Platforms like Grin provide you with proven outreach templates that help you to engage influencers more effectively.
But if you’re hosting the giveaway, you can use giveaway and contest platforms, although they aren’t necessarily influencer marketing platforms.
You can use influencer marketing platforms to monitor how the content created by influencers is performing in terms of reach, engagement, and more.
While many influencer marketing platforms only provide basic features like influencer discovery, more comprehensive ones such as Grin and Revfluence have made it easier to monitor your ROI.