#f1
The most viral posts using #f1 across TikTok, Instagram, X, Facebook and Pinterest — ranked by real engagement tracked by ViralHunt.
We track 9139 posts using #f1 across 6 networks, carrying 29.4M engagement between them — an average of 3.2K per post.
It is used most on Bluesky: 8746 of the 9139 posts we hold, 96% of the total.
Where it performs hardest per post, though, is TikTok, averaging 281K — 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 #f1 posts ALL NETWORKS
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Most viral #f1 on Bluesky
See all 8.7K Bluesky posts and track new ones live.
Most viral #f1 on Douyin
See all 197 Douyin posts and track new ones live.
Most viral #f1 on X / Twitter
See all 107 X / Twitter posts and track new ones live.
Most viral #f1 on TikTok
See all 71 TikTok posts and track new ones live.
Most viral #f1 on Instagram
See all 11 Instagram posts and track new ones live.
Most viral #f1 on Pinterest
See all 7 Pinterest posts and track new ones live.
#f1 in five questions
What is #f1 and where is it used?
A hashtag with 9.1K posts tracked by ViralHunt across 6 networks, mostly on Bluesky (8.7K posts). Those posts add up to 29.4M engagement, about 3.2K per post.
Where does #f1 perform best?
On TikTok: 281K 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 #f1?
Mostly on Sundays, around 15:00 UTC: 20% of the 9.1K 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 #f1 most?
rodejong.bsky.social (Bluesky, 752 posts), f1br.bsky.social (Bluesky, 709 posts), notf1.bsky.social (Bluesky, 513 posts), handle.invalid (Bluesky, 328 posts), F1 (X / Twitter, 71 posts), espn (TikTok, 28 posts).
When people post with #f1
Hour of day and day of the week of the 9.1K dated posts carrying this tag (times in UTC). The busiest hour and day are marked.
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