Influencer marketing platforms offer various tools to measure and monitor the performance of influencer campaigns. These tools include:

1. Analytics Dashboard: An interface that displays various metrics like engagement rates, impressions, clicks, conversions, follower growth, and others to evaluate the performance of campaigns. For example, HypeAuditor provides such dashboards for a clear overview of campaign progress.

2. Real-Time Tracking: Influencer platforms provide real-time updates on campaign metrics, allowing brands and influencers to make immediate adjustments if necessary.

3. Audience Analytics: These tools help in understanding the demographics and interests of an influencer’s audience. Heepsy offers such audience analysis tools, providing deep insights into follower age, location, gender, and interests.

4. Competitive Analysis: Platforms may offer a comparison of your brand’s campaign performance versus your competitors, giving an insight into the standing in the market.

5. ROI Measurement: Direct measurement of campaign ROI, calculating the ratio between the profit from the campaign and its cost.

Flinque, for example, takes care of all these aspects, providing a comprehensive package of analytics tools to track and measure the effectiveness of your influencer marketing campaigns. Whether you need real-time tracking, deep audience analytics, or ROI measurement, Flinque offers advanced capabilities to meet your needs.

Remember, the suitability and effectiveness of a platform will depend upon your unique business requirements and goals. Therefore, understanding your objectives before choosing a platform is essential. This could mean depth of analytics, ease of use, cost-effectiveness, or variety of influencers.