages;
• We will not take any responsibility or action in the event of legal issues resulting from your use of DuoHacker.

08 Prohibited Activities

You may not:

• Reverse engineer, copy, or redistribute the DuoHacker script;
• Use the Service for illegal purposes, including fraud or exploitation;
• Publish modified versions of DuoHacker under the same or similar name;
• Sell, monetize, or charge others for access to DuoHacker or any modified version of it.

09 Termination

We reserve the right to suspend or terminate your access to the Service at any time if you:

• Violate these Terms;
• Engage in abusive or malicious behavior.

10 Privacy

By using DuoHacker, you agree to our collection of necessary data to operate the Service. Your information will not be sold or shared with third parties. The script connects to:

• duolingo.com and related subdomains — core Duolingo API
• api.duohacker.io.vn — script verification & support
• assets.duohacker.io.vn — script assets & resources
• font.duohacker.io.vn — custom fonts
• raw.githubusercontent.com — script update checks

11 Governing Law

These Terms shall be governed by and construed in accordance with the laws of the European Union (EU).

12 Contact Us

If you have any questions or concerns about these Terms, please contact us via:

• GitHub: github.com/DuoHacker/DuoHacker
• Discord: duohacker.io.vn/discord
• Greasy Fork: greasyfork.org/scripts/561041