r/QuantumComputing↗
Quantum Computing
Academic discussion of all things quantum computing from hardware through algorithms. Not the place for business speculation, memes, or philosophy.
104k subscribers196 posts / mo in Sep 2026 (incl. ~3% by known bots)143 authors / mosince 2009
r/QuantumComputing has 104k members (+26% over the last 12 months). It gets about 196 posts a month from 143 people. Top topics: Quantum Computing, Quantum Computing Trends and Quantum Computing Advances.
When to post on r/QuantumComputing
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How r/QuantumComputing has grown
Subscriber growth
Subscribers over time
Monthly activity
Posts, comments and authors per month
Topics and brands on r/QuantumComputing
Top topics
Share of the subreddit's posts
- Quantum Computing18%
- Quantum Computing Trends9.4%
- Quantum Computing Advances8.4%
- Quantum Computing Advances3.4%
- Moore's Law Transistors0.3%
Brands people mention
Most-mentioned brands and sites, last 12 months
- arXiv.org e-Print archive
- Doi
- IBM
- Nature
- Substack
Everything else about r/QuantumComputing
Posting rules and account requirements, how often posts get removed, who writes here (age, gender, countries), what people ask for, how they talk, and related subreddits — all in the full report.
Posts and activity for Sep 2026. Members from Reddit's subscriber counts. Read from the same data the app runs on. Our research