Comparison

Shadow Security vs Insta forms

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
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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

Insta forms

Features
Read full description

Insta Forms is the fastest way to build, fill, and share surveys and fillable PDF forms right on your iPhone or iPad. Everything works offline, sharing works through AirDrop or peer-to-peer, and forms exported as PDFs are true interactive AcroForm documents that anyone can fill in Files, Preview, or Adobe Acrobat. Build Any Form • 13 question types: short text, paragraph, number, email, date, time, multiple choice, checkboxes, dropdown, star rating, linear scale, yes/no, and image. • Reorder questions with drag and drop. • Attach images to any question or use image-only reference questions. • Optional "Why did you pick this?" comment box on rating, scale, choice, and yes/no questions. • Mark any question as required with built-in validation before submission. Fill and Collect • Complete surveys directly inside the app using the appropriate control for each question. • Every response is stored locally with SwiftData. • Auto-save drafts so you can continue later. • Edit submitted responses anytime. • View all responses for each form, sorted by newest. Export as PDF Generate two types of PDFs directly on your device: • Flat PDF for printing and sharing. • Fillable AcroForm PDF with interactive text fields, radio buttons, checkboxes, and dropdowns compatible with Files, Preview, and Adobe Acrobat. • Preview and fill PDFs before sharing. • Export completed responses as flat PDFs or editable pre-filled forms. Share Anywhere • Share through AirDrop, Messages, Mail, Files, or any app supported by the iOS Share Sheet. • Send forms directly to nearby devices without an internet connection. • Recipients open encrypted .instaform files and receive the exact same form. • Encrypted files can only be opened with Insta Forms. Start from a Template Includes 17 ready-to-use templates: • Healthcare: Patient Intake, Symptom Check-in, Post-Visit Feedback. • Schools and Colleges: Student Enrollment, Course Evaluation, Field Trip Permission. • Corporate: Employee Onboarding, Performance Review, Manager Feedback. • Real Estate and Home: Home Inspection, Rental Application, Move-In Checklist. • Events: Event Registration, RSVP, Post-Event Feedback. • Business and Services: Customer Feedback, Contact Form, Job Application. • Automotive: Vehicle Inspection, Service Check-In. Choose any template, customize the questions, and start collecting responses. Made for iOS • Built with native SwiftUI and SwiftData. • Supports Light, Dark, and System appearance. • 10 accent color themes. • Animated splash screen and onboarding. • Search and filter forms by keyword, draft status, or response count. • Archive forms and restore them anytime. • Offline indicator with quick access to iOS Settings. Insta Forms is built for professionals who need fast, private, and reliable forms. Perfect for home inspectors, healthcare staff, teachers, HR teams, businesses, and anyone who wants a powerful form builder without subscriptions.

Screenshots

Shadow Security4 screens
Insta forms4 screens

Verdict

The call

The clearest difference is in-app purchases: Insta forms at none against Shadow Security's 1. Insta forms also leads on update cadence (daily vs every 5 months). Shadow Security's advantage is iOS requirement (18.0 vs 26.5). On price, ads and device support 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. Insta forms asks for nothing beyond the download.

UpkeepUpdate frequency

Shadow Security ships an update every 5 months, Insta forms daily. The most recent releases landed on October 25, 2026 and October 24, 2026 respectively.

Scorecard3 real differences Ā· 3 level
Shadow Security versus Insta forms: the parameters behind the verdict, then further details
ParameterShadow SecurityInsta forms
PriceFreeFree
Update frequencyEvery 5 monthsDaily — better
AdsNoNo
In-app purchasesYesNo — better
DevicesiPhone, iPadiPhone, iPad
Requires iOS18.0 — better26.5
Further details — not scored
Size5 MB11 MB
Age rating4+4+
DeveloperStephen LuadzersVijayvir Singh

In-app purchases

1 purchases

Shadow Security

Subscriptions1
  • Shadow Security Monthly3 Days trial$0.991 Month
None

Insta forms

No in-app purchases

Questions

Is Shadow Security free?
Shadow Security is free to download, with in-app purchases available.
Is Insta forms free?
Insta forms is free to download, with no in-app purchases.
Do Shadow Security or Insta forms have ads?
Neither Shadow Security nor Insta forms shows ads.
Which is updated more often, Shadow Security or Insta forms?
Shadow Security ships an update every 5 months, and Insta forms daily. Most recently, Shadow Security was updated on October 25, 2026 and Insta forms on October 24, 2026.

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