Cache Ram Junk Clean Master is a free Android application developed by Clean Up Speed Test My Phone. It offers a range of features that help optimize system memory and measure internet speed. With this app, users can measure internet speed for both WiFi and mobile networks, and identify the WiFi signal strength by unit dBm.

The app also provides a WiFi scanner that helps users identify who is using their WiFi network. Additionally, users can create their own WiFi hotspot when their phone is connected to mobile via 5G, 4G, or 3G.

Cache Ram Junk Clean Master also includes a file manager that allows users to copy, move, and paste files; share, open, and delete files; and recover deleted files from the trash folder. The app also helps users clean redundant files, download and application cache, and delete large files larger than 100MB, 50MB, and 30MB to free up more space on their mobile device.

In summary, Cache Ram Junk Clean Master is a useful utility and tool app that helps optimize system memory and measure internet speed on your Android device. Download the "Internet speed test meter" app now to clean up your phone and measure internet speed.