Btween User Agreement

1. Terms

1. User means an individual using the App.
2. Account means the User account in the App.
3. User Content means data created or entered by the User, including events, notes, descriptions, names, invitations, comments, and other materials.
4. Calendar means a space in the App for storing events and related User Content.
5. Group calendar means a calendar accessed by two or more Users.

2. Subject of the Agreement

2.1. The Operator grants the User the right to use the App under a simple (non-exclusive) license for personal, non-commercial use.

2.2. The App is intended for planning, maintaining personal and shared calendars, creating events, invitations, and related features.

2.3. The App is distributed through the Apple App Store.

3. Registration and account

3.1. Some features require registration and account creation, for example by email and/or authorization providers.

3.2. The User agrees to:

• provide accurate data to the extent necessary for the App to operate;
• keep access credentials confidential where applicable;
• promptly notify the Operator of any signs of unauthorized account access.

3.3. Actions performed through a User account are deemed performed by the User unless proven otherwise.

4. Rules of use and restrictions

4.1. It is prohibited to:

• violate applicable law when using the App;
• attempt to access other Users' data without permission;
• interfere with the App operation, bypass restrictions, reverse engineer, decompile, or disassemble the App except where expressly permitted by law;
• use the App for spam, fraud, phishing, or distribution of malware;
• post Content that infringes third-party rights, including personal data without lawful grounds, copyright, or trademark rights.

4.2. The Operator may restrict access to the App or Account in case of Agreement violation, to protect infrastructure or other Users, and/or where required by law.

5. Shared and group calendars

5.1. The User may create shared calendars and invite other Users.

5.2. The User understands that when access to a calendar is granted, invited participants receive access to Content within the granted rights.

5.3. The User is responsible for the data they place in calendars accessed by other participants.

6. User Content and rights

6.1. Rights to User Content remain with the User.

6.2. By posting Content in the App, the User grants the Operator a non-exclusive right to use and process Content strictly for the purposes of:

• providing App functionality, including storage, synchronization, display, backups, and recovery;
• ensuring security, preventing abuse, and improving service quality;
• complying with legal obligations and responding to lawful requests from authorized authorities.

6.3. The User warrants that they have a lawful basis to post the Content and do not infringe third-party rights.

7. App features

7.1. The set of App features is determined by the current App version and interface available to the User.

7.2. The Operator may add, change, restrict, or remove individual App features to develop the service, ensure security and stability, and comply with legal requirements.

7.3. Some features may be unavailable in certain App versions, on certain devices, or in certain regions.

8. Notifications

8.1. The App may send notifications (push/local) and service messages, such as registration confirmations, event notifications, and security emails.

8.2. Notifications are managed through device settings and/or the App interface where available.

9. Availability and changes

9.1. The App is provided "as is" and "as available." The Operator strives to maintain stable operation but does not guarantee the absence of errors or interruptions.

9.2. The Operator may:

• release updates and change the interface and functionality;
• temporarily restrict access during maintenance;
• discontinue support for certain App versions.

10. Liability

10.1. The Operator is not liable for:

• failures caused by the User's device, communication networks, Apple, or other external providers and services;
• consequences of User Content posted in shared/group calendars;
• actions of third parties who obtained access to a calendar by User invitation.

10.2. Unless otherwise provided by law, the Operator's liability is determined by this Agreement and applicable law.

11. Personal data and privacy

11.1. Personal data is processed in accordance with the Btween Privacy Policy: https://btween.echodelta.online/en/privacy/.

11.2. By using the App, the User confirms familiarity with the Privacy Policy and consents to personal data processing on the terms stated there, if such consent is required by law.

12. Account and data deletion

12.1. The User may stop using the App at any time by deleting it from their device.

12.2. Account deletion is performed through the App interface.

12.3. Data deletion/anonymization timelines and backup retention are determined by the Privacy Policy and applicable law.

13. Intellectual property

13.1. All rights to the App, design, texts, software code, and other elements, except User Content, belong to the Operator or are used lawfully.

13.2. The User may not use the Operator's intellectual property outside the purposes of using the App without prior written consent from the Operator.

14. Governing law and disputes

14.1. This Agreement is governed by applicable law.

14.2. Claims are sent to the support email: btweenapp@gmail.com. Review period is 10 (ten) business days.

14.3. If the dispute cannot be resolved through negotiations, it shall be considered by the court at the Operator's location, unless mandatory law provides otherwise.

15. Operator contacts

• Operator: the rights holder and provider of the Btween app
• Support email: btweenapp@gmail.com

16. Changes to the Agreement

16.1. The Operator may change this Agreement. The new version is published in the App and/or at https://btween.echodelta.online/en/terms/ and takes effect from the publication date unless stated otherwise.

16.2. Continued use of the App after the Agreement changes means that the User accepts the new version.