Castar SDK-The most profitable monetization tool for app

Quick integration, no maintenance required Castar SDK is easy and fast to integrate, and the maintenance requirements are extremely low. You can get extra income without complicated operations and processes.

The higher the daily activity, the higher the income Castar SDK will settle according to your user daily activity data. When your effective data is higher, the CPM will be higher, up to 500+CPM extra income

Generate additional income while protecting users

No personal data collection Never request permissions or access personal data, no permissions are required, compliant with GDPR/CCPA requirements.

Bandwidth is always encrypted The bandwidth shared by users is always encrypted to protect their Internet activity from unauthorized access.

No extra permissions needed Our SDK does not ask you to grant any permissions and does not access the user's device or private data.

Devices are protected 24/7 We ensure the security of devices connected to the network through firewalls and traffic monitoring.

User Reviews “ By integrating the SDK into our application, we have witnessed significant growth in additional revenue. SDK not only allows users to obtain free software, but also allows us to obtain fixed income. ”

Christopher Williams Individual developer

Cooperation with CastarSDK not only ensures a stable source of income, but also brings added value to users, does not disturb users, and can improve user experience.

Alex Anderson Financial Analyst

CastarSDK allows free software developers to get fixed income. It is the best solution for global traffic monetization. It can easily realize income without affecting users' original use.

Benjamin Parker Software Engineer

CastarSDK has always been an excellent partner. It enables us to provide our users with an exceptional ad-free experience while allowing us to generate meaningful revenue from it.

Alicia Martinez Product Manager

Passed multiple security platform risk-free tests