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What is Retention rate?

Definition, examples, and more

Definition

The percentage of users who remain engaged with the app or continue their subscription over a specific period. High retention leads to higher LTV and reduced reliance on constant acquisition.

How to Calculate

Retention Rate = Users Active at End of Period / Users at Start of Period x 100. Day N Retention = Users Active on Day N / Users Who Installed on Day 0 x 100.

Example

A language app tracks Day 1 retention (62%), Day 7 (35%), Day 30 (22%), and subscription renewal rate (88% monthly). After adding daily practice reminders and streak mechanics, Day 7 improves to 42% and Day 30 to 29% — improvements that flow downstream into higher subscription conversion and renewal.

Why Retention rate Matters

Retention is the single biggest lever for subscription business health. A fitness app improved Day 30 retention from 18% to 25% through better onboarding and push notifications. This 7-point improvement led to 40% more subscribers reaching their first renewal, adding $480K in annual revenue without spending more on acquisition.

Frequently Asked Questions

What retention benchmarks should I target?

Day 1: 40-60%. Day 7: 25-40%. Day 30: 15-25%. Monthly subscription renewal: 85-95%. These vary by category. Track your own trends — improvement over time matters more than hitting absolute benchmarks.

What is the biggest driver of retention?

Delivering core value quickly and repeatedly. Users who experience your app's primary benefit within the first session retain dramatically better. For a meditation app, that means completing a meditation. For a fitness app, finishing a workout. Time-to-value is everything.

How are retention and churn related?

They are inverses. Retention Rate = 100% - Churn Rate. If your monthly retention is 92%, your monthly churn is 8%. Small retention improvements compound into large LTV gains because they extend the average subscriber lifetime exponentially.

Category
Subscription App Terminology
Related Area
Mobile App Growth & Monetization

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