A Reddit thread can matter for two different reasons. You might want to help the person asking the question. You might also care about people who find that discussion later. Both are understandable goals, but I'd be clear about which one I'm trying to achieve.

That distinction is useful when comparing Redreach and ICPSignal. Redreach emphasizes Reddit discovery and participation, including search-visible threads. ICPSignal focuses on matching public conversations to your ideal customer and following the resulting lead. There is overlap, so the details deserve a closer look.

Look at the full Redreach offering

Redreach's site describes finding relevant Reddit posts, including threads appearing in search results, AI-guided replies, brand and competitor monitoring, and post management. It also advertises a separate outbound DM workflow with response tracking through an integrated CRM.

That is broader than a directory of old threads. I'd evaluate those capabilities directly while keeping a distinction between advertised features and promised outcomes. Claims about reach, search visibility, or account safety do not establish what will happen for your business.

Sources: Redreach product overview

Decide what would make the reply useful

Consider a hypothetical thread comparing tools in your category. An older discussion may still contain useful questions, but the original author may have made a decision long ago. A current request may offer a more immediate opportunity to help that person. Read the dates and the replies before deciding what you can add.

If you care about visibility, assess whether your contribution would remain useful to someone reading the thread later. If you care about a customer conversation, assess the author's current need and your fit. The same comment doesn't automatically accomplish both.

Try ICPSignal around one customer problem

Describe the customer, their problem, and the requirements your offer can meet. ICPSignal uses that profile to find matching public posts and explain their potential fit. Read the source, prepare a useful reply, and keep track of the response.

The normal sending process requires approval, with optional automation enabled separately. Supported sources and limits depend on the plan and availability. I'd verify the communities and sending options you need before treating any product as a fit.

Keep the outcomes separate

I'd keep one set of notes about the relevance and usefulness of the threads, and another about the conversations that follow. That makes it harder to confuse a visible comment with an interested customer. Neither product's feature list can settle that question for you.

  • For thread participation: check the topic, date, existing answers, and whether you can add something useful.
  • For customer discovery: check the stated need, requirements, response, and evidence of interest.
  • For sending: inspect the account arrangements, review controls, channel limits, and community rules.

Choose a process you can keep doing well

I'd consider Redreach when Reddit discovery, participation, and its additional outreach offering fit the work you want to do. I'd consider ICPSignal when the priority is reviewing potential customers and following their conversations through qualification.

Test with an offer you understand and a small number of posts you can read closely. Judge the quality of the decisions and replies. Expansion can come after you've shown yourself that the process produces work worth continuing.