QR Mastery vs ContractShield
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
QR Mastery
Instantly scan and create custom QR codes for various purposes. This app supports barcode scanning, offers a scan history, and allows for gallery imports. Personalize your experience with beautiful themes and unlock premium features for an enhanced QR code management solution.
- Instant QR code scanning
- Barcode format support
- Custom QR code creation
- Scan history tracking
- Gallery image import
- App theme customization
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QR Mastery is your all-in-one QR code solution. Scan any QR code instantly with our lightning-fast camera scanner, create stunning custom QR codes for your business or personal use, and easily share them anywhere. KEY FEATURES: • INSTANT QR SCANNING Scan QR codes in a flash with our optimized camera technology. Works in low light and with damaged codes. • BARCODE SUPPORT Scan all major barcode formats including EAN, UPC, Code 128, and more. • CUSTOM QR CREATION Generate beautiful QR codes for URLs, text, WiFi networks, contacts, and more. Customize colors and designs. • SCAN HISTORY Keep track of all your scanned codes. Never lose important information again. • GALLERY IMPORT Scan QR codes from images in your photo library. • BEAUTIFUL THEMES Personalize your app with 14 stunning theme presets. • PREMIUM FEATURES Unlock unlimited scanning, ad-free experience, and advanced customization options. Download QR Mastery today and take control of your QR code experience! SUBSCRIPTION INFORMATION: • Weekly subscription with 3-day free trial • Monthly and yearly plans available • Payment charged to iTunes Account at confirmation • Subscription auto-renews unless canceled 24 hours before period end • Manage subscriptions in Account Settings Terms of Use: https://waresoul.org/qr/terms Privacy Policy: https://waresoul.org/qr/privacy
ContractShield
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Don't sign another contract without checking it first. ContractShield is your AI-powered contract scanner that detects red flags, hidden risks, and unfair terms in seconds. Whether you're reviewing a lease, freelance agreement, employment offer, or business deal, ContractShield helps you understand what you're really agreeing to before you sign. HOW IT WORKS 1. Scan or Upload - Use your camera to scan a paper document or import a PDF from your photo library 2. Instant Analysis - Our rule-based engine scans every clause for 20+ types of red flags including hidden fees, auto-renewal traps, vague liability terms, and one-sided obligations 3. Risk Score - Get a clear risk rating from Low to Critical so you know at a glance whether a contract is safe to sign 4. Detailed Breakdown - Each red flag is explained in plain English with the exact clause highlighted, so you know what's wrong and where to find it WHAT CONTRACTSHIELD DETECTS - Auto-renewal and evergreen clauses - Hidden fees and penalty escalations - One-sided termination rights - Vague or ambiguous language - Unlimited liability exposure - Unfair indemnification requirements - Overly broad non-compete restrictions - Missing essential contract provisions - Inconsistent terms and contradictions - Unreasonable payment terms AI-POWERED ANALYSIS (PRO) Upgrade to Pro and unlock advanced AI analysis powered by cutting-edge language models. Get deeper insights, contextual explanations, negotiation suggestions, and plain-English summaries of complex legal language. BUILT FOR REAL LIFE - Renting an apartment? Scan the lease before you sign - Starting a new job? Review your employment agreement - Hiring a freelancer? Check the service contract - Buying a car? Understand the sale agreement - Running a business? Analyze NDAs and vendor contracts YOUR DATA STAYS PRIVATE ContractShield processes documents on-device whenever possible. Your contracts are never stored on our servers. Local analysis runs entirely on your iPhone or iPad using Apple's built-in text recognition technology. KEY FEATURES - Camera scanning with real-time OCR - PDF import from photo library - Instant red flag detection - Color-coded risk levels (Critical, Warning, Standard) - Detailed flag explanations in plain English - Full scan history with search - Pro tier with AI-powered deep analysis - Dark mode support - Designed for iPhone and iPad ContractShield does not provide legal advice and is not a substitute for an attorney. Always consult a qualified lawyer for legally binding decisions.
Screenshots
Verdict
The clearest difference is iOS requirement: ContractShield at 17.0 against QR Mastery's 26.0. On price, ads, 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
Both are free to download. QR Mastery sells 3 in-app purchases, starting at $9.99 per 7 days and ContractShield sells 2 in-app purchases, starting at $7.99 per month. Whichever you choose, the download price is not the number that matters.
| Parameter | QR Mastery | ContractShield |
|---|---|---|
| Price | Free | Free |
| Rating | 4.0 (53 ratings) — better | — |
| Positive reviews | 0.0% of reviews | — |
| Number of ratings | 53 — better | — |
| Update frequency | Every 3 days | — |
| Ads | No | No |
| In-app purchases | Yes | Yes |
| Monetization | Free with in-app purchases | — |
| Devices | iPhone | iPhone, iPad — better |
| Requires iOS | 26.0 | 17.0 — better |
| Further details — not scored | ||
| Size | 39 MB | 3 MB |
| Age rating | 4+ | 9+ |
| Developer | WARESOUL | 贺 周 |
In-app purchases
QR Mastery
- Premium Weekly3 Days trial$9.997 Days
- Premium Monthly$19.991 Month
- Premium Yearly7 Days trial$24.901 Year
ContractShield
- ContractShield Pro Monthly$7.991 Month
- ContractShield Pro Yearly$49.991 Year





