#booktok
The most viral posts using #booktok across TikTok, Instagram, X, Facebook and Pinterest — ranked by real engagement tracked by ViralHunt.
We track 1987 posts using #booktok across 4 networks, carrying 22.4M engagement between them — an average of 11.3K per post.
It is used most on Bluesky: 1832 of the 1987 posts we hold, 92% of the total.
Where it performs hardest per post, though, is TikTok, averaging 184.1K — so the tag is posted most in one place and lands best in another, which is exactly the difference worth knowing before choosing where to use it.
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 #booktok posts ALL NETWORKS
Filter by network, track every new post, and get alerts when #booktok starts trending.
Most viral #booktok on Bluesky
See all 1.8K Bluesky posts and track new ones live.
Most viral #booktok on TikTok
See all 121 TikTok posts and track new ones live.
Most viral #booktok on Pinterest
See all 29 Pinterest posts and track new ones live.
Most viral #booktok on Instagram
#booktok in five questions
What is #booktok and where is it used?
A hashtag with 2K posts tracked by ViralHunt across 4 networks, mostly on Bluesky (1.8K posts). Those posts add up to 22.4M engagement, about 11.3K per post.
Where does #booktok perform best?
On TikTok: 184.1K engagement per post on average, even though it is posted more on Bluesky. It is used in one place and works better in another.
When do people post with #booktok?
Mostly on Thursdays, around 13:00 UTC: 21% of the 2K 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 #booktok most?
saddletramp1956.bsky.social (Bluesky, 337 posts), courtzreader.bsky.social (Bluesky, 192 posts), valentinewriting.bsky.social (Bluesky, 113 posts), hiphuntsville.bsky.social (Bluesky, 60 posts), sciencewithana (TikTok, 13 posts), modernday_eratosthenes (TikTok, 12 posts).
Which hashtags go with #booktok?
Other tags with volume on the same networks: #wildlife, #musicsky, #cdnpoli, #naturephotography, #photography, #birdoftheday.
When people post with #booktok
Hour of day and day of the week of the 2K dated posts carrying this tag (times in UTC). The busiest hour and day are marked.
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