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Subreddit finder

The subreddits where your audience asks for help.

Type a topic, a problem or a product category. OpenReach searches Reddit for it in several phrasings and ranks the subreddits where it keeps coming up, with the threads behind each one.

  • Reddit
  • Ranked by threads and replies
  • Example threads
  • How recent the activity is

Free, no account: one search at a time, a few a day.

A search costs about $0.06, paid per lookup from your own key. What it costs

What you get

Subreddit search, ranked by activity

  • Threads found

    How many matching threads each subreddit has, across every phrasing of your topic.

  • Replies

    Roughly how many comments those threads got: a subreddit where questions get answered is worth joining.

  • Recency

    When the newest matching thread was posted, so you skip subreddits that went quiet.

  • The threads themselves

    Every thread behind the ranking, linked, with its intent score.

How it works

How to use the subreddit finder

  1. 1

    Type a topic

    A problem, a category or an audience: “freelance invoicing”, “home espresso”.

  2. 2

    Read the ranking

    Subreddits by threads, replies and recency, with example threads.

  3. 3

    Join and listen

    Read the rules, answer questions, and set up a monitor for new threads.

Use it to

Subreddit finder use cases

  • Plan community marketing

    Pick three subreddits to become a helpful regular in, before you ever mention your product.

  • Validate an idea

    See whether people discuss the problem at all, and where.

What it costs

Subreddit finder pricing

A search costs about $0.06. The software is free. You pay the data provider for the lookups a search runs, from your own key, under a monthly limit you set. Free on a self-hosted install with Reddit API credentials.

What one subreddit finder search runs and costs
Part of the searchPrice
Three phrasings, 20 Google results each$0.06

How pricing works

Search data

Start with $5 of free search data

Creator, Google Maps and search data in OpenReach comes from YepAPI. Sign up there and new accounts get $5 in free credit, for a limited time. That is enough to try every tool before you spend anything.

  1. 1

    Sign up at YepAPI

    New accounts get $5 in free credit, for a limited time.

  2. 2

    Copy your API key

    It is on your YepAPI dashboard once you sign in.

  3. 3

    Paste it into OpenReach

    During account setup, or later in Settings. Every tool works from there.

The free credit is YepAPI’s limited-time offer and may end. After it, you pay YepAPI per lookup at its price. OpenReach lists every call with its cost and a monthly limit caps what you spend. See pricing

Subreddit finder FAQ

Does it show subscriber counts?

Not yet. The ranking is based on how often your topic is discussed in each subreddit and how active those threads are, which tells you more about where your audience asks for help than subscriber counts do.

Which communities does it search?

More than 60: Reddit, Quora, Hacker News, GitHub, Stack Overflow and the Stack Exchange sites, DEV, Indie Hackers, Product Hunt, X, LinkedIn, Facebook groups, review sites such as G2, Capterra and Trustpilot, app stores and forums. You pick them per search or per monitor.

How does it search Reddit and Quora?

Through Google search results restricted to each site, and through the free official APIs of Hacker News, GitHub and Stack Exchange. A self-hosted install can also use Reddit’s official API with its own app credentials. OpenReach never works around a site that blocks automated visits.

Does OpenReach post, comment or send messages for me?

No. OpenReach finds people, businesses and conversations and keeps them organised. You reach out yourself, in your own words. That keeps your accounts safe and your outreach honest.

Terms to know

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