#sub
The most viral posts using #sub across TikTok, Instagram, X, Facebook and Pinterest — ranked by real engagement tracked by ViralHunt.
We track 402 posts using #sub across 2 networks, carrying 32K engagement between them — an average of 80 per post.
It is used most on Bluesky: 400 of the 402 posts we hold, 100% of the total.
And Bluesky is not just where the volume is: it is also where the tag performs best per post, averaging 44.
Ranking comes from the posts themselves rather than from how often the tag appears, and it is recalculated as new posts are collected. How we measure this →
Top #sub posts ALL NETWORKS
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Most viral #sub on Bluesky
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Most viral #sub on TikTok
#sub in five questions
What is #sub and where is it used?
A hashtag with 402 posts tracked by ViralHunt across 2 networks, mostly on Bluesky (400 posts). Those posts add up to 32K engagement, about 80 per post.
Where does #sub perform best?
On Bluesky: 44 engagement per post on average, which is also where it is posted most.
When do people post with #sub?
Mostly on Fridays, around 05:00 UTC: 25% of the 402 dated posts fall in the three hours around that time. Posting when the tag is active is posting when someone is reading it.
Who uses #sub most?
larsphotos.bsky.social (Bluesky, 165 posts), collaredk9.bsky.social (Bluesky, 24 posts), lepus-vrc.bsky.social (Bluesky, 13 posts), maddylovesu.bsky.social (Bluesky, 7 posts), audiobahnoficial (TikTok, 1 posts), integral_chemistry (TikTok, 1 posts).
When people post with #sub
Hour of day and day of the week of the 402 dated posts carrying this tag (times in UTC). The busiest hour and day are marked.
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