Giveaway Picker App is a free iPhone application developed by Esther Ohayon. It falls under the category of Social & Communication, specifically social networking.

This app allows users to easily pick winners from a large number of commenters or users without the need for a login. Users simply need to paste their Instagram post link and the app takes care of the rest. The app offers a range of features including a simple and easy-to-use interface, random name picker from comments and likes, the ability to select multiple winners, cool animations, and four types of backgrounds to choose from.

Additionally, the app provides the option to purchase tokens for more functionality. Users can choose from different token packages, with prices ranging from $1.99 for 1 token to $99 for unlimited tokens.

Overall, Giveaway Picker App is a convenient tool for organizing giveaways on Instagram, with its user-friendly interface and various features.