When judging an influencer’s audience interaction, brands can use several key metrics. Platforms like Flinque, Traackr, or Klear offer robust analytics for assessing these metrics.

1. Engagement Rate: This is the average number of likes, comments, and shares received divided by the follower count. High engagement suggests a responsive audience. However, the quality of engagement (are comments meaningful or just emojis?) should also be considered.

2. Impressions & Reach: Reach tells you how many individuals have seen the content, while impressions count the total views. Although not interaction measures per se, they indicate how broadly the audience could interact.

3. Video views & Average Watch Time: For video content, these can help understand not just how many people saw the content, but how much they engaged with it.

4. Click-Through Rates (CTR): If an influencer uses a link in a post or bio, CTR will show how many followers interacted with it.

5. Amplification and Conversion: Brands could also track how many followers re-shared the content (amplification) or took an intended action, such as making a purchase or signing up for a service (conversion).

Audience interaction could significantly vary depending on the platform, content style, or influencer’s niche. Therefore, platforms like Flinque, do not just provide raw metrics, but contextualize them through comparisons with similar influencers. An influencer might not have the highest follower count, but they could excel at driving their audience towards meaningful action. The correct choice of metrics will largely depend on the brand’s goals, campaign specifics, and what they consider significant interactions.