Microsoft Defender: Security
Store data observed · From public App Store data · How we score apps
- Business
- App Store
- United States
- 4.721,617 ratings
- Free download
- Updated
- Observed
Ratings
Observed22K4.7★ average
Chart position
Observed—Not on the top charts
90-day growth
—not enough history yet
Opportunity score
AI-derived9/100Weak · low confidence
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About Microsoft Defender: SecurityObserved
Microsoft Defender: Security is a Business app by Microsoft Corporation on the United States App Store. Released Nov 29, 2020; last updated Oct 5, 2026 (version 1.1.81300102). Microsoft Defender: Security is free to download.
As of Oct 9, 2026, Microsoft Defender: Security has a 4.7-star average rating from 21,617 ratings on the United States App Store. MRRBeam rates the success of Microsoft Defender: Security 51/100 (rising).
Microsoft Defender is an online security app for your personal life[1]and work [2]. Use Microsoft Defender for individuals[1] at home and on the go to stay safer online. Defender is an easy-to-use app that helps keep you and your family one step ahead of threats.
- Success score
- 51/100 Rising
- In Business
- Outside the top 100
- Chart position
- Not on the top charts
- Developer
- Microsoft Corporation
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Top Business apps
The most successful Business apps MRRBeam tracks in the United States.
Microsoft Defender: Security: common questions
- What is Microsoft Defender: Security?
- Microsoft Defender: Security is a Business app developed by Microsoft Corporation, available on the App Store. It was first released on Nov 29, 2020.
- How is Microsoft Defender: Security rated?
- Microsoft Defender: Security has a 4.7-star average rating from 21,617 ratings on the United States App Store as of Oct 9, 2026.
- How much does Microsoft Defender: Security cost?
- Microsoft Defender: Security is free to download.
- Is Microsoft Defender: Security successful?
- MRRBeam rates the success of Microsoft Defender: Security 51/100 (rising). The success score combines rating volume, chart position and average rating.
- When was Microsoft Defender: Security last updated?
- Microsoft Defender: Security was last updated on Oct 5, 2026 (version 1.1.81300102).
- What are alternatives to Microsoft Defender: Security?
- Similar Business apps tracked by MRRBeam include Indeed Job Search, Microsoft Teams, DoorDash - Dasher, LinkedIn: Community & Network and Zoom Workplace.
- Is there room to build a competitor to Microsoft Defender: Security?
- MRRBeam's opportunity score for Microsoft Defender: Security is 9/100. Limited opening: an older app, a crowded category with entrenched leaders and a strong 4.7★ rating.