Comparison

TreeNotes vs Shadow Security

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

Head to head
About

TreeNotes

Features
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TreeNotes is a simple, beautiful note app that lets you organize your thoughts as a tree. Break big ideas into smaller ones by adding child notes, then expand or collapse branches to focus on what matters. Group related notes into colorful boards and rearrange everything with a simple drag. FEATURES • Tree-structured notes — add child notes to build an outline • Expand and collapse branches to stay focused • Colorful boards to group your notes by topic • Drag to reorder notes and boards • Swipe to delete, with one-tap undo • Works completely offline — your notes stay on your device • Light and dark mode • Clean, distraction-free design Whether you are planning a project, taking study notes, drafting ideas, or making nested to-do lists, TreeNotes keeps your thinking clear and organized. Download TreeNotes and start organizing your ideas today.

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/

Screenshots

TreeNotes3 screens
Shadow Security4 screens

Verdict

The call

The clearest difference is ads: Shadow Security at none against TreeNotes's shown. TreeNotes's advantage is update cadence (every 2 weeks vs every 5 months) and iOS requirement (15.6 vs 18.0). On price, in-app purchases and device support 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. Neither carries in-app purchases, so what you see is what you pay.

UpkeepUpdate frequency

TreeNotes ships an update every 2 weeks, Shadow Security every 5 months. The most recent releases landed on September 22, 2026 and September 9, 2026 respectively.

Scorecard3 real differences · 3 level
TreeNotes versus Shadow Security: the parameters behind the verdict, then further details
ParameterTreeNotesShadow Security
PriceFreeFree
Update frequencyEvery 2 weeks — betterEvery 5 months
AdsYesNo — better
In-app purchasesNoNo
DevicesiPhone, iPad, iPod — betteriPhone, iPad
Requires iOS15.6 — better18.0
Further details — not scored
Size27 MB5 MB
Age rating4+4+
DeveloperSeiya.kStephen Luadzers

In-app purchases

None

TreeNotes

No in-app purchases

None

Shadow Security

No in-app purchases

Questions

Is TreeNotes free?
TreeNotes is free to download, with no in-app purchases.
Is Shadow Security free?
Shadow Security is free to download, with no in-app purchases.
Do TreeNotes or Shadow Security have ads?
TreeNotes shows ads; Shadow Security does not.
Which is updated more often, TreeNotes or Shadow Security?
TreeNotes ships an update every 2 weeks, and Shadow Security every 5 months. Most recently, TreeNotes was updated on September 22, 2026 and Shadow Security on September 9, 2026.

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