Terms of Use for Rosetta

Last updated: May 22, 2026

These Terms of Use and End User License Agreement ("Terms") govern your use of Rosetta, an end-to-end encrypted messaging application operated by ROSETTA CLOUD SERVICES LIMITED ("Rosetta", "we", "us", or "our").

By downloading, installing, or using Rosetta, you agree to these Terms.

1. Agreement Between You and Rosetta

These Terms are concluded between you and ROSETTA CLOUD SERVICES LIMITED only, and not with Apple. We, not Apple, are solely responsible for Rosetta and its content.

2. License

We grant you a limited, non-exclusive, non-transferable, revocable license to use Rosetta for personal or lawful business communication on Apple-branded products that you own or control, as permitted by the Apple Media Services Terms and Conditions, including applicable Family Sharing, volume purchasing, or Legacy Contacts rules.

You may not copy, modify, reverse engineer, decompile, resell, sublicense, rent, lease, or distribute Rosetta except as permitted by applicable law.

3. Privacy

Your use of Rosetta is also governed by our Privacy Policy, available at https://rosetta.im/privacy/.

4. Encrypted Messaging

Rosetta is designed for end-to-end encrypted communication. You are responsible for protecting your device, private keys, and access credentials. If you lose access to your device or keys, we may not be able to restore your messages or account data.

5. Acceptable Use

You agree not to use Rosetta to:

• violate any law or regulation;
• infringe the rights of others;
• send spam, malware, scams, threats, harassment, or unlawful content;
• attempt to disrupt, overload, reverse engineer, or compromise Rosetta or its infrastructure;
• impersonate another person or misrepresent your identity;
• use Rosetta for any prohibited or sanctioned activity.

6. No Emergency Use

Rosetta is not designed for emergency calls, emergency messaging, or communications where failure or delay could cause death, personal injury, or serious damage. Use official emergency channels when needed.

7. User Content

You retain ownership of the content you create or send through Rosetta. You grant us the limited rights necessary to operate the service, such as routing encrypted messages and maintaining service security. We do not claim ownership of your messages or files.

8. Updates and Availability

We may update, modify, suspend, or discontinue Rosetta or parts of the service at any time. Some features may require an internet connection or a compatible device and operating system.

9. Fees

Rosetta is currently offered as a free application unless stated otherwise. If paid features, subscriptions, or in-app purchases are introduced through Apple, Apple's payment and subscription terms will apply.

10. Maintenance and Support

ROSETTA CLOUD SERVICES LIMITED is solely responsible for providing maintenance and support for Rosetta. Apple has no obligation to provide maintenance or support services for Rosetta.

Support contact: admin@rosetta.im

11. Warranty

Rosetta is provided "as is" and "as available" to the maximum extent permitted by law. If Rosetta fails to conform to any applicable warranty, you may notify Apple, and Apple may refund the purchase price, if any, for the app. To the maximum extent permitted by law, Apple has no other warranty obligation for Rosetta.

12. Product Claims

ROSETTA CLOUD SERVICES LIMITED, not Apple, is responsible for addressing any claims relating to Rosetta, including product liability claims, legal or regulatory claims, and claims under consumer protection or similar laws.

13. Intellectual Property Claims

If a third party claims that Rosetta or your use of Rosetta infringes intellectual property rights, ROSETTA CLOUD SERVICES LIMITED, not Apple, is responsible for the investigation, defense, settlement, and discharge of that claim.

14. Legal Compliance

You represent that you are not located in a country subject to a U.S. Government embargo or designated by the U.S. Government as a "terrorist supporting" country, and that you are not listed on any U.S. Government list of prohibited or restricted parties.

15. Third-Party Beneficiary

Apple and Apple's subsidiaries are third-party beneficiaries of these Terms. Upon your acceptance of these Terms, Apple has the right to enforce these Terms against you as a third-party beneficiary.

16. Termination

We may suspend or terminate access to Rosetta if you violate these Terms, create risk for other users, or use the service unlawfully. You may stop using Rosetta at any time.

17. Limitation of Liability

To the maximum extent permitted by law, ROSETTA CLOUD SERVICES LIMITED will not be liable for indirect, incidental, special, consequential, or punitive damages, or for loss of data, profits, goodwill, or business opportunities arising from your use of Rosetta.

18. Governing Law

These Terms are governed by the laws of Hong Kong, unless local consumer protection law requires otherwise.

19. Contact

ROSETTA CLOUD SERVICES LIMITED Registered address: UNIT 704C 7/F BLK 3 NAN FUNG IND CITY 18 TIN HAU RD TUEN MUN HONG KONG

Email: admin@rosetta.im

Phone: +852 2891 0030