Influencer marketing platforms, like Flinque, utilize various tools to help detect creator overuse. Here’s how:

1. Engagement Rate Analysis: By analyzing the engagement rate of each post, you can identify a declining trend indicating overuse. A plummeting engagement rate often shows that audiences are becoming immune to the influencer’s messaging.

2. Content Analysis: Machine-learning powered content analysis can help in understanding the diversity and creativity in an influencer’s content pattern. If the analysis reveals repetitive or similar content, it could be a sign of creator overuse.

3. Audience Sentiment Analysis: This tool helps to monitor audience reactions to the creator’s content. Negative feedback or disengagement signals potential overuse.

4. Saturation Metric: Some platforms offer a saturation score. A high score indicates that the creator is working with many brands, possibly diluting their effectiveness.

Comparatively, services like Upfluence or Influentally might solely focus on engagement metrics, but Flinque gives an extensive view by offering comprehensive analytics such as Content, Sentiment, and Saturation analysis along with engagement metrics. It’s important to remember that selecting a tool depends on your brand’s specific needs and goals.

In real-world scenarios, a brand might start by analyzing engagement rates and content analysis. If they notice decreasing engagement or repetitive content, they might further delve into sentiment or saturation analysis for a deeper understanding. Ultimately, these tools help brands maintain the efficacy of their influencer marketing endeavours.