Best Free Iphone Security App

250+ iOS apps curated and reviewed

4.6 avg rating
20 free apps
Updated October 2026

The best free iphone security app on iPhone average 4.6★ across 250+ titles — we've ranked them by what real users actually keep on their phones. Updated October 2026.

Compare top Free Iphone Security App (October 2026)

#AppPriceRatingAdsIn-App PurchasesUpdated
1Verizon ProtectVerizon ProtectFree4.7★ (46K)NoNoNov 2026
2Avast One: Security & PrivacyAvast One: Security & PrivacyFree4.7★ (100K)NoYesNov 2026
3Duo MobileDuo MobileFree4.9★ (2.3M)NoNoNov 2026
4Guardio - Mobile SecurityGuardio - Mobile SecurityFree4.9★ (49K)NoYesNov 2026
5McAfee: Stay Secure & PrivateMcAfee: Stay Secure & PrivateFree4.7★ (240K)NoYesNov 2026
6Malwarebytes - Mobile SecurityMalwarebytes - Mobile SecurityFree4.5★ (113K)NoYesNov 2026
7AVG Mobile SecurityAVG Mobile SecurityFree4.7★ (78K)NoYesNov 2026
8Hacker Protection,VPN SecurityHacker Protection,VPN SecurityFree4.5★ (12K)NoYesNov 2026

Top Picks for Free Iphone Security App

Verizon Protect#1

Verizon Protect by Verizon Wireless

Data & identity security
Editor's Choice
🔧 Utilities
4.7😞(46K ratings)
Free
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Enhance your digital safety and reduce identity theft risk with a suite of security tools. Features include safe browsing, device and Wi-Fi scans, VPN, dark web monitoring, and identity management.

What We Love

  • 🔒 Secure WiFi connection
  • 🚀 Effective web security
  • 💡 Useful security scanning tools
  • 👍 Helpful for identifying breaches

Room to Improve

  • 🐛 Connectivity issues with WiFi and VPN
  • 🔋 Drains battery life
  • ⚠️ Unreliable protection and alerts
  • 🤔 Questionable data privacy practices
Avast One: Security & Privacy#2

Avast One: Security & Privacy by AVAST Software s.r.o

Protection, WiFi scanner, VPN
Strong Contender
🔧 Utilities
4.7😊(100K ratings)
FreeIn-App Purchases
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Safeguard your digital life with comprehensive protection against online threats, scams, and identity theft. Secure your Wi-Fi, encrypt your traffic with a VPN, and protect your sensitive data.

What We Love

  • 🚀 Excellent security protection
  • 🔒 Reliable virus and malware detection
  • 👍 Easy to use and navigate
  • 🔒 Provides a sense of security and peace of mind
  • 💡 Useful features like photo vault and VPN

Room to Improve

  • 🐛 Occasional issues with VPN connectivity and functionality
  • 🔋 Can be resource-intensive and drain battery life
  • 💰 Premium features require paid subscription
  • 🤔 Unclear how effective the free version is for virus/malware removal
Duo Mobile#3

Duo Mobile by Duo Security LLC

Security made simple
Worth Considering
💼 Business
4.9😐(2.3M ratings)
Free
#11in Business
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Enhance your online security with two-factor authentication. This app generates passcodes and allows one-tap push notifications for secure logins across various services. Manage authentication for multiple applications and websites easily.

What We Love

  • 👍 Simple and easy to use
  • 🔒 Provides an extra layer of security
  • 🚀 Quick and convenient authentication
  • 🔒 Secure login experience
  • 👍 Straightforward and user-friendly
  • 👍 Easy to set up and use

Room to Improve

  • 🐛 Unreliable notifications and push functionality
  • 🐛 Compatibility issues when changing devices
  • 🐛 Slow and frustrating authentication process
  • 🐛 Confusing and non-intuitive user interface
  • 🐛 Forced use of the app causing inconvenience
  • 🐛 Inability to remove or deactivate the app

More Free Iphone Security App apps to explore

FAQ about Free Iphone Security App

What is the best free iphone security app for iPhone?
Verizon Protect tops our free iphone security app ranking as of October 2026, with a 4.7-star average from 46K App Store ratings, and it's free to download.
Verizon Protect has no ads and has no in-app purchases, according to its App Store listing as of October 2026.
We track 250+ free iphone security app on the iOS App Store as of October 2026, ranked by rating, recency, and analysis of real user reviews.