#throwback
The most viral posts using #throwback across TikTok, Instagram, X, Facebook and Pinterest — ranked by real engagement tracked by ViralHunt.
We track 521 posts using #throwback across 7 networks, carrying 21.2M engagement between them — an average of 40.7K per post.
It is used most on Bluesky: 427 of the 521 posts we hold, 82% of the total.
Where it performs hardest per post, though, is TikTok, averaging 424.6K — 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 #throwback posts ALL NETWORKS
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Most viral #throwback on Bluesky
See all 427 Bluesky posts and track new ones live.
Most viral #throwback on TikTok
See all 43 TikTok posts and track new ones live.
Most viral #throwback on X / Twitter
See all 21 X / Twitter posts and track new ones live.
Most viral #throwback on Instagram
See all 20 Instagram posts and track new ones live.
Most viral #throwback on Mastodon
Most viral #throwback on Pinterest
Most viral #throwback on Tumblr
#throwback in five questions
What is #throwback and where is it used?
A hashtag with 521 posts tracked by ViralHunt across 7 networks, mostly on Bluesky (427 posts). Those posts add up to 21.2M engagement, about 40.7K per post.
Where does #throwback perform best?
On TikTok: 424.6K 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 #throwback?
Mostly on Sundays, around 19:00 UTC: 21% of the 511 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 #throwback most?
marklondonphoto.bsky.social (Bluesky, 153 posts), natmetabolism.nature.com (Bluesky, 17 posts), svgdtcxu.bsky.social (Bluesky, 14 posts), ScienceNews (X / Twitter, 12 posts), terracruxis.bsky.social (Bluesky, 10 posts), espn (TikTok, 10 posts).
When people post with #throwback
Hour of day and day of the week of the 511 dated posts carrying this tag (times in UTC). The busiest hour and day are marked.
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