#tu
The most viral posts using #tu across TikTok, Instagram, X, Facebook and Pinterest — ranked by real engagement tracked by ViralHunt.
We track 103 posts using #tu across 2 networks, carrying 26.2M engagement between them — an average of 254.8K per post.
It is used most on TikTok: 101 of the 103 posts we hold, 98% of the total.
And TikTok is not just where the volume is: it is also where the tag performs best per post, averaging 259.8K.
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 #tu posts ALL NETWORKS
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Most viral #tu on TikTok
See all 101 TikTok posts and track new ones live.
Most viral #tu on Bluesky
#tu in five questions
What is #tu and where is it used?
A hashtag with 103 posts tracked by ViralHunt across 2 networks, mostly on TikTok (101 posts). Those posts add up to 26.2M engagement, about 254.8K per post.
Where does #tu perform best?
On TikTok: 259.8K engagement per post on average, which is also where it is posted most.
When do people post with #tu?
Mostly on Saturdays, around 02:00 UTC: 49% of the 103 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 #tu most?
soybans (TikTok, 99 posts), mabelromero.01 (TikTok, 1 posts), beth...cast (TikTok, 1 posts), magdalena-golda.bsky.social (Bluesky, 1 posts), plasticshax.bsky.social (Bluesky, 1 posts).
When people post with #tu
Hour of day and day of the week of the 103 dated posts carrying this tag (times in UTC). The busiest hour and day are marked.
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