ReplyGen vs Keyword Cluster

A side-by-side comparison built from both listings. Blank cells mean the company has not given that detail; we never guess.

ReplyGen compared with Keyword Cluster
Detail	ReplyGen	Keyword Cluster
What it does	AI reply generator Chrome extension for LinkedIn, X, and Threads	Chrome extension for keyword clusters and SEO insights
Stage	Startup	Not given
Founded	2025	Not given
Based in	IN	Not given
Pricing model	Freemium	Free
Pricing	Free: 25 generation tokens, 7-day trial, full tone customization. Pro: $15.99 one-time per platform, 1,500 generation tokens, lifetime access, BYOK support. Token refill packs: $4.99 for 1,500 tokens.	Not given
Key features	Context-aware reply generation across LinkedIn, X, and Threads No social media login required Privacy-first design with no data storage	Keyword clustering by search intent Long-tail keyword discovery AI-powered keyword grouping Real-time insights on Google and Bing Topic cluster identification Related search query suggestions No account or login required Support for Google, Bing, and YouTube
What makes it different	No social media credentials required, privacy-first approach Dedicated extension per platform with platform-specific optimization Passwordless magic link authentication for simplicity	Shows keyword clusters directly in search results without leaving Google or Bing Completely free with no account needed Eliminates need to switch between multiple SEO tools Groups keywords by search intent for better content alignment
Free plan	Not given	Not given
Open source	Not given	Not given
Platforms	Not given	Not given
Public API	Not given	Not given
Community votes	0	0
DR (Domain Rating by Ahrefs)	23 no change since last check	11 no change since last check
Trust Flow (Majestic)	21	3
Citation Flow (Majestic)	20	23
Referring domains (Majestic)	52	50

4 details filled in for both companies.

More alternatives to ReplyGen More alternatives to Keyword Cluster