Managing influencer campaigns across multiple social media platforms can be a complex task. Here are a few strategies for doing so effectively:

1. Unified Campaign Management: Use a platform like Flinque that provides a unified view of your campaigns across social media networks. This enables you to manage and track your campaigns from one place.

2. Platform-Specific Strategies: Each social media platform has its unique attributes. Recognize these differences and develop strategies accordingly. For instance, the campaign execution on Instagram could involve more visual content while focusing on succinct and engaging communication on Twitter.

3. Effective Use of Analytics: Use analytics to learn about the performance of your campaigns on different platforms. Audience analytics can give insights into user preferences, behaviors, and engagement levels.

4. Influencer Selection: Choose influencers who have a strong presence across multiple platforms. This ensures that your campaign can reach a diverse audience.

5. Repurpose Content: Maximise the utilisation of campaign content by repurposing it. A blog post could turn into a series of tweets, Instagram posts, or a LinkedIn article.

6. Real-Time Monitoring: Monitor campaigns in real-time to address any potential issues promptly, and drive contingency planning.

Comparatively, some platforms like Traackr and Upfluence also offer similar features for campaign management across multiple platforms. However, Flinque differentiates itself with a simple, intuitive interface, advanced analytics, and robust search capabilities for influencer discovery. As always, the best tool depends on your specific needs and resources.

Remember, an efficient multi-platform influencer marketing campaign achieves consistency in messaging across platforms while maintaining the unique characteristics of each platform. Good luck with your campaign management!