Glossary

Monthly Active Users (MAU)

Monthly Active Users (MAU) represents the total number of unique individuals who engage with a digital product such as a mobile app or website within a 30-day period. It is one of the most widely used metrics in product analytics, marketing, and growth measurement.

In practical terms, MAU shows how many people are actually using your product on a recurring monthly basis. It helps marketers, developers, and product managers understand engagement, retention, and the overall health of their app.

To calculate MAU, each user is counted only once within the time frame, even if they interact multiple times. Tracking MAU over time provides valuable insights into growth trends, customer behavior, and the impact of marketing efforts.

Why MAU Matters

MAU is a key indicator of an app’s real reach and engagement. A high MAU typically reflects strong user interest and consistent value delivery, while a decline may point to retention issues or reduced satisfaction.

Monitoring MAU helps businesses:

  • Evaluate user engagement and how often people return to the app.
  • Measure the effectiveness of marketing campaigns and user acquisition strategies.
  • Track growth momentum and forecast future performance.
  • Identify churn or declining activity before it becomes critical.
  • Inform monetization strategies based on active audience size.

By analyzing MAU alongside other metrics like DAU (Daily Active Users) and retention rate, teams can better understand whether their growth is sustainable.


How MAU is Calculated

MAU is calculated by counting the total number of unique users who perform at least one meaningful action within a defined 30-day period.

Formula:

MAU = Number of unique users active within a 30-day period

However, what qualifies as an “active user” can vary depending on business goals. Some examples include:

  • A user who opens the app.
  • A user who logs in or performs a key in-app action (such as purchasing, posting, or sharing).
  • A registered user who completes a transaction or session.

The key is to define “active” clearly and apply it consistently.


MAU vs. DAU and the Stickiness Ratio

MAU alone provides a monthly snapshot, but when paired with DAU (Daily Active Users) it offers deeper insight into user loyalty and engagement.

The DAU/MAU ratio, often called the stickiness ratio, measures how frequently users return.

Formula:

DAU ÷ MAU × 100 = Stickiness (%)

For example, if your app has 8,000 MAUs and 2,000 DAUs, your stickiness rate is 25%. A rate between 20% and 25% is considered strong across most industries, meaning your users are engaging regularly.


Benefits of Tracking MAU

  • Measures engagement: Shows how many users are consistently using the app.
  • Evaluates marketing effectiveness: Reveals the success of campaigns in driving real usage.
  • Improves retention strategy: Identifies when engagement begins to drop so you can act early.
  • Supports revenue forecasting: MAU often correlates directly with monetization potential.
  • Guides product improvement: Highlights which features encourage repeat usage.

Limitations of MAU

Although MAU is a valuable metric, it should not be viewed in isolation.

1. Lack of standardization

Each company defines “active user” differently, which makes comparing MAU across products unreliable.

2. Shallow engagement

A user who logs in once is still counted as “active,” even if their interaction is minimal.

3. Inflation during marketing bursts

MAU can temporarily spike due to campaigns or app launches without reflecting genuine engagement.

4. Quality vs. quantity

MAU measures quantity of users, not the quality or depth of their activity. A smaller, loyal base can be more valuable than a large but inactive one.

To overcome these limits, MAU should always be analyzed alongside metrics such as retention, LTV (Lifetime Value), and ARPU (Average Revenue Per User).


How to Increase MAU

1. Improve onboarding

A clear, engaging onboarding experience encourages users to return and explore more features.

2. Personalize communication

Use targeted messages, push notifications, or emails tailored to each user’s behavior.

3. Optimize push and in-app notifications

Send timely, valuable reminders rather than frequent, irrelevant alerts.

4. Deep linking for seamless journeys

Guide users directly to specific content or offers within your app, creating smoother experiences.

5. Continuous improvement

Regularly release updates, fix bugs, and introduce relevant features that enhance the app’s value.

6. Re-engage dormant users

Use retargeting, special offers, or reminder emails to bring inactive users back into the app.


FAQs

What does MAU stand for?

MAU stands for Monthly Active Users. It measures the number of unique users who interact with an app or website during a 30-day period.

What is considered an “active” user?

An active user performs at least one defined action within the app. This could be logging in, making a purchase, or completing another meaningful task.

Why is MAU important?

MAU helps track engagement and retention trends, showing whether your product maintains an active user base.

How is MAU different from DAU?

MAU tracks users active in a month, while DAU focuses on those active daily. Comparing both gives insight into engagement consistency.

What is a good DAU/MAU ratio?

A ratio between 20% and 25% is considered strong. Higher percentages indicate that users return more frequently.

Can MAU measure revenue?

Not directly. However, it supports revenue analysis when combined with metrics like ARPU and LTV.

What tools can I use to track MAU?

You can use analytics platforms, mobile measurement partners (MMPs), and mobile linking platforms (MLPs) to track MAU and related engagement metrics.


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