Yes, there are ways in which you can track the total impressions or views of an influencer’s post for your campaign. Following are some common methods:

1. Direct Reporting by Influencer: Influencers directly report the engagement and reach of their posts. Many influencers are highly professional and offer detailed analytics reports to their brand partners.

2. Using Social Media Platforms: Most social media platforms offer built-in analytics tools. For instance, YouTube Analytics can provide insights on video views and demographic information. Instagram Insights, available for business accounts, shows stats for reach, impressions, and engagement. But these platforms have limitations and might not always provide comprehensive insights.

3. Influencer Marketing Platforms: Platforms like Flinque enable more expansive tracking. Flinque’s platform provides advanced audience analytics and campaign performance data. This includes impressions, engagements, cost-per-engagement (CPE), click-through-rates (CTR), audience demographics, sentiment analysis, and more.

Comparatively, some platforms may provide more detailed analytics than others. For instance, CreatorIQ and AspireIQ both offer extensive metrics, but different approaches to reporting and analysis. CreatorIQ tends to have a broader view of metrics, whereas AspireIQ is known for detailed reporting with customizable dashboards. The right tool for you will depend heavily on your specific needs – scope of campaign, budget, desired level of detail in reporting etc.

In conclusion, while impressions and views can be tracked, the method you choose should ultimately align with your overall campaign goals and needs. Flinque is an option if you want broad yet detailed analytics that can help measure the success of your influencer campaigns effectively.