aikoo — Cookie Policy

(COSA, Inc.)

Last Updated: February 5, 2026

This Cookie Policy describes the cookies and similar tracking technologies used by COSA, Inc. ("Company," "we," "our," or "us") in connection with the AI character-based chat service known as "aikoo," including our websites, mobile applications, and related services that link to this Cookie Policy (collectively, the "Services").

This Cookie Policy explains what cookies are, the types of cookies and technologies we use, why we use them, and how you can manage your cookie preferences.

This Cookie Policy should be read together with our Privacy Policy, which provides additional information about how we collect, use, and protect personal information.

1. What Are Cookies and Similar Technologies

Cookies are small text files that are stored on your computer, mobile device, or other device when you access or use the Services. Cookies and similar technologies allow us and our service providers to recognize your device, remember your preferences, and understand how you interact with the Services.

For purposes of this Cookie Policy, "cookies" refers broadly to cookies and similar tracking technologies, including HTML cookies, local storage, pixels, web beacons, SDKs, clear GIFs, and other technologies that store or access information on your device.

2. How We Use Cookies

We use cookies and similar technologies to:

  • operate, maintain, and secure the Services
  • enable core functionality such as authentication and session management
  • remember user preferences and settings
  • improve performance and user experience
  • understand usage patterns and interactions with the Services
  • conduct research, analytics, and service improvement
  • measure the effectiveness of features and communications
  • support advertising measurement and business insights, where applicable

Some cookies are placed directly by us, while others may be placed by trusted third-party service providers acting on our behalf.

3. Types of Cookies We Use

Cookies used on the Services may be categorized as follows:

By Source

  • First-Party Cookies — These cookies are placed directly by us and are used to operate and manage the Services.
  • Third-Party Cookies — These cookies are placed by third-party service providers, such as analytics, infrastructure, or advertising partners, in accordance with applicable law and contractual protections.

By Lifespan

  • Session Cookies — These cookies are temporary and are deleted when you close your browser or end your session.
  • Persistent Cookies — These cookies remain on your device for a specified period of time or until they are deleted by you. The duration varies depending on the cookie's purpose.

By Function

  • Strictly Necessary Cookies — These cookies are essential for the operation of the Services and enable core features such as account login, security, and basic functionality. Without these cookies, the Services cannot function properly.
  • Performance and Analytics Cookies — These cookies help us understand how users interact with the Services, such as which features are used, session duration, and error rates. This information is used to improve performance, reliability, and user experience.
  • Functionality Cookies — These cookies allow the Services to remember choices you make, such as language preferences, region, or device settings, to provide a more personalized experience.
  • Advertising and Measurement Cookies — Where applicable, these cookies are used to measure the effectiveness of advertising, understand aggregated usage trends, and support business insights. We do not use cookies to identify you personally for targeted advertising without appropriate legal basis and user choice.

4. Cookies and Personal Information

Some information collected through cookies may be considered personal information under applicable law. We process such information in accordance with our Privacy Policy.

Third-party providers may also process information collected through third-party cookies, subject to their own privacy practices and contractual obligations with us.

5. How to Manage Cookies

Most web browsers automatically accept cookies by default. You can usually modify your browser settings to:

  • block or restrict cookies
  • delete existing cookies
  • receive notifications when cookies are set

Please note that disabling or deleting cookies may affect the availability, functionality, or performance of the Services.

Browser settings are typically located in the "Settings," "Preferences," or "Options" menu of your browser. You may also consult your browser's help documentation for additional guidance.

For mobile applications, you may manage tracking and personalization through your device's system settings, such as enabling "Ask App Not to Track" or limiting advertising identifiers, depending on your device and operating system.

If you access the Services from multiple devices or browsers, you will need to manage cookie settings separately for each device and browser.

6. Additional Information

For more information about cookies and how to manage or delete them, you may visit:

7. Changes to This Cookie Policy

We may update this Cookie Policy from time to time to reflect changes in technology, legal requirements, or our practices. When we make material changes, we will update the "Last Updated" date and provide notice as required by law.

8. Contact Information

If you have any questions about this Cookie Policy or our use of cookies, please contact us at:

COSA, Inc.

Email: support@mail.aikoo.me