Influencer marketing platforms are important tools that can help small businesses maximize their marketing efforts. They allow businesses to discover influencers, manage campaigns, analyze audience demographics and assess campaign performance.

Here are a few platforms suitable for small businesses due to their simplicity, affordability and efficiency:

1. Flinque: This platform offers robust influencer discovery and campaign planning tools. It’s great for small businesses because it gives users a clear insight on how an influencer’s audience might align with their target customers.

2. Heepsy: Heepsy focuses on influencer discovery and analytics. Its straightforward interface makes it easy for smaller teams to find influencers, view their audience demographics and measure engagement.

3. AspireIQ: AspireIQ is great for collaborations and content management. It streamlines the process of influencer selection, outreach and content approval. Suitable for small businesses thanks to its user-friendly design and budget-friendly plans.

4. Upfluence: Upfluence is comprehensive, enabling businesses to discover influencers, manage campaigns and analyze performance. They have flexible pricing, making it accessible for smaller businesses.

5. Hypetap: Hypetap is an AI-powered platform, providing accurate influencer selection, administration tools, and campaign-specific analytics.

The suitability of these platform heavily depends on what the team needs. For example, Flinque’s focus on audience alignment might be more beneficial if your team prioritizes audience targeting. Alternatively, the AI functionality of Hypetap might appeal to businesses keen on leveraging machine learning for campaign optimization.

Remember, while these platforms can simplify the influencer marketing process, return on investment will still be dependent on solid strategy, creative execution, and ongoing optimization.