r/Startup_Ideas↗
Startup ideas - for inventors, entrepreneurs and investors
This subreddit is for sharing innovative startup ideas. Links and discussion about startups and descriptions of startups are welcome! Share ideas. Improve ideas. Expand upon other ideas. Combine ideas. Implement ideas.
349k subscribers2,278 posts / mo in Sep 2026 (incl. <1% by known bots)1,834 authors / mosince 2014
r/Startup_Ideas has 349k members (+79% over the last 12 months). It gets about 2,278 posts a month from 1,834 people. Top topics: App Building Journey, Building Projects and First Users and Revenue.
When to post on r/Startup_Ideas
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How r/Startup_Ideas has grown
Subscriber growth
Subscribers over time
Monthly activity
Posts, comments and authors per month
Topics and brands on r/Startup_Ideas
Top topics
Share of the subreddit's posts
- App Building Journey1.6%
- Building Projects1.2%
- First Users and Revenue0.9%
- iOS Apps & Development0.5%
- SaaS Launches and Marketing0.4%
Brands people mention
Most-mentioned brands and sites, last 12 months
- Apple
- microlaunch
- Beatable
- Product Hunt
- Microsoft
Everything else about r/Startup_Ideas
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