TrainingStage is a Chrome extension developed by david.mendelovits. It falls under the category of Browsers and specifically the subcategory of Add-ons & Tools. This free extension adds a useful feature to Instagram web by enabling frame-by-frame scrubbing.

With TrainingStage, users can easily scrub through videos on Instagram web, allowing for a more detailed analysis and examination of content. This feature is particularly beneficial for those who use Instagram for professional purposes, such as content creators, marketers, or researchers. By being able to view videos frame by frame, users can gain a deeper understanding of the content and extract valuable insights.

Overall, TrainingStage is a valuable Chrome extension for Instagram web users who want to enhance their video viewing experience and gain more control over the content they interact with.