TagList - Trending HashTags is a free iPhone application developed by ashish ukani. It falls under the category of Utilities & Tools and aims to help users optimize their YouTube videos with trending hashtags. With TagList, users can improve their videos' performance, increase subscriber engagement, and enhance promotion opportunities.

One of the main features of TagList is its ability to provide optimization tags that can significantly improve a video's visibility and reach. By uncovering the secrets to success behind popular YouTube videos, users can discover the top tags that can make a video go viral. With this information, users can optimize their videos' tags to attract more views and increase their channel's growth.

TagList also offers a curated list of the top 5 trending tags on YouTube, generated from the user's keyword search result. This feature allows users to stay up-to-date with the latest trends and incorporate relevant tags into their videos to maximize views.

In summary, if you're looking to boost your YouTube channel's visibility and optimize your video's tags, TagList - Trending HashTags is a useful tool to consider. With its simple interface and powerful optimization features, TagList can help you get more views and grow your YouTube channel.