The ‘COS Lounge’ App is the mobile version of the most popular Chrome OS community – ‘Chrome OS Lounge’:Chrome OS Lounge is the largest Chrome OS forum community, therefore we aim to provide the best collaborative platform for users of all abilities. This means that Chrome OS Lounge is the best place to get help, advice, tutorials, reviews and news relating to Google’s Chrome Operating System, Chromium OS and other Google products. We also have a great Chrome OS wiki, user blogs and a great ‘media’ section where you can share your videos and photos.