#phd
The most viral posts using #phd across TikTok, Instagram, X, Facebook and Pinterest — ranked by real engagement tracked by ViralHunt.
We track 635 posts using #phd across 7 networks, carrying 6.7M engagement between them — an average of 10.6K per post.
It is used most on Bluesky: 487 of the 635 posts we hold, 77% of the total.
Where it performs hardest per post, though, is TikTok, averaging 184K — 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 #phd posts ALL NETWORKS
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Most viral #phd on Bluesky
See all 487 Bluesky posts and track new ones live.
Most viral #phd on Instagram
See all 57 Instagram posts and track new ones live.
Most viral #phd on X / Twitter
See all 37 X / Twitter posts and track new ones live.
Most viral #phd on TikTok
See all 30 TikTok posts and track new ones live.
Most viral #phd on Douyin
See all 16 Douyin posts and track new ones live.
Most viral #phd on Pinterest
See all 6 Pinterest posts and track new ones live.
Most viral #phd on Mastodon
#phd in five questions
What is #phd and where is it used?
A hashtag with 635 posts tracked by ViralHunt across 7 networks, mostly on Bluesky (487 posts). Those posts add up to 6.7M engagement, about 10.6K per post.
Where does #phd perform best?
On TikTok: 184K 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 #phd?
Mostly on Fridays, around 14:00 UTC: 23% of the 611 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 #phd most?
tenuretracker.bsky.social (Bluesky, 114 posts), vacancyedu.bsky.social (Bluesky, 65 posts), NewsfromScience (X / Twitter, 37 posts), neuropsychiatry_ (Instagram, 30 posts), wukang.bsky.social (Bluesky, 12 posts), dr.cal.ur.science.pal (TikTok, 9 posts).
Which hashtags go with #phd?
Other tags with volume on the same networks: #phdlife, #phdposition, #science, #research, #postdoc, #vacancyedu.
When people post with #phd
Hour of day and day of the week of the 611 dated posts carrying this tag (times in UTC). The busiest hour and day are marked.
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