Comparison

Defndr vs Cybertrixs Security

Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.

Head to head
About

Defndr

This app acts as an SMS firewall, using on-device AI to detect and block spam, phishing, and scams. It prioritizes user privacy by processing all data locally on your device, ensuring your messages never leave your iPhone. Offers both free and premium features for enhanced protection.

Highlights
  • On-device AI spam detection
  • Phishing and scam blocking
  • Zero-trust privacy
  • Custom keyword blocking
  • Link protection
  • Unlimited custom block lists (Pro)
  • Allow lists for trusted contacts (Pro)
Features
Read full description

Defndr is an SMS firewall that stops spam before it reaches you. On-device machine learning checks every message from unknown senders, blocks phishing and scams, and quietly sorts the rest into the right folder — without sending anything anywhere. Your messages never leave your iPhone. — ZERO-TRUST PRIVACY - 100% on-device processing - No cloud servers - Nothing to sign up for - Your data stays on your device FREE - On-device spam and scam detection - Custom keyword blocking - Protection against shortened and disguised phishing links - Automatic sorting into Transactions, Promotions and Junk - No ads, no data collection DEFNDR PRO - Advanced machine-learning detection for sophisticated scams - Adjustable sensitivity, from lenient to strict - Allow and block lists for senders you choose - Unlimited custom keywords - Detection for suspicious formatting, links and patterns - Custom theme studio with a gradient editor HOW IT WORKS Defndr plugs into iOS Message Filtering and runs silently in the background. Messages from people in your contacts are never touched — only texts from unknown senders are checked, and the verdict is decided entirely on your device. — Web: https://dro1d.org Terms: https://www.apple.com/legal/internet-services/itunes/dev/stdeula Privacy: https://dro1d.org/defndr-privacy.html

About

Cybertrixs Security

This app provides advanced online protection with an integrated Safari extension. It blocks malicious websites, trackers, and ads, while delivering timely security alerts and expert tips for safe browsing.

Highlights
  • Block malicious websites and domains
  • Instant security update alerts
  • Privacy protection by blocking ads and trackers
  • Weekly cybersecurity tips
  • Safe and informed browsing
Features
Read full description

CyberTrixs delivers next‑generation protection by combining a powerful app with a Safari extension to keep you safe online: Block malicious websites and dangerous domains Get instant alerts for critical security updates Protect your privacy by blocking ads and trackers Receive weekly expert cybersecurity tips Browse with confidence knowing you’re always secure and informed Apple Terms of Use (EULA) - https://www.apple.com/legal/internet-services/itunes/dev/stdeula/

Screenshots

Defndr4 screens
Cybertrixs Security4 screens

Verdict

The call

The clearest difference is rating: Cybertrixs Security at 5.0 against Defndr's 3.0. Cybertrixs Security also leads on device support (4 vs 1) and iOS requirement (15.0 vs 18.0). On price, ratings volume, update cadence and ads there is nothing between them.

Scored on Price · Rating · Positive reviews · Number of ratings · Update frequency · Ads · In-app purchases · Monetization · Best chart rank · Devices · Requires iOS

CostPrice · In-app purchases · Ads · Monetization

Both are free to download. Defndr sells 2 in-app purchases, starting at $14.99 per year and Cybertrixs Security sells 2 in-app purchases, starting at $5.99 per month. Whichever you choose, the download price is not the number that matters.

ReceptionRating · Positive reviews · Number of ratings

Cybertrixs Security holds the better App Store score, 5.0 against 3.0. Both are backed by a comparable volume of ratings — 2 and 1 respectively.

UpkeepUpdate frequency

Both ship on a similar rhythm, roughly every 3 weeks. Both last shipped on October 30, 2026.

Scorecard3 real differences · 7 level
Defndr versus Cybertrixs Security: the parameters behind the verdict, then further details
ParameterDefndrCybertrixs Security
PriceFreeFree
Rating3.0 (2 ratings)5.0 (1 ratings) — better
Positive reviews66.7% of reviews—
Number of ratings2 — better1
Update frequencyEvery 3 weeksEvery 3 weeks
AdsNoNo
In-app purchasesYesYes
MonetizationFreemiumFree with in-app purchases
DevicesiPhoneiPhone, iPad, iPod, Mac — better
Requires iOS18.015.0 — better
Further details — not scored
Size26 MB16 MB
Age rating4+4+
DeveloperDRO1D LABS LIMITEDCybertrixs LLC

Customer experience

Defndr

All ratings2 ratings
Positive50.0%
Neutral0.0%
Negative50.0%
Written reviews3 reviews
Positive66.7%
Neutral0.0%
Negative33.3%

Cybertrixs Security

All ratings1 ratings
Positive100.0%
Neutral0.0%
Negative0.0%

In-app purchases

2 purchases

Defndr

Subscriptions1
  • Defndr Premium Yearly14 Days trial$14.991 Year
One-time1
  • Defndr Lifetime Premium Access$34.99
2 purchases

Cybertrixs Security

Subscriptions2
  • Monthly Plan$5.991 Month
  • Yearly Plan$59.991 Year

Questions

Is Defndr free?
Defndr is free to download, with in-app purchases available.
Is Cybertrixs Security free?
Cybertrixs Security is free to download, with in-app purchases available.
Which has better reviews, Defndr or Cybertrixs Security?
Cybertrixs Security is rated higher. Defndr averages 3.0 out of 5 from 2 ratings, while Cybertrixs Security averages 5.0 from 1 ratings.
Do Defndr or Cybertrixs Security have ads?
Neither Defndr nor Cybertrixs Security shows ads.
Which is updated more often, Defndr or Cybertrixs Security?
Defndr ships an update every 3 weeks, and Cybertrixs Security every 3 weeks. Most recently, Defndr was updated on October 30, 2026 and Cybertrixs Security on October 30, 2026.

Other comparisons