X Video Downloader & Player supports a wide range of video formats, including popular formats such as MP4, AVI, MKV, FLV, and MOV. This extensive format support allows users to download and play videos without needing additional conversion tools.

While the app supports downloading videos from many popular websites, it may not work with all sites due to restrictions or technical limitations. Users should review the app's guidelines or test individual websites to determine if downloading is supported. Always ensure permission to download the content.

The app offers a free version with basic features, enabling users to download and play videos at no cost. For advanced features like higher download speeds or ad-free experience, a premium version may be available for a fee. Check the app store listing for pricing details.

The app provides privacy features such as password protection to secure downloaded videos, allowing only authorized access. Regularly updating the app is also recommended to benefit from the latest security improvements by the developers.

Yes, the app offers customer support through email or the official website. Some versions may include live chat support. Refer to the app for specific contact information and support hours.