155 posts analyzed Updated Sep 2026
Averages 5 posts/day, top 50% activity. Most active Tuesdays around 12 PM UTC. Mostly link posts.
r/scifibooks Traffic & Engagement r/scifibooks Traffic & Engagement
Volume and engagement over time Posting volume and engagement over time
Post Format
Upvote Distribution
How upvoted posts perform Only posts with 2+ upvotes. The bands below show how those posts are spread by upvote count.
r/scifibooks Most Active Times When r/scifibooks Is Most Active
Peak posting by day and hour (UTC) When this community posts most, by day and hour (UTC)
Most Active by Day
r/scifibooks Flair Performance r/scifibooks Flair Performance
Upvotes and volume by flair Average upvotes and post volume by flair
| Flair | Posts | Upvotes |
|---|---|---|
| Book Discussion. | 25 (41.0%) | 8 |
| Recommendation Request. | 20 (32.8%) | 8 |
| Classic sci/fi. | 5 (8.2%) | 1 |
| Hard Sci-Fi | 4 (6.6%) | 3 |
| Space Opera | 4 (6.6%) | 5 |
| First Contact | 3 (4.9%) | 1 |
Post Type Breakdown
Share by text, image, or link Share of posts by format: text, image, or link
r/scifibooks Trending Keywords Trending Keywords in r/scifibooks
Ranked by how often they appear Title keywords ranked by how often they appear
| Keyword | Mentions ▼ | Upvotes | Comments |
|---|---|---|---|
| book | 34 (21.9%) | 3 | 9 |
| sci | 33 (21.3%) | 6 | 13 |
| read | 18 (11.6%) | 4 | 14 |
| books | 16 (10.3%) | 6 | 9 |
r/scifibooks Mentioned Domains Mentioned Domains in r/scifibooks
Most linked sites Most linked sites in this subreddit
This community doesn't link off-site.
Its posts are text, images, or discussion rather than outbound links.
r/scifibooks Top Posts Top Performing Posts in r/scifibooks
Highest-performing posts Highest-performing posts. Each title links to Reddit.
Story of my life…
Future| Mysterious past|Gaint settings
Finally finish. Any recommendations on other books like Dune but with more action?
Just got delivered from eBay 🤩
90s sci fi thrift store haul
Is reading Dune worth it?
What good Sci-fi looks like
This week I bought a new iPad for my Sci fi drawings
What’s your favorite spaceship weapon and why?
what do you MEAN there's no sequel?
| Title | Upvotes | Comments | Type | Date |
|---|---|---|---|---|
| Story of my life… | 130 | 6 | image | Sep 23 |
| Future| Mysterious past|Gaint settings | 95 | 12 | image | Sep 26 |
| Finally finish. Any recommendations on other books like Dune but with more action? | 55 | 69 | image | Sep 25 |
| Just got delivered from eBay 🤩 | 53 | 10 | image | Sep 22 |
| 90s sci fi thrift store haul | 48 | 5 | image | Sep 8 |
| Is reading Dune worth it? | 45 | 237 | text | Sep 16 |
| What good Sci-fi looks like | 43 | 12 | image | Sep 21 |
| This week I bought a new iPad for my Sci fi drawings | 37 | 3 | image | Sep 19 |
| What’s your favorite spaceship weapon and why? | 34 | 83 | image | Sep 17 |
| what do you MEAN there's no sequel? | 29 | 9 | image | Sep 12 |
r/scifibooks Audience Overlap r/scifibooks Subreddit Overlap & Related Communities
Overlapping audiences Communities with overlapping audiences
r/scifibooks FAQ Frequently Asked Questions About r/scifibooks
What's the best time to post on r/scifibooks?
Based on posting volume, r/scifibooks is most active on Tuesdays around 12 PM UTC. That window has the most community activity, but busier hours also mean more competition for attention.
How active is r/scifibooks?
r/scifibooks averages 5 posts per day and ranks in the top 50% for activity among tracked SFW subreddits.
How many upvotes do posts on r/scifibooks get?
Posts on r/scifibooks average about 6 upvotes this month (net score per post).
What kind of posts does r/scifibooks get most?
On r/scifibooks, posts are a mix of formats, mostly link posts