Why do some applications redirect me to the website?

Why do some applications redirect me to the website?

Netspark's top priority is keeping you safe online at all times.
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In 2016, Android made changes that prevent us from providing optimal protection within certain applications. Therefore, we redirected our users to the application's mobile website in the browser, where we can provide a safe and secure web environment.

If you still wish to use these apps, you can do so by setting the apps on the "Light" or "No Filter" filter levels .