Terms of Service

Last Updated: February 15, 2026

1. Acceptance of Terms

Welcome to oBook – Text to Speech ("oBook," "we," "our," or "us"). These Terms of Service ("Terms") govern your access to and use of our mobile application, website, and related services (collectively, the "Service"). By downloading, installing, accessing, or using oBook, you agree to be bound by these Terms.

If you do not agree to these Terms, you may not access or use the Service. If you are using the Service on behalf of an organization, you represent and warrant that you have authority to bind that organization to these Terms.

2. Description of Service

oBook is an AI-powered reading assistant that converts written content into natural-sounding audio using text-to-speech technology. The Service includes:

  • Text-to-speech conversion with AI-generated voices
  • OCR (Optical Character Recognition) scanning from camera and screenshots
  • Document upload and management (PDFs, text files, articles)
  • Adjustable playback speed and audio controls
  • Multi-language support and voice selection
  • Offline listening mode with local storage
  • Notes, highlights, and bookmarks functionality
  • Cloud synchronization across devices (premium feature)

3. Eligibility and Account Registration

3.1 Age Requirement

You must be at least 13 years old (or the age of digital consent in your jurisdiction) to use oBook. If you are under 18, you represent that you have parental or guardian consent to use the Service.

3.2 Account Security

You are responsible for maintaining the confidentiality of your account credentials and for all activities that occur under your account. You must:

  • Provide accurate and complete registration information
  • Keep your password secure and confidential
  • Notify us immediately of any unauthorized access or security breach
  • Not share your account with others or allow multiple users to access a single account

4. Acceptable Use Policy

4.1 Permitted Use

You may use oBook for lawful personal, educational, or professional purposes, including:

  • Converting your own documents and legally obtained content to audio
  • Studying, learning, and consuming educational materials
  • Accessibility purposes for individuals with reading difficulties
  • Personal productivity and professional development

4.2 Prohibited Activities

You agree NOT to:

  • Violate Copyright: Upload, scan, or convert copyrighted materials without proper authorization or fair use justification
  • Illegal Content: Use the Service for any illegal, harmful, threatening, abusive, harassing, defamatory, or obscene purposes
  • Redistribute Content: Share, sell, or redistribute audio files generated through oBook for commercial purposes without rights to the underlying content
  • Reverse Engineer: Attempt to reverse engineer, decompile, disassemble, or hack the Service or AI models
  • Automated Access: Use bots, scrapers, or automated tools to access the Service without authorization
  • System Interference: Interfere with or disrupt servers, networks, or security features
  • Impersonation: Impersonate others or misrepresent your affiliation with any person or entity
  • Spam or Malware: Transmit viruses, malware, or any harmful code
  • Data Mining: Extract data from the Service using unauthorized automated means
  • Circumvent Restrictions: Bypass any measures we use to prevent or restrict access to the Service

5. Intellectual Property Rights

5.1 Your Content

You retain all ownership rights to content you upload, scan, or provide to oBook ("User Content"). By using the Service, you grant us a limited, non-exclusive, royalty-free license to process, store, and convert your User Content to audio for the purpose of providing the Service to you.

5.2 Our Content

The Service, including its software, AI models, user interface, features, and documentation, is owned by oBook and protected by copyright, trademark, and other intellectual property laws. You receive a limited, non-transferable, revocable license to access and use the Service for personal, non-commercial purposes.

5.3 AI-Generated Audio

Audio files generated by oBook's AI text-to-speech technology are provided for your personal use. While you may download and save these audio files for offline listening, you may not redistribute, sell, or commercially exploit them unless you own or have licensed the underlying text content.

5.4 Copyright Compliance

You represent and warrant that you have the necessary rights, licenses, or permissions to use any content you upload to oBook. We respect intellectual property rights and expect users to do the same. We will respond to valid copyright infringement notices in accordance with applicable law (DMCA in the United States).

6. Subscription and Payment Terms

6.1 Free and Premium Tiers

oBook offers both free and premium subscription options. Free users have access to basic features with limitations. Premium subscribers receive unlimited access to advanced features including:

  • Unlimited text-to-speech conversions
  • Access to all premium AI voices
  • Cloud synchronization across devices
  • Advanced note-taking and organization features
  • Offline mode with unlimited storage
  • Priority customer support

6.2 Billing and Payments

  • Subscription Plans: Monthly and annual subscription options available
  • Auto-Renewal: Subscriptions automatically renew unless canceled at least 24 hours before the end of the current period
  • Payment Processing: Payments are processed through Apple App Store or Google Play Store
  • Price Changes: We may change subscription prices with 30 days' notice. Changes apply to subsequent billing cycles
  • No Refunds: Payments are non-refundable except as required by law or at our sole discretion

6.3 Free Trials

We may offer free trial periods for premium features. If you do not cancel before the trial ends, you will be automatically charged for the subscription. Trial eligibility may be limited to new users or specific promotional periods.

6.4 Cancellation

You may cancel your subscription at any time through your App Store or Google Play account settings. Cancellation takes effect at the end of the current billing period. You will retain access to premium features until that time.

7. Data Privacy and Security

Your privacy is important to us. Our collection, use, and protection of your personal information is governed by our Privacy Policy, which is incorporated into these Terms by reference. By using oBook, you consent to our data practices as described in the Privacy Policy.

Key privacy highlights:

  • We do not sell your personal information
  • Your documents and content are processed securely
  • Offline content is stored locally on your device
  • Cloud sync uses encrypted connections and storage
  • You can delete your account and data at any time

8. Disclaimers and Limitations

8.1 "As Is" Service

THE SERVICE 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, OR COURSE OF PERFORMANCE.

