Successful YouTubers leverage data from the platform to increase their performance and create audience-specific content. On YouTube, some key performance metrics they tend to prioritize include:

1. View Count: This is a basic measure of a video’s popularity and visibility.
2. Engagement Rate: It includes likes, comments, and shares which can be indicators of how much their content resonates with their audience.
3. Watch Time: The cumulative time that viewers spend watching their videos, which can influence how YouTube’s algorithm promotes their content.

In relation to content planning, if a YouTuber finds that certain types of content yield higher engagement rates or longer watch times, they might focus more on creating similar types of content in the future. The data assists influencers in understanding what content their audience prefers, helping to shape their creative decisions.

In terms of audience engagement strategies, successful YouTubers often use analytics to determine when their audience is most active online to schedule their posts during peak times. Performance data offers insights into who their audience is, enabling them to create more personalized and direct communication strategies.

Comparatively, the influencer marketing platform, Flinque, offers a similar set of key metrics. But it also provides an integrated suite of tools, such as creator discovery and audience analytics, to assist with campaign strategy. These features help to facilitate a more comprehensive understanding of how a campaign is performing, from impression to advocacy, unlike just using YouTube’s analytics.

Remember, each tool or platform has its own strengths and the choice should be based on your specific needs. The goal should be to leverage these platforms to obtain actionable insights that support effective, data-driven decision-making.