comdown is an Android app developed by codup, available for free on the Google Play Store. It falls under the category of Utilities & Tools and is specifically designed to help Instagram users pick winners for their giveaways.

The app is quite simple to use and saves users from the hassle of manually picking winners. With comdown, users can easily import their Instagram post's comments and pick the winner with just one click. The app also allows users to filter out duplicate comments and select multiple winners if needed. Overall, comdown is a handy tool for Instagram users who frequently run giveaways and want to save time while selecting winners.