8.2 No Guarantee of Accuracy

While we strive for accuracy, we do not warrant that:

  • OCR text recognition will be 100% accurate
  • AI voice pronunciation will be flawless for all languages and technical terms
  • The Service will be uninterrupted, secure, or error-free
  • Defects will be corrected immediately
  • Content will be preserved indefinitely

8.3 Third-Party Content

oBook may integrate with or link to third-party services, websites, or content. We are not responsible for the accuracy, legality, or availability of third-party content. Your use of third-party services is subject to their respective terms and policies.

8.4 Internet Connectivity

Certain features require an internet connection. We are not responsible for issues arising from poor connectivity, network outages, or data charges from your service provider.

9. Limitation of Liability

TO THE MAXIMUM EXTENT PERMITTED BY LAW, OBOOK AND ITS AFFILIATES, OFFICERS, DIRECTORS, EMPLOYEES, AND AGENTS SHALL NOT BE LIABLE FOR:

  • INDIRECT, INCIDENTAL, SPECIAL, CONSEQUENTIAL, OR PUNITIVE DAMAGES
  • LOSS OF PROFITS, REVENUE, DATA, OR USE
  • DAMAGES RESULTING FROM UNAUTHORIZED ACCESS TO YOUR ACCOUNT
  • ERRORS, MISTAKES, OR INACCURACIES IN CONTENT
  • INTERRUPTION OR CESSATION OF SERVICE
  • DELETION OR CORRUPTION OF USER CONTENT

OUR TOTAL LIABILITY FOR ANY CLAIMS RELATED TO THE SERVICE SHALL NOT EXCEED THE AMOUNT YOU PAID US IN THE 12 MONTHS PRECEDING THE CLAIM, OR $100 USD, WHICHEVER IS GREATER.

Some jurisdictions do not allow limitations on implied warranties or exclusion of certain damages. In such jurisdictions, these limitations may not apply to you.

10. Indemnification

You agree to indemnify, defend, and hold harmless oBook and its affiliates from any claims, liabilities, damages, losses, costs, or expenses (including reasonable attorneys' fees) arising from:

  • Your use or misuse of the Service
  • Your violation of these Terms
  • Your violation of any third-party rights, including copyright or privacy rights
  • Your User Content or any content you upload or scan
  • Any fraudulent or illegal activities

11. Termination

11.1 Termination by You

You may terminate your account at any time by deleting the app and contacting us to request account deletion. Upon termination, your subscription will not renew, but you remain responsible for any charges incurred before termination.

11.2 Termination by Us

We may suspend or terminate your account immediately, without notice, if:

  • You violate these Terms or our policies
  • We suspect fraudulent or illegal activity
  • Required by law or legal process
  • We discontinue the Service

11.3 Effect of Termination

Upon termination, your right to access the Service immediately ceases. We may delete your account data, including User Content, after a reasonable period. Locally stored offline content on your device will remain until you manually delete it. Provisions regarding intellectual property, disclaimers, limitations of liability, and indemnification survive termination.

12. Changes to the Service and Terms

12.1 Service Modifications

We reserve the right to modify, suspend, or discontinue any aspect of the Service at any time, with or without notice. We may add or remove features, change functionality, or update our AI models and voice offerings.

12.2 Terms Updates

We may update these Terms periodically. Material changes will be communicated through the app, email, or our website. Your continued use of oBook after changes become effective constitutes acceptance of the updated Terms. If you disagree with changes, you must stop using the Service.

13. Dispute Resolution

13.1 Governing Law

These Terms are governed by the laws of [Your Jurisdiction], without regard to conflict of law principles. Any disputes shall be resolved in the courts of [Your Jurisdiction].

13.2 Informal Resolution

Before filing a legal claim, you agree to contact us at support@obookapp.com to attempt to resolve the dispute informally. We will do the same if we have a dispute with you.

13.3 Arbitration (Where Applicable)

Any disputes not resolved informally may be subject to binding arbitration in accordance with [Arbitration Rules]. You and oBook agree to waive the right to a jury trial or to participate in a class action.

14. General Provisions

14.1 Entire Agreement

These Terms, together with our Privacy Policy, constitute the entire agreement between you and oBook regarding the Service and supersede all prior agreements.

14.2 Severability

If any provision of these Terms is found to be unenforceable, the remaining provisions will remain in full effect.

14.3 Waiver

Our failure to enforce any right or provision in these Terms does not constitute a waiver of that right or provision.

14.4 Assignment

You may not assign or transfer these Terms or your account without our written consent. We may assign these Terms without restriction.

14.5 Force Majeure

We are not liable for delays or failures caused by circumstances beyond our reasonable control, including natural disasters, wars, acts of terrorism, pandemics, or technical failures.

15. Apple App Store and Google Play Terms

15.1 Acknowledgment

If you access oBook through the Apple App Store or Google Play Store, you acknowledge and agree that:

  • These Terms are between you and oBook, not Apple or Google
  • Apple and Google are not responsible for the Service or its content
  • Apple and Google have no obligation to provide maintenance or support
  • You must comply with Apple's and Google's respective terms of service

15.2 Third-Party Beneficiary

Apple and Google are third-party beneficiaries of these Terms and may enforce these Terms against you.

16. Contact Information

For questions, concerns, or support regarding these Terms or the Service, please contact us:

Email: support@obookapp.com

Legal: legal@obookapp.com

Address: Turkey - Gaziantep

Response Time: We aim to respond to all inquiries within 48 hours

By creating an account and using oBook – Text to Speech, you acknowledge that you have read, understood, and agree to be bound by these Terms of Service.

Effective Date: February 15, 2026