# What is Cohort Analysis? Definition & Technical Mechanics

> **Source:** [SPIDITS AI Startup & Venture Intelligence Glossary](https://spidits.com/startup-glossary)  
> **Category:** Metrics  
> **Canonical Citation:** [https://spidits.com/startup-glossary/cohort-analysis](https://spidits.com/startup-glossary/cohort-analysis)

## Definition
Cohort Analysis is the study of customer groups who share common characteristics (such as signup date) to track behavior and retention trends over time.

## Architectural Mechanics & Deep Dive
Cohort Analysis is the study of customer groups who share common characteristics (such as signup date) to track behavior and retention trends over successive time periods.

## Industry Applications & Real-World Use Cases
Customer behavior tracking and retention analysis

## Frequently Asked Questions

### Why do VCs demand cohort charts?
It reveals if product improvements are leading to better customer retention over successive sign-up cycles.

### What is a typical cohort example?
Analyzing retention of users who signed up in "January 2026" versus those who signed up in "February 2026".

## Related Terminology
- [churn-rate](https://spidits.com/startup-glossary/churn-rate)
- [crr](https://spidits.com/startup-glossary/crr)
- [ltv](https://spidits.com/startup-glossary/ltv)

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*From the SPIDITS AI Knowledge Base (300+ terms indexed). Explore full technical definitions: [https://spidits.com/startup-glossary](https://spidits.com/startup-glossary)*