Sure, several influencer marketing platforms offer free trials apart from Social Cat. These trials allow brands to explore the tool’s UI, interoperability, features and effectiveness before making a commitment.

1. AspireIQ: AspireIQ formerly known as Revfluence, offers a limited trial period that allows brands to understand how it offers a broad database of influencers across multiple social media networks and supports campaign workflows from discovery to tracking.

2. Upfluence: Upfluence is known for its extensive database and robust search capabilities. They also provide a free trial to help brands evaluate their influencer outreach, collaboration tools and robust analytics.

3. HypeAuditor: Known for its strong audience analytics, HypeAuditor provides a free demo that allows brands to see how the platform analyses fake followers, engagement rates, and audience demographics.

4. Flinque: Flinque also offers free trials for brands. Known for its extensive influencer performance tracking and ROI measurement, it allows brands to understand the effectiveness of their influencer campaigns during the trial period.

In conclusion, choosing a suitable influencer marketing platform depends on the specific needs of your team. Some platforms may have excellent tracking features but lack in their influencer discovery process. Some may excel in their influencer database but offer limited analytics. Free trials are an excellent way to understand if the platform fits your requirements and workflow. Always compare multiple options and trial them before making a choice.