Who should use SubSignal?

SubSignal is a B2B product built for marketing and sales teams.

Does SubSignal have a free plan?

Yes — there is a free tier, with paid plans for advanced use.

Is SubSignal still maintained?

Unverified. SubSignal has not been re-checked since it entered the index, so there is no finding either way — and only a positive finding would say otherwise.

SubSignal is developed by SubSignal.

Back to the index

SubSignal

Name: SubSignal
Author: SubSignal

subsignal.aiSocial networks & communities

SubSignal monitors Reddit in real time for brand mentions, sales leads, fake reviews, and shill accounts using AI. It provides alerts across all subreddits and can identify AI-written content, such as the high percentage of LLM-generated posts in certain communities. The tool helps businesses and marketers discover opportunities and protect their reputation without constant manual searching. A free tier is available.

FreemiumWebCloud-managed

Visit subsignal.ai

Overview

5 features

SubSignal is a Social networks & communities project. Manually tracking brand mentions, sales opportunities, and suspicious activity across thousands of Reddit subreddits in real time. SubSignal is a B2B product aimed at marketing and sales teams. There is a free tier. It ships for the web.

Behind SubSignal is SubSignal. Key capabilities include Reddit Monitoring, AI Content Detection, and Sales Lead Generation.

Summary written by a language model from the project’s public pages.

Reddit Monitoring
AI Content Detection
Sales Lead Generation
Brand Mention Alerts
Fake Review Detection

Built with & integrations

Framework

Next.js

Hosting

Vercel

AI providers

multiple

Runs on

BrowserCloud-managed

Detected from

Next.js: x-nextjs-prerender header · /_next/static/ in the HTML · __next_f in the HTML
Vercel: x-vercel-id header · x-vercel-cache header

Trust & compliance

Verified signals

HTTPSFree tier

Indexing history

What PulseGate has recorded for this listing

Indexed21 Jul · 22:18 UTC
15% of long-form Reddit posts are AI-written (41% in R/CryptoCurrency) verified via Hacker News firehose (Algolia)
Source: Hacker News firehose (Algolia) · Open

Frequently asked questions about SubSignal

What is SubSignal?: Manually tracking brand mentions, sales opportunities, and suspicious activity across thousands of Reddit subreddits in real time. It is catalogued under Social networks & communities on PulseGate.
Who should use SubSignal?: SubSignal is a B2B product built for marketing and sales teams.
Does SubSignal have a free plan?: Yes — there is a free tier, with paid plans for advanced use.
What platforms does SubSignal run on?: SubSignal runs on the web.
Is SubSignal still maintained?: Unverified. SubSignal has not been re-checked since it entered the index, so there is no finding either way — and only a positive finding would say otherwise.
Who makes SubSignal?: SubSignal is developed by SubSignal.

At a glance

Pricing: Freemium · free tier
Platforms: Web
Languages: English
Built for: Marketing and sales teams
Model: B2B
Solves: Manually tracking brand mentions, sales opportunities, and suspicious activity across thousands of Reddit subreddits in real time.

Index record

Indexed: 21 Jul 2026
Lifecycle: Alive
Last seen: 21 Jul 2026

Identity audit (12)

Slug: 15-of-long-form-reddit-posts-are-ai-written-41-in-r-crypt-subsignal-ai
Lifecycle last checked: 14 Sep 2026
Verification state: Indexed for public listing
Listing state: Listed: yes
Index status: Included in index
Latest evidence snapshot: 21 Jul 2026
Timeline basis: Indexed-at chronology. This listing's first-seen date was written by the catalog backfill, not observed here, so it is not treated as a sighting.
Name from: Derived from the project's own page and URL.
Category from: Recorded source: taxonomy-pass-b.
Summary from: Written by a language model from public pages.
Languages from: Detected by a language model, checked against the page's own declaration.
Canonical URL: https://subsignal.ai/

Ship this? Send a correction — no account, and you get a link to follow it.

Similar projects

Closest matches by what these projects do

Subreddit Signalssubredditsignals.com