StackStats vs Obolith

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 Obolith
Detail	StackStats	Obolith
What it does	Advanced analytics for Substack writers that runs locally without cloud or subscription	Find the cheapest way to run AI
Stage	Not given	Not given
Founded	Not given	Not given
Based in	Not given	FR
Pricing model	Paid	Not given
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.	Not given
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	Daily updated LLM API pricing from OpenRouter Six focused cost calculators AI infrastructure glossary with 49 defined terms
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	Prices normalised and re-checked every day from automated sources Independent rankings never for sale Blended pricing metric that weights input 3x to output Unified cost calculator across entire AI stack
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	1 +1 (up) since last check
Trust Flow (Majestic)	8	3
Citation Flow (Majestic)	19	21
Referring domains (Majestic)	29	7

3 details filled in for both companies.

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