HASHTAGS/#phd

#phd

The most viral posts using #phd across TikTok, Instagram, X, Facebook and Pinterest — ranked by real engagement tracked by ViralHunt.

635posts tracked
6.7Mtotal engagement
7networks

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

TIKT2.9M
TIKT880.6K
TIKT678.4K
TIKT384.2K
INST286.1K
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Most viral #phd on Bluesky

BLUE295
BLUE126
BLUE85
BLUE82
BLUE80

Most viral #phd on Instagram

INST286.1K
INST141K
INST59.7K
INST49K
INST38.4K

Most viral #phd on X / Twitter

X / 122
X / 68
X / 54
X / 53
X / 42

Most viral #phd on TikTok

TIKT2.9M
TIKT880.6K
TIKT678.4K
TIKT384.2K
TIKT99.8K

Most viral #phd on Douyin

DOUY228.7K
DOUY161.7K
DOUY35.5K
DOUY
Lu, I'm Here!
@Ok · Douyin
24.1K
DOUY16.4K
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Most viral #phd on Pinterest

PINT
Discover Protists
@micromarketshop · Pinterest
1.3K
PINT
#futurescientist🧪💕
@sophiee_wuee · Pinterest
967
PINT661
PINT58
PINT
Pinterest post by @casherson1277
@casherson1277 · Pinterest
1
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Most viral #phd on Mastodon

MAST137
MAST81

#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.

By hour (UTC)

00061218

By weekday

SunMonTueWedThuFriSat

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