"IG" stands for Instagram the leading mobile application which allows users to upload images or videos to share content. Through IG users can both follow additional members and perform likes, add comments and initiate private message exchanges. The platform includes both Reels together with Explore sections and a shopping area.
"IG app" typically refers to Instagram, a popular social media platform and photo/video-sharing app owned by Meta Platforms. It allows users to share photos and videos, connect with friends, explore content, and engage with others through various features like Stories, Reels, and direct messaging.