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.

How long has SubSignal been around?

SubSignal first shipped in 2023.

Back to the index

SubSignal

Name: SubSignal
Author: SubSignal

subsignal.aiBusiness & Operations

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 Business & Operations 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, and it first shipped in 2023. 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 against its public source
Source: PulseGate · 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 Business & Operations 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.
How long has SubSignal been around?: SubSignal first shipped in 2023.

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.

Live coverage

Identity confidence: High · 87.8
Indexed: 21 Jul 2026
Lifecycle: Alive
Last seen: 21 Jul 2026

Identity audit (13)

Slug: 15-of-long-form-reddit-posts-are-ai-written-41-in-r-crypt-subsignal-ai
Lifecycle state recorded: 21 Jul 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: Assigned by a language model.
Summary from: Written by a language model from public pages.
Languages from: Detected by a language model, checked against the page's own declaration.
Last updated: 3 Aug 2026
Canonical URL: https://subsignal.ai/

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

Similar apps

Closest matches by what these projects do

Subreddit Signalssubredditsignals.com