In general, yes, you should be able to access any website or application using your eSIM data, as long as your device has a compatible operating system and the website or application is not restricted by your mobile network provider.
When you activate an eSIM on your device, it provides access to cellular networks in the same way that a physical SIM card does. This means that you can use your eSIM data to access the internet and connect to any website or application that is not restricted by your mobile network provider.
However, some mobile network providers may impose restrictions on certain websites or applications, such as limiting access to streaming video services or social media platforms. These restrictions are typically imposed to manage network congestion or to comply with local laws and regulations.