Best Codes Security Apps

239+ iOS apps curated and reviewed

4.0 avg rating
18 free apps
Updated November 2026

Looking for free codes security apps? 18 of our 239+ tracked titles are free to download — no subscription, no trial. The rest are premium picks worth paying for.

Compare top Codes Security Apps (November 2026)

#AppPriceRatingAdsIn-App PurchasesUpdated
1Home Security: Camera ScannerHome Security: Camera ScannerFree3.9★ (89)NoYesNov 2026
2Duo MobileDuo MobileFree4.9★ (2.4M)NoNoNov 2026
3Blue Lock Rivals CodesBlue Lock Rivals CodesFree——NoJul 2026
4Authenticator: 2FA & OTP codeAuthenticator: 2FA & OTP codeFree5.0★ (2)YesYesNov 2026
5QR Code Scanner: Read & CreateQR Code Scanner: Read & CreateFree4.8★ (66)NoYesOct 2026
6My Diary : Diary With LockMy Diary : Diary With LockFree4.1★ (63)YesYesNov 2026
7Authenticator: Encrypt CodesAuthenticator: Encrypt CodesFree—NoYesJul 2026
8HW SecureHW SecureFree2.1★ (9)NoNoOct 2026

Top Picks for Codes Security

Home Security: Camera Scanner#1

Home Security: Camera Scanner by CodePioneer

Scan & Review Network Devices
Editor's Choice
🔧 Utilities
3.9(89 ratings)
Free
Home Security: Camera Scanner screenshot 1
Home Security: Camera Scanner screenshot 2
Home Security: Camera Scanner screenshot 3
Home Security: Camera Scanner screenshot 4
Home Security: Camera Scanner screenshot 5

This app scans your local network and nearby Bluetooth devices to help you understand your home or office network. It provides clear results, connection tests, and guided checks to identify devices that may need closer inspection.

Duo Mobile#2

Duo Mobile by Duo Security LLC

Security made simple
Strong Contender
💼 Business
4.9😐(2.4M ratings)
Free
#15in Business
Duo Mobile screenshot 1
Duo Mobile screenshot 2
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Duo Mobile screenshot 4

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 Codes Security apps to explore

FAQ about Codes Security

What are the best codes security apps for iPhone?
Home Security: Camera Scanner tops our codes security apps ranking as of November 2026, with a 3.9-star average from 89 App Store ratings, and it's free to download.
Yes — 18 of the top codes security apps we rank are free to download, including Home Security: Camera Scanner and Duo Mobile.
Home Security: Camera Scanner has no ads and offers in-app purchases, according to its App Store listing as of November 2026.
We track 239+ codes security apps on the iOS App Store as of November 2026, ranked by rating, recency, and analysis of real user reviews.