Coming Soon

Retention Cohort Analytics Sheet

See where users drop off.

A Google Sheets retention analytics template: cohort retention matrix, churn waterfall, weekly active user trends, and LTV projection from cohort data. Paste your data, get insight.

2 days of setup

5 minutes

80+Files

4,200+Lines of code

80%+Test coverage

5Services

Repository structure

project/

src/

api/

core/

models/

tests/

docker-compose.yml

.github/workflows/

README.md

src/api/auth.py

Tech stack

Python 3.12

FastAPI

PostgreSQL

Redis

Docker

GitHub Actions

The Problem

Amplitude and Mixpanel retention tables do not explain the why behind drop-off

Building a cohort matrix in Google Sheets from scratch is a 2-day project

LTV projections from retention data require formulas most founders do not have

What's Included

Everything you need to ship production-grade code

Cohort Retention Matrix

Week-over-week retention heatmap with conditional formatting.

Churn Waterfall

Visualize where cohorts shrink over time and by how much.

LTV Projection

Lifetime value estimate from average retention curve and ARPU.

WAU/MAU Trend

Stickiness ratio tracking over time with reference benchmarks.

Get the Template

One-time payment. Full source code. Lifetime updates.

Template

$29one-time

Google Sheets template
Data input guide
Interpretation notes per chart

Commercial use allowed

Full source code

Lifetime updates

Frequently Asked Questions

What data do I need to use this?

User signup date and last active date per user. A CSV export from your database is sufficient.