Comparison

QR Code Reader vs OneLock

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

Head to head
About

QR Code Reader

Easily scan QR codes and barcodes to access product information, compare prices, and browse online services. Create and share your own QR codes for various purposes, from website links to Wi-Fi hotspots. This tool also functions as a PDF and business card scanner.

Highlights
  • Scan QR codes and barcodes
  • Generate custom QR codes
  • Compare product prices
  • Scan business cards
  • Convert documents to PDF
  • Save scanned codes to history
Features
Read full description

Discover your world by scanning any QR code or barcode to get additional information including results from popular online services; Amazon, eBay and Google - 100% FREE! Create and share QR codes to open URLs, connect to WiFi hotspots, add events, read VCards, etc. You can even manage complex inventory with the business scanner mode and more. QrScan reads all common QR and barcodes for you. The app shows you prices and information about any product you scan and allows you to create your own QR codes. FEATURES - Scan, read, generate QR & Barcodes - Browse products and compare prices - Read websites, contacts, messages, locations, phone numbers, e-mails, events, texts, and social media - Link photos, LinkedIn, Youtube, App Store or Paypal - Share using e-mail, iMessage, Facebook or Twitter - Safe all codes in your history - Code Scanner - scans QR codes & barcodes - PDF Scanner - turns your iPhone into a digital scanner - Business Card Scanner - scans business contacts - Puzzle Scanner - scan and play puzzles - Code types: AZTEC, CODE 128, CODE39MOD43, COD39, CODE93, QR CODE, DATAMATRIX, EAN13, EAN8, INTERLEAVED2OF5, ITF14, UPC, PDF417 - Create your own QR codes (Export as PNG or SVG) If you have any suggestions or questions, feel free to contact us any time: shellinfra01@gmail.com

About

OneLock

Features
Read full description

**Description** Experience a new standard of security and privacy with our blockchain-powered app—designed to protect your online accounts, two-factor authentication (2FA) codes, and personal data without relying on any central authority. Our solution leverages a decentralized wallet architecture, letting you store and encrypt your credentials using an industry-leading mnemonic (seed phrase) system. Only you can unlock and recover your data, ensuring unmatched control and peace of mind. **Key Features** 1. **Blockchain Encryption** Your login details and 2FA codes are encrypted with proven blockchain wallet technology. Because your private keys never leave your device, no one else—neither we nor any third party—can access or modify your data. 2. **Mnemonic (Seed Phrase) Security** The backbone of this app is a mnemonic (seed phrase), which grants you sole recovery access to your encrypted information. No more forgotten passwords or locked accounts—simply keep your seed phrase safe to restore data instantly on a new device. 3. **Decentralized Architecture** By removing the need for a centralized server, your data remains private and secure. There’s no single point of failure, making hacking or unauthorized data retrieval virtually impossible. 4. **Comprehensive 2FA Management** Effortlessly store and manage all your time-based one-time passwords (TOTPs) for multiple services. Our intuitive interface displays each 2FA code in real time, automatically refreshing at secure intervals. Copy codes with a simple tap for quick logins without compromising on safety. 5. **Offline Accessibility** Once your data is stored locally, you can retrieve it without continuous internet access—great for traveling or working in limited connectivity environments. Your encrypted information stays on your device, further reducing exposure to online threats. 6. **No Third-Party Involvement** Unlike traditional solutions that rely on central databases or cloud storage, this app ensures you alone control your account information. No external organizations can intercept or manipulate your private data. 7. **Intuitive User Experience** Despite its robust cryptographic foundation, the interface remains straightforward. From generating new seed phrases to adding 2FA tokens, every step is designed to be user-friendly—ideal for both beginners and blockchain experts. 8. **Restore Anytime, Anywhere** If you switch devices or reinstall the app, simply enter your mnemonic to recover your entire wallet of accounts and 2FA codes. There’s no need for password resets or tech support—your seed phrase is your ultimate key. 9. **Future-Proof Security** Blockchain-based encryption isn’t just a buzzword. It’s a proven method used by cryptocurrency wallets worldwide. By merging that same level of security with account management, you future-proof your digital privacy. **Why This Matters** - **True Ownership**: You become the sole custodian of your data. - **Maximum Privacy**: No personal data ever passes through our servers. - **Unlimited Scalability**: Manage as many accounts and 2FA codes as you need. - **Seamless Recovery**: One mnemonic phrase to restore everything. **Get Started** 1. **Download & Open the App** 2. **Generate or Import Your Mnemonic** 3. **Add Your Online Accounts & 2FA Tokens** 4. **Relax**—knowing only you can access and recover this data. With blockchain wallet-grade encryption and a secure seed phrase system, our app redefines what it means to truly own and protect your digital identity. Step into the future of privacy and take back control of your online world—no middlemen, no compromises, just you and your data. Download now and empower yourself with unparalleled security!

Screenshots

QR Code Reader4 screens
OneLock4 screens

Verdict

The call

The clearest difference is ads: OneLock at none against QR Code Reader's shown. On price, in-app purchases, device support and iOS requirement 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.

Scorecard1 real difference · 9 level
QR Code Reader versus OneLock: the parameters behind the verdict, then further details
ParameterQR Code ReaderOneLock
PriceFreeFree
Rating5.0 (4 ratings) — better—
Positive reviews100.0% of reviews—
Number of ratings4 — better—
Update frequency—Every 4 months
AdsYesNo — better
In-app purchasesNoNo
MonetizationAd-supