r/PolyFidelity is a subreddit with 11k members. The community frequently discusses relationship, poly, advice, triad, and polycule, and the most common flair used is seeking advice, discussion, weekly thread, personal story, and question.
A subreddit for those that practice or are interested in polyfidelity — a form of polyamory where all members agree to be sexually active only with other members of the group.
Popular Topics in r/PolyFidelity
#1
Relationship
39 posts
#2
Poly
36 posts
#3
Advice
34 posts
#4
Triad
33 posts
#5
Polycule
22 posts
#6
Polyamory
18 posts
#7
Relationships
18 posts
#8
Polyfidelity
16 posts
#9
Dating
8 posts
#10
Poly Relationship
7 posts
Flair Used in r/PolyFidelity
#1
seeking advice
: "I’m that classic heartbroken unicorn that should have known better. Feeling alone."
14 posts
#2
discussion
: "Mid week throuple date night"
8 posts
#3
weekly thread
: "What have you and your polycule been up to this last week, and any plans for the weekend?"
5 posts
#4
personal story
: "My Triad Had a Commitment Ceremony Last Weekend (MFM)"
3 posts
#5
question
: "Holidays - a two parter!"
3 posts
#6
news
: "Are throuples and polyfidelity relationships really that rare? Check out the data (and the myths) (and the survey!) about ethical non-monogamy."
2 posts
Member Growth in r/PolyFidelity
Yearly
+4k members(61.0%)
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About
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This page gives a focused view of r/PolyFidelity, including current member size, discussion patterns, product reviews, and related communities to explore.
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Last updated: October 31, 2026