Abtz Analytics vs StackStats

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

Abtz Analytics compared with StackStats
Detail	Abtz Analytics	StackStats
What it does	Privacy-first web analytics that just works	Advanced analytics for Substack writers that runs locally without cloud or subscription
Stage	Not given	Not given
Founded	Not given	Not given
Based in	JP	Not given
Pricing model	Paid	Paid
Pricing	$5/month or $42/year (annual billed once). 14-day free trial available. 30-day money-back guarantee.	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.
Key features	Real-time traffic reports with visitor insights No cookies or cookie banners required GDPR, CCPA, and PECR compliant by design Lightweight tracking script under 3KB Rarely blocked by ad blockers Unlimited domains and page views Unlimited custom events Unlimited data retention Works with WordPress, Webflow, Next.js and any platform	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
What makes it different	One flat price with no metered pageviews or surprise bills Much lighter tracking script than Google Analytics at 3KB versus 50KB Privacy compliant by design without needing cookie consent Simple, clean dashboard requiring no training or data science knowledge 1% of revenue donated to carbon removal	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
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)	16 no change since last check	17 +4 (up) since last check
Trust Flow (Majestic)	2	8
Citation Flow (Majestic)	27	19
Referring domains (Majestic)	36	29

5 details filled in for both companies.

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