Comparison

Shadow Security vs LifeCue

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

Head to head
About

Shadow Security

Features
Read full description

PROTECT YOUR DOCUMENTS FROM AI ATTACKS Shadow Security is the first PDF security app with AI-powered threat detection. Scan documents for prompt injection, data exfiltration, malware, and 160+ other sophisticated attacks. ENTERPRISE-GRADE SECURITY FOR EVERYONE • 160+ Threat Detection Patterns across 30 categories • AI Attack Protection (prompt injection, jailbreaks) • Malware & Virus Detection • Hidden Text Detection (steganography) • Data Exfiltration Prevention • SQL Injection & XSS Detection • Command Injection Protection • And much more... PROFESSIONAL PDF TOOLS INCLUDED • Full-featured PDF viewer with smooth scrolling • Annotations: highlights, notes, drawings, signatures • Form filling and editing • OCR text extraction • Page management and organization • Export to multiple formats • Print with advanced options 100% PRIVATE & SECURE • All scanning happens on YOUR device • No cloud uploads or data collection • No internet connection required • Your documents never leave your device • AES-256 encryption for sensitive data • GDPR, HIPAA, CCPA compliant CLEAN FILE EXPORT • Remove all detected threats automatically • Scrub metadata and EXIF data • Export sanitized versions of documents • Verify clean files with re-scanning • Batch cleaning for multiple files COMPLIANCE TRACKING • GDPR compliance monitoring • HIPAA compliance features • SOC2 compliance tracking • PCI-DSS compliance support • Audit logging and reporting • Enterprise-ready compliance tools ADVANCED FEATURES • Batch scanning for multiple files • Scheduled automatic scans • Folder watching and monitoring • Detailed threat reports (PDF, JSON, CSV) • Threat severity classification • Real-time security dashboard • AI-powered threat intelligence MULTI-PLATFORM • Native macOS app (Apple Silicon + Intel) • Native iOS app (iPhone + iPad) • iCloud sync across devices • Handoff support • Universal purchase PERFECT FOR • Business professionals handling sensitive documents • Healthcare providers (HIPAA compliance) • Legal professionals • Financial services • Government agencies • Privacy-conscious individuals • Anyone who values document security WHY SHADOW SECURITY? In an era of AI-powered attacks, traditional security tools aren't enough. Shadow Security uses advanced algorithms to detect sophisticated threats that other apps miss: • Prompt injection attacks that manipulate AI systems • Jailbreak techniques that bypass security controls • Hidden malicious code in seemingly innocent documents • Data exfiltration attempts • Social engineering attacks • And 155+ other threat patterns TRUSTED BY PROFESSIONALS Shadow Security is built by security experts and trusted by professionals worldwide. Our threat detection algorithms are constantly updated to protect against the latest attacks. EASY TO USE Despite its advanced capabilities, Shadow Security is incredibly easy to use: 1. Open any PDF, Word doc, or image 2. Tap "Scan for Threats" 3. Review detailed results 4. Export clean version if needed TERMS OF USE https://www.apple.com/legal/internet-services/itunes/dev/stdeula/

About

LifeCue

Features
Read full description

LifeCue helps you remember the things that matter in everyday life. Create simple reminders for tasks, events, deadlines, follow-ups, school activities, appointments, and anything else you don't want to forget. LifeCue gives you more than a basic reminder. Organize reminders around the people and contexts that matter to you, keep useful notes alongside them, and optionally connect a reminder to an upcoming calendar event. Download free. Unlock LifeCue Pro once for photo capture, repeating reminders, Forward, and Backup. No subscription. No account. What you get (free) • Quick reminders: Create reminders with a title, date, and time in just a few steps. • Custom reminder timing: Choose when LifeCue should remind you, including options such as before the scheduled time. • People: Associate reminders with people who matter to you. For example, keep track of something you need to do for a family member, child, friend, or colleague. • Contexts: Organize reminders by context such as school, work, home, travel, appointments, or other areas of your life. • Calendar integration: Optionally connect a reminder to an upcoming calendar event so the reminder stays connected to the event it relates to. • Notes: Add additional information to a reminder without cluttering the reminder title. • Search: Quickly find reminders using the reminder search feature. • Calendar view: See your reminders across a monthly calendar and quickly understand what is coming up. • Reminder details: Open any reminder to see its schedule, person, context, and other information in one place. • Snooze: Snooze a reminder when you need more time. • Complete reminders: Mark reminders as complete when you're done. • Delete reminders: Remove reminders you no longer need. LifeCue Pro (lifetime unlock) • Photo and image reminders: Capture a document or note with your camera, or upload an image and extract information from it to help create a reminder. • Flexible scheduling: Set reminders to repeat every day, week, month, or year. • Limit repeating reminders: Set start and end dates for recurring reminders so they automatically stop when the period is complete. • Forward: Share reminder text using the iOS share sheet. • Backup and restore: Export a portable backup of your LifeCue reminders, People, and Contexts. Import a previous backup when restoring your data or moving to another device. LifeCue is designed to keep your reminders organized without making everyday planning complicated. Remember less. Live more. LifeCue.

Screenshots

Shadow Security4 screens
LifeCue4 screens

Verdict

The call

The clearest difference is in-app purchases: LifeCue at none against Shadow Security's 1. LifeCue also leads on update cadence (every 3 weeks vs every 5 months). On price, ads, device support and iOS requirement there is nothing between them.

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

CostPrice Ā· In-app purchases Ā· Ads Ā· Monetization

Both are free to download. Shadow Security sells 1 in-app purchase, starting at $0.99 per month. LifeCue asks for nothing beyond the download.

UpkeepUpdate frequency

Shadow Security ships an update every 5 months, LifeCue every 3 weeks. The most recent releases landed on November 9, 2026 and October 31, 2026 respectively.

Scorecard2 real differences Ā· 4 level
Shadow Security versus LifeCue: the parameters behind the verdict, then further details
ParameterShadow SecurityLifeCue
PriceFreeFree
Update frequencyEvery 5 monthsEvery 3 weeks — better
AdsNoNo
In-app purchasesYesNo — better
DevicesiPhone, iPadiPhone, iPad
Requires iOS18.017.0 — better
Further details — not scored
Size5 MB5 MB
Age rating4+4+
DeveloperStephen LuadzersSanjay Korde

In-app purchases

1 purchases

Shadow Security

Subscriptions1
  • Shadow Security Monthly3 Days trial$0.991 Month
None

LifeCue

No in-app purchases

Questions

Is Shadow Security free?
Shadow Security is free to download, with in-app purchases available.
Is LifeCue free?
LifeCue is free to download, with no in-app purchases.
Do Shadow Security or LifeCue have ads?
Neither Shadow Security nor LifeCue shows ads.
Which is updated more often, Shadow Security or LifeCue?
Shadow Security ships an update every 5 months, and LifeCue every 3 weeks. Most recently, Shadow Security was updated on November 9, 2026 and LifeCue on October 31, 2026.

Other comparisons