Terms of Service

Last updated: June 18, 2026

Please read these Terms of Service ("Terms") carefully before using the Readbubo mobile application ("the App") operated by JJ Studios ("we", "us", or "our"). By creating an account or using the App, you agree to be bound by these Terms. If you do not agree, do not use the App.

1. Description of Service

Readbubo is a language learning application that allows users to import reading material, look up word and phrase translations, save vocabulary, and review saved words using a spaced-repetition flashcard system. The App offers both a free tier and a premium subscription with additional features.

2. Eligibility and Account Registration

You must be at least 13 years old to use the App. By creating an account, you represent and warrant that you are at least 13 years of age and that all information you provide is accurate and current. You are responsible for maintaining the confidentiality of your account credentials and for all activity that occurs under your account.

3. User-Imported Content and Copyright

Important: You are solely responsible for any content you import into the App. Do not import content you do not have the legal right to use.

3.1 Your Responsibility

The App allows you to import text files, EPUB files, and audio files for personal language learning. By importing any content ("User Content"), you represent and warrant that:

3.2 No Monitoring

We do not review, monitor, or screen User Content you import. The import feature is provided as a personal tool, and the responsibility for ensuring legal use rests entirely with you.

3.3 Indemnification for Copyright Infringement

You agree to fully indemnify, defend, and hold harmless JJ Studios and its officers, employees, and agents from and against any and all claims, damages, losses, costs, and expenses (including reasonable legal fees) arising out of or relating to: (a) any content you import into the App; (b) your violation of any third party's intellectual property rights; (c) your breach of these Terms; or (d) your violation of any applicable law.

3.4 Our Rights to User Content

You retain ownership of any content you import. We do not claim any ownership rights over your User Content. We process your imported content solely to provide the App's features to you (translation, transcription, progress tracking) and for no other purpose.

3.5 Copyright Infringement Notices (DMCA)

If you believe that content accessible through the App infringes your copyright, please send a written notice containing: (a) identification of the copyrighted work; (b) identification of the infringing material; (c) your contact information; (d) a statement of good faith belief; and (e) a statement of accuracy and authority, to: readbuboapp@gmail.com.

We reserve the right to terminate accounts of repeat infringers.

4. Prohibited Uses

You agree not to use the App to:

5. Our Intellectual Property

The App, including its design, software, features, and all content we provide (excluding User Content), is owned by JJ Studios and is protected by copyright, trademark, and other intellectual property laws. You are granted a limited, non-exclusive, non-transferable licence to use the App for personal, non-commercial language learning purposes only. Nothing in these Terms grants you any rights to reproduce, distribute, or create derivative works from our intellectual property.

6. Subscriptions and Payments

6.1 Free and Premium Tiers

The App offers a free tier with limited features and a Premium subscription that unlocks additional functionality. The current feature breakdown is described within the App.

6.2 Subscription Billing

Premium subscriptions are billed through the Apple App Store. Payment will be charged to your Apple ID account at confirmation of purchase. Subscriptions automatically renew at the end of each billing period unless cancelled at least 24 hours before the end of the current period. You can manage and cancel your subscription in your Apple ID account settings.

6.3 Free Trial

Where a free trial is offered, your subscription will automatically convert to a paid subscription at the end of the trial period unless cancelled before the trial expires. Only one free trial per Apple ID.

6.4 Refunds

All subscription purchases are processed by Apple. Refund requests must be submitted to Apple in accordance with their refund policy. We do not process refunds directly.

6.5 Price Changes

We reserve the right to change subscription prices with reasonable notice. Price changes will take effect at your next renewal date.

7. Disclaimer of Warranties

The App is provided on an "as is" and "as available" basis, without warranties of any kind, express or implied. To the fullest extent permitted by applicable law, we expressly disclaim all warranties, including but not limited to implied warranties of merchantability, fitness for a particular purpose, and non-infringement. We do not warrant that the App will be uninterrupted, error-free, secure, or that any errors will be corrected. We do not warrant the accuracy or completeness of any translations, transcriptions, or other content generated by third-party APIs.

8. Limitation of Liability

To the maximum extent permitted by applicable law, JJ Studios and its officers, employees, and agents shall not be liable for any indirect, incidental, special, consequential, punitive, or exemplary damages (including but not limited to loss of data, loss of profits, or loss of goodwill) arising out of or in connection with your use of the App, even if advised of the possibility of such damages.

Our total aggregate liability to you for any claims arising from or related to the App shall not exceed the greater of: (a) the total amount you paid us in the twelve months preceding the claim, or (b) AUD $100.

Some jurisdictions do not allow the exclusion of certain warranties or limitation of liability. In such jurisdictions, our liability is limited to the maximum extent permitted by law.

9. Third-Party Services

The App integrates third-party services including Supabase, RevenueCat, DeepL, Google Translate, and Groq. Your use of these services is subject to their respective terms and privacy policies. We are not responsible for the practices or content of any third-party service.

10. Account Suspension and Termination

We reserve the right to suspend or terminate your account at any time, with or without notice, if we believe you have violated these Terms, infringed any third party's rights, or used the App in a manner that may expose us to legal liability. You may delete your account at any time from the Settings screen within the App. Upon account deletion, your data will be permanently removed in accordance with our Privacy Policy.

11. Changes to These Terms

We may update these Terms from time to time. We will notify you of significant changes by updating the date at the top of this page. Your continued use of the App after the updated Terms are posted constitutes your acceptance of the changes.

12. Governing Law and Dispute Resolution

These Terms are governed by and construed in accordance with the laws of New South Wales, Australia, without regard to its conflict of law provisions. Any dispute arising from these Terms or your use of the App shall be resolved in the courts of New South Wales, Australia. If you are a consumer in the EEA or UK, you may also have the right to bring proceedings in the courts of your country of residence.

13. Apple App Store — Additional Terms

The following terms apply to your use of the App downloaded from the Apple App Store:

14. Severability

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

15. Contact

If you have any questions about these Terms, please contact us at:
Email: readbuboapp@gmail.com