Terms of Service

Last updated: June 3rd, 2025

This Terms of Service (this "Agreement") applies to all applications and services provided by PDF AI Lab, including but not limited to PDF AI, PDF Reader Pro, PDF Reader, PDF Viewer, PDF Editor Pro, and any other current or future software or services ("App(s)" or "Software", and "Service(s)" respectively).

This Agreement forms a binding legal contract between PDF AI Lab ("we", "us", or "our") and you ("you" or "your"), governing your access to and use of our Apps and Services. By downloading, installing, accessing, or using any of our products, you agree to be bound by this Agreement. If you do not agree, you must not use our Apps or Services.

We may revise and update this Agreement from time to time. The latest version will be made available within the relevant App(s). Your continued use after any such update constitutes your acceptance of the revised terms.

1 GENERAL RESTRICTIONS ON USE

1.1 Subject to your compliance with this Agreement, we grant you permission to access and use the Service, under the following conditions. Violations of any of these will constitute a breach of this Agreement:

1.1.1 You agree not to distribute any part of the App or Service in any medium without our prior written consent, and only if such distribution complies with this Agreement;

1.1.2 You agree not to modify any part of the Service;

1.1.3 You agree not to use the Service for any commercial purposes, including but not limited to:

(a) the sale of access to the Service;

(b) the sale of advertising, sponsorships, or promotions within the Service.

This does not include: (i) use of images you personally own and edit with the Service; or (ii) any use explicitly authorized by us in writing. Note: You may not use stock photos from the Service for any commercial purpose and must indemnify us for damages resulting from such use.

1.1.4 You agree not to use or launch any automated system (e.g., robots, spiders, offline readers) that sends more requests than a human could reasonably produce using a standard web browser;

1.1.5 You agree not to collect or harvest any user personal data from the Service;

1.1.6 You agree not to use the Service for business solicitation or related commercial enterprise.

1.2 You agree to comply with all other provisions of this Agreement at all times.

1.3 You accept full responsibility for any breach of this Agreement and its consequences.

2 INTELLECTUAL PROPERTY POLICY

2.1 The App is independently developed by us. We retain all rights, including copyrights, trademarks, patents, trade secrets, and other intellectual property associated with this Software. The Software and all related materials (e.g., design elements, UI, documents) are protected under U.S. intellectual property law and applicable international agreements.

2.2 Unauthorized use, copying, modification, or distribution of our content constitutes infringement, and we reserve the right to take legal action.

2.3 You agree not to use the Service in ways that infringe on third-party intellectual property. We may terminate or take other actions against users who violate these rights.

3 CONTENT

3.1 You may submit content (e.g., graphics, videos). We do not guarantee confidentiality or data recovery. We are not responsible for any lost content.

3.2 You retain ownership of your content but grant us and other users a limited license to use it.

3.3 You are solely responsible for your content. We do not endorse any user content and disclaim all liability.

3.4 You represent that you have all necessary rights to allow us to use your content in line with this Agreement.

3.5 You warrant your content:

(a) is owned by you or licensed properly;

(b) is free from restrictions;

(c) does not contain illegal, infringing, misleading, obscene, discriminatory, or harmful elements;

(d) does not violate third-party rights;

(e) does not contain malware.

You agree to indemnify us against any claims arising from your content.

3.6 You agree not to upload illegal or restricted content based on local or U.S. law.

3.7 You agree not to upload third-party content without proper authorization.

3.8 We reserve the right (but not obligation) to review and remove content that violates this Agreement.

4 PRIVACY POLICY

4.1 Our Privacy Policy governs your use of the Software. Please read it to understand how we collect, use, and protect your data.

4.2 The App may request permission to access your camera, photo album, or send notifications. We will ask for additional permissions if needed.

4.3 We partner with advertising platforms including AdMob, AppLovin, Facebook Audience Network, and Liftoff. These services may collect cookies, device identifiers (e.g., GAID or IDFA), and usage data.

4.4 Crash monitoring (e.g., Crashlytics) may collect location, advertising IDs, and other relevant data.

4.5 We use analytics tools including Flurry, Facebook Pixel, Appsflyer, and Facebook Analytics. They may collect cookies, usage data, and device identifiers.

5 INDEMNIFICATION

You agree to indemnify us from claims by third parties (including public authorities) arising from your violation of this Agreement or our Privacy Policy. You are responsible for legal fees and damages.

6 LIMITATION OF LIABILITY AND DISCLAIMER

6.1 We are not liable for service interruptions due to force majeure, technical issues, or user circumstances.

6.2 We are not responsible for losses due to telecom failures or internet issues.

6.3 We reserve the right to modify or discontinue the Service at any time without liability.

6.4 Unauthorized or unofficial versions of the Software are illegal. We are not liable for issues from such usage.

6.5 To the fullest extent allowed by law, we disclaim all other warranties not expressly stated.

7 TERMINATION

7.1 You may uninstall the App at any time to terminate this Agreement.

7.2 Unless terminated by either party, this Agreement (including updates) remains effective.

7.3 Your rights will terminate immediately upon breach. No additional notice is required.

7.4 Termination does not relieve pre-existing obligations.

8 AMENDMENTS

We may revise this Agreement in response to legal, regulatory, or operational changes. Updates will be posted in the App. Continued use of the App constitutes acceptance.

9 MISCELLANEOUS

9.1 Our failure to enforce rights does not waive our ability to do so later.

9.2 You may not assign this Agreement without our written permission.

9.3 If any part of this Agreement is deemed invalid, the remaining terms remain in effect.

9.4 This Agreement is governed by the laws of the United States. If any term conflicts with applicable law, it shall be reinterpreted to comply with the law, without affecting the rest of the Agreement. Any unresolved disputes shall be submitted to arbitration in Delaware, U.S.A., under the rules of the applicable arbitration body.

9.5 We reserve the right to interpret this Agreement.

9.6 For questions or feedback, contact us at feedback@sophoninc.com. We will do our best to assist you.