To stay abreast of shifting trends and ensure the relevance of creators, brands can utilize numerous tools:

1. Influencer Marketing Platforms: Platforms like Flinque, Hype Auditor, and Upfluence provide in-depth data analytics and trend tracking regarding creators and influencers. They can alert you when an influencer’s relevance is waning, allowing you to adjust your campaigns accordingly.

2. Social Media Analytic Tools: These provide insights into followers’ engagement and reactions towards posts by an influencer. Tools like Sprout Social, Buzzsumo, and Socialbakers allow for tracking of social media metrics, engagement rates, trending content, and sentiment analysis.

3. Google Alerts and Trend Tools: These can help monitor shifts in public interest around specific topics, allowing brands to gauge a creator’s relevance in a broader context.

4. SEO & Keyword Tools: Tools like SEMrush or Ahrefs allow brands to see what keywords are trending in relation to their niche. If a creator’s content is not aligning with these keywords, it might mean they are losing relevance.

However, the choice of tools depends greatly on the specific needs of the company, the nature of the campaign, and the target audience. For instance, Flinque differentiates itself by providing real-time data, and is highly effective for brands that need timely insights.

In summary, brands can employ a variety of tools to ensure they are partnering with relevant creators. Early detection of creators losing relevance can indeed conserve spend and improve campaign outcomes.