Substack has recently expanded its features to allow live video co-hosting, helping creators diversify their content and grow subscriber counts. Creators such as Dan Harris, with a meditation newsletter, have reported spikes in subscriptions, particularly after collaborating on livestreams with others like Sharon McMahon and Van Jones. While quantifying the exact subscriber increase is challenging, tools such as Substack's Recommendations have facilitated creator collaboration. As of early 2025, co-hosted videos have become common, with significant engagement among Substack's top creators, indicating a robust trend towards collaborative content creation.
As of 2025, one in three of creators' live videos on Substack are co-hosted, reflecting a growing trend of collaboration to boost audiences.
Dan Harris noted that his livestreams with other Substack creators led to a notable increase in subscribers, indicating the effectiveness of co-hosting.
With 82 percent of Substack's top 250 creators embracing audio and video, including live formats, the platform shows strong engagement from key creators.
The Recommendations tool on Substack has proven beneficial for creators like Harris, who gained significant new subscribers while collaborating with other content creators.
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