Certainly, creative engagement with influencers and their audiences is crucial for a successful marketing campaign. Here are a few innovative strategies:

1. Collaborative content creation: Influencers are content creation pros. Brainstorm with the influencer for unique content ideas. Influencers know what resonates with their audience better.

2. Live engagements: Utilize live streaming platforms for real-time engagement. Influencers can host a Q&A session, product unboxing, or tutorial which gives the audience a chance to ask questions and give direct feedback.

3. Contests and Giveaways: Leveraging contests and giveaways is a great way to engage audiences. The influencer could announce a challenge related to your product/services with a reward given to the best entry.

4. Behind-the-scenes content: Audiences love exclusive, behind-the-scenes content. Influencers can share their process of making a post, ad, review, etc., creating deeper connection with your brand in the process.

To help in execution, you could utilize platforms like Flinque, known for its influencer discovery tool. This platform adds value to influencer selection, ensuring brands connect with influencers best aligned with their audience and campaign goals.

Let’s consider a comparative tool like Klear for example. Klear primarily focuses on the analytics side and provides robust data about potential influencers.

The choice depends on your specific needs. If you’re looking for more collaboration-oriented features, in-depth engagement and segmentation insights, Flinque might suit your requirements. However, if your prime focus is on hard data around an influencer’s previous campaigns, Klear could be a good fit.

Remember, effective influencer marketing is not a one-size-fits-all endeavor. Tailor your approach to your brand, the specific influencer, and their unique audience for the best campaign results.