StackStats vs Open Analytics

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

StackStats compared with Open Analytics
Detail	StackStats	Open Analytics
What it does	Advanced analytics for Substack writers that runs locally without cloud or subscription	Privacy-first Google Analytics alternative with no cookies, no consent banner, and open-source code
Stage	Not given	Not given
Founded	Not given	Not given
Based in	Not given	US
Pricing model	Paid	Free trial
Pricing	1-Year License: $39 USD (1 device, 1 year of updates, app yours forever after update period). Lifetime License: $79 USD early adopter price (up to 3 devices, every future update forever). After 1-year period, renewal available for $29/yr or no renewal required—app continues working permanently.	Starter: $9/month (50K events, 1 site) or $90/year; Growth: $19/month (500K events, 5 sites) or $190/year; Pro: $49/month (5M events, 10 sites) or $490/year; Enterprise: Custom pricing. All plans include 7-day free trial.
Key features	Subscriber engagement segments identifying Champions, Loyalists, At-Risk, and Ghosts Churn risk scoring for each subscriber on a 0–100 scale Cohort retention analysis tracking last 12 cohorts 90-day subscriber growth forecast Best day and hour to post determined from your own data Superfan and power user identification Open rate decay tracking Geographic audience breakdown by country and US state Content-to-growth correlation analysis 100% local data processing with no cloud or server	Revenue attribution from Stripe and Polar integrations Funnels with step-by-step conversion tracking AI chat to query analytics in plain English Visitor journeys showing session paths and referrers Core Web Vitals tracking (LCP, INP, CLS, TTFB) Weekly digest emails and alerts Campaign and UTM tracking with custom cuts Public dashboards shareable via link Custom event tagging and tracking
What makes it different	Runs entirely locally on your machine with no cloud server or account required One-time payment model with no recurring subscription charges Auto-Sync functionality for one-click Substack data download without manual CSV exports	Open source and self-hostable under AGPLv3 license Simple lightweight script (2KB) with no SDK or build step Revenue attribution directly tied to visitor traffic and campaigns
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)	17 +4 (up) since last check	33 no change since last check
Trust Flow (Majestic)	8	5
Citation Flow (Majestic)	19	30
Referring domains (Majestic)	29	191

5 details filled in for both companies.

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