There are a variety of social media marketing services that address different aspects of social media promotion, analysis, management, and advertising. As of my latest knowledge update in January 2022, here is a list of popular social media marketing services.
1. **Hootsuite**: A social media management platform that allows you to schedule posts, monitor conversations, and analyze performance across different social media channels.
2. **Buffer**: A social media scheduling tool that allows users to plan and publish content across multiple platforms with analytics to measure performance.
3. **Sprout Social**: This platform provides social media management, engagement, and analytics tools to help businesses streamline their social media efforts.
4. **Later**: Focused on Instagram, allowing users to schedule posts, analyze performance, and manage multiple Instagram accounts.
5. **Tailwind**: Primarily for Pinterest and Instagram, Tailwind is a scheduling and analytics tool that helps businesses maximize their presence on these platforms.
6. **CoSchedule**: A comprehensive marketing calendar that includes social media scheduling, content planning, and collaboration features.
7. **Agorapulse**: A social media management tool that provides scheduling, monitoring, and reporting capabilities across a variety of platforms.
8. **MeetEdgar**: Ensure a consistent posting schedule with a social media scheduling tool that helps you recycle and reuse content.
9. **SocialBee**: Social media management tool focused on content scheduling, audience engagement, and growth strategies.
10. **Falcon.io**: All-in-one social media management platform that provides publishing, engagement, analytics, and customer experience management.
11. **Canva**: Although not specifically a social media management tool, Canva is widely used to create visually appealing graphics and posts for social media.
12. **AdEspresso**: AdEspresso, a platform owned by Hootsuite, focuses on optimizing Facebook and Instagram ads.
13. **Sprinklr**: An enterprise-level social media management platform that offers a wide range of services including social listening, customer engagement, and analytics.
14. **Brandwatch**: A social listening and analytics platform that allows businesses to understand and analyze social media conversations.
15. **BuzzSumo**: BuzzSumo is known for content discovery, but it also provides insights into social media performance and influencers.
Please note that the social media marketing landscape is dynamic and new tools may have appeared since the last update. Additionally, the effectiveness of these tools will vary depending on your specific needs and the social media platform you use. Always check the latest features, reviews, and prices before choosing a service.