iSub Player User Agreement

Version: V1.1.0

Effective Date: June 6, 2026

Last Updated: July 1, 2026

Welcome to iSub Player! This Agreement is between you and the iSub Player team (hereinafter referred to as "we") regarding the use of iSub Player products and services. Please read this Agreement carefully and confirm that you fully understand and agree before starting to use it.

Operator Information:

If you have any questions about this Agreement, please contact us at isub@hopemach.cn.

I. Scope of the Agreement

1.1 Applicable Subject Scope

This Agreement applies to users (hereinafter referred to as "you" or "user") who use the iSub Player application and related services.

1.2 Agreement Relationship and Conflict Terms

This Agreement includes the iSub Player Privacy Policy, and when you use a specific iSub Player service, that service may have separate agreements or related business rules. Once officially published, the above content constitutes an integral part of this Agreement, and you should also comply with it.

II. About iSub Player Services

2.1 Service Content

iSub Player is a multimedia player application that provides you with the following services:

  1. Media Playback: Supports playback of various video and audio file formats, including HDR video playback
  2. Subtitle Features: Supports loading and displaying external subtitles, built-in subtitle extraction, dual-language subtitle display
  3. Media Library Management: Importing, categorizing, and managing local media files
  4. Favorites: Subtitle favorites, word favorites, favorites folder management, and folder encryption
  5. Subtitle AI Analysis: This app only provides an entry point to access third-party AI services; relevant data processing is handled by the corresponding service providers.
  6. Advertising Services: Non-Pro users will see splash ads and rewarded video ads when using the app. Users can gain temporary Pro experience by watching rewarded video ads. Pro users are not shown any ads.

2.2 Service Modification, Interruption, or Termination

  1. Given the special nature of network services, you agree that we have the right to modify, interrupt, or terminate some or all services at any time.
  2. We need to regularly or irregularly inspect or maintain the platforms or related equipment providing services. If service is interrupted for a reasonable time due to such circumstances, we bear no responsibility.
  3. If any of the following situations occurs, we have the right to interrupt or terminate services to you at any time without notification:
    • You violate the provisions of this Agreement
    • You violate the provisions of relevant laws and regulations

2.3 Data Processing After Service Termination

  1. After service termination, we will delete or anonymize your personal information within a reasonable period (no more than 60 days), except where laws and regulations provide otherwise.
  2. After service termination, we no longer bear the obligation to protect your personal information, but will continue to take security measures to protect your information before deletion.

III. User Behavior Guidelines

3.1 Your Understanding and Guarantee

  1. Your use of iSub Player must comply with the laws and regulations of your country or region, and you must not use iSub Player for any illegal or irregular activities.
  2. The media files you import and play should be content you legally own or have obtained legal authorization for.
  3. You must not use iSub Player to infringe upon others' intellectual property or other legitimate rights.

3.2 Prohibited Behaviors

When using iSub Player services, you must not engage in the following behaviors:

  1. Actions that violate Chinese or your country/region's laws and regulations
  2. Actions that infringe upon others' intellectual property, portrait rights, privacy rights, and other legitimate rights
  3. Actions that disseminate obscene, pornographic, violent, terrorist, or other harmful information
  4. Reverse engineering, disassembling, modifying, or cracking the iSub Player application
  5. Using automated means (such as robots, crawlers, etc.) to access iSub Player services
  6. Obtaining membership benefits through abnormal means or bypassing payment restrictions
  7. Other actions that harm our or other users' legitimate rights

IV. Intellectual Property

4.1 Our Rights

All content contained in the iSub Player application, including but not limited to text, images, software, interface design, layout frameworks, icons, trademarks, etc., are owned by us or our licensors and are protected by copyright law, trademark law, and other intellectual property laws and regulations.

4.2 Your Rights

  1. Content you import and create through iSub Player (such as favorites, playlists, etc.) belongs to you.
  2. Results generated by using translation, AI analysis, and other features are for personal learning and reference only and do not constitute any copyright transfer or authorization. Users bear responsibility for intellectual property disputes arising from improper use of AI-generated content.

4.3 User Content Authorization

  1. Content you import and create through iSub Player (including but not limited to favorites, playlists, subtitle favorites, word favorites, etc.) belongs to you.
  2. To provide you with relevant services, you grant us a non-exclusive license to use, store, and process the above content within the scope of the iSub Player application. This license is limited to the purpose of providing and improving services for you.
  3. You have the right to delete the content you create at any time. After deletion, we will remove relevant data from servers (if synchronized) and local storage within a reasonable period.

4.4 Restrictions

Without our written consent, you must not copy, disseminate, display, modify, or authorize others to use any content in the iSub Player application in any form.

V. Paid Services

5.1 Benefits

iSub Player may provide paid services, and paid users can enjoy specific premium features. Specific paid benefits and prices are subject to in-app display.

Pro users are not shown any ads (splash ads, rewarded video ads, etc.) during the license validity period, enjoying an ad-free experience.

Non-Pro users can choose to gain temporary Pro experience by watching rewarded video ads; specific benefits are subject to in-app display.

Unless laws and regulations provide otherwise, acquired authorization qualifications may be suspended or terminated due to: refunds, fraud, violations, or cracking.

5.2 Purchase and Payment

  1. Paid services may be obtained through in-app store purchases, activation code redemption, etc., subject to the corresponding platform's payment and refund policies.
  2. iOS platform purchases are completed through the Apple App Store in-app purchase system, subject to Apple's payment and refund policies.
  3. The validity of iOS in-app purchases depends on the Apple ID currently signed in. If you switch your Apple ID or sign out, your in-app purchases may become temporarily unavailable; after signing back in with the original Apple ID, the purchase status will be restored automatically.
  4. Android platform purchases are completed through the corresponding app store in-app purchase system, subject to that app store's payment and refund policies.
  5. Activation code purchases are completed through in-app activation code redemption. Once an activation code is used, it cannot be refunded (except where laws and regulations otherwise provide).

5.3 Refunds

  1. iOS platform purchases are subject to the Apple App Store refund policy.
  2. Android platform purchases are subject to the corresponding app store refund policy.
  3. Unless mandatory laws and regulations provide otherwise, for refunds caused by application quality issues, we will actively cooperate in processing; for refunds not caused by quality issues or solely due to personal user reasons, the third-party platform's refund policy applies.

VI. Virtual Property

  1. Definition: Virtual property in this Agreement refers to digital rights such as activation codes and authorization qualifications you obtain through iSub Player.
  2. Ownership: The right to use virtual property belongs to you, but the underlying code, system, etc. of the virtual property belong to us.
  3. Usage Restrictions:
    • Virtual property may only be used within the iSub Player application and cannot be transferred, gifted, lent, or sold to others
    • Virtual property cannot be exchanged for cash or any other form of currency
    • Each activation code can only be bound to a limited number of devices; the specific number is subject to the description at the time of purchase
  4. Expiration Handling: After authorization qualification expires, relevant premium features will no longer be available, but your local data (favorites, playback history, etc.) is not affected.
  5. Recovery: If virtual property is found to have been obtained through fraud, cracking, or other illegal means, we have the right to recover the relevant virtual property and terminate related services.

VII. Minor Protection Terms

7.1 Guardian Guidance and Consent

iSub Player is a multimedia playback and learning assistance tool. If you are a minor under 18, you must use this application and related services under the accompaniment, guidance, and explicit consent of your guardian. Your guardian should fulfill their guardianship duties, assess whether this application is suitable for your physical and mental development, and reasonably arrange your usage time.

7.2 Personal Information and Privacy Protection

  1. We attach great importance to the protection of minors' personal information (especially children under 14). Without the explicit consent of guardians, we do not actively collect unnecessary personal information of minors.
  2. If you are a guardian of a minor, you can contact us to request access, correction, or deletion of the minor's relevant personal information.

7.3 Healthy Usage and Anti-Addiction Tips

We advocate for minors to develop good and healthy online habits, avoiding immersion in virtual spaces. Although iSub Player primarily serves as a local media playback tool, guardians should reasonably limit minors' usage time of this application, avoiding excessive use that affects normal study, life, and physical and mental health. We encourage guardians to use device system-built "Screen Time Management" or "Parental Controls" features to supervise minors' usage behavior.

7.4 Consumption Restrictions and Prohibited Behaviors

We strictly comply with laws and regulations related to minor online protection, do not provide paid services inconsistent with minors' civil capacity, do not induce minors to participate in fan fundraising, voting competitions, and other harmful online activities, and do not provide game account rental services for minors. If you are a minor, please be sure to obtain your guardian's explicit permission before performing any paid operations.

7.5 Legal Responsibility

Minor users and their guardians understand and confirm that all legal consequences and responsibilities arising from minors violating laws and regulations or this Agreement, or from guardians failing to fulfill their guardianship duties, shall be borne by the minor and their guardian in accordance with the law.

VIII. Disclaimer

8.1 Services Provided "As Is"

iSub Player services are provided "as is" and "as available." We do not make any express or implied guarantees regarding the services, including but not limited to timeliness, security, accuracy, and reliability.

8.2 Third-Party Content

  1. Media files played by iSub Player are provided by you, and we bear no responsibility for their legality or accuracy.
  2. AI translation and analysis results are for reference only. We do not guarantee their accuracy and completeness, and you should not use them as official translations or professional advice.
  3. Advertising content displayed in the app comes from third-party advertising platforms (Pangle, GDT). We bear no responsibility for the legality, authenticity, or accuracy of advertising content. If you have questions or complaints about advertising content, please contact the corresponding advertising platform.

8.3 Force Majeure

We bear no responsibility for service interruptions or data loss caused by force majeure (including but not limited to natural disasters, war, strikes, cyber attacks, system failures, etc.).

8.4 Data Backup

You should back up important media files and data yourself. We bear no responsibility for data loss caused by your failure to back up in a timely manner.

IX. Liability for Breach

9.1 Your Liability for Breach

If you violate the provisions of this Agreement, we have the right to take the following measures based on the severity:

  1. Issue a warning notice
  2. Limit or suspend some features
  3. Terminate services to you
  4. Pursue legal responsibility

9.2 Our Liability for Breach

If our fault causes you to suffer direct economic losses, we will bear corresponding compensation liability in accordance with the law, but the compensation amount shall not exceed the total service fees you paid in the 12 months before the incident or the minimum compensation standard stipulated by laws and regulations (whichever is higher).

X. Agreement Changes and Notifications

  1. We have the right to modify this Agreement's terms based on changes in laws and regulations and business development needs.
  2. After Agreement changes, we will notify you in an appropriate manner within the app.
  3. If you continue to use iSub Player services after the Agreement changes, it means you accept the modified Agreement.
  4. If you do not agree with the modified Agreement, you have the right to stop using iSub Player services.

XI. Law Application and Dispute Resolution

11.1 Law Application

The establishment, execution, and interpretation of this Agreement are governed by the laws of the People's Republic of China.

If the mandatory laws of your country or region conflict with this Agreement, those mandatory laws prevail. In such cases, conflicting terms are modified only within your jurisdiction, and the remaining terms of this Agreement continue to be effective.

11.2 Dispute Resolution

  1. Any disputes arising from or related to this Agreement should first be resolved through friendly negotiation between both parties.
  2. If negotiation fails, either party has the right to submit the dispute to the court with jurisdiction at the defendant's location for litigation resolution.

XII. Complaint and Report Channels

  1. If you discover any illegal content or behavior while using iSub Player, or have any complaints or reports about this Agreement and privacy policy, you can contact us through the following methods:
    • Email: isub@hopemach.cn
  2. We will investigate and reply with processing results within 15 business days after receiving complaints or reports.
  3. For reports involving illegal content, we will take deletion, blocking, and other disposal measures after verification.

XIII. Other Terms

13.1 Severability

If any term of this Agreement is determined to be invalid or unenforceable, it does not affect the validity of other terms.

13.2 Entire Agreement

This Agreement (including the iSub Player Privacy Policy) constitutes the entire agreement between you and us regarding the use of iSub Player services, superseding any prior oral or written communications.

13.3 Contact Information

If you have any questions about this Agreement, you can contact us through the following methods:

We will respond to your request within 15 business days.

iSub Player Team