HEX File Viewer, developed by mrgnpza, is a free Android app that allows you to view any file instantly, regardless of its size or type. With its simple and intuitive interface, you can easily browse through your files, search for specific content, and jump to any address.

One of the most impressive features of HEX File Viewer is its speed. The app is lightning-fast and can open even the largest files in just a few seconds. Additionally, the app requires minimal permissions, making it a safe and secure option for those who are concerned about their privacy.

The app also comes with a file browser that allows you to easily navigate through your device's file system. You can browse through folders, create new ones, and even delete files if needed. The search function is also very useful, as it allows you to quickly find specific content within a file.

Overall, HEX File Viewer is an excellent utility tool for Android users who need a fast and efficient file viewer. Its intuitive interface, impressive speed, and minimal permission requirements make it a must-have app for anyone who deals with files regularly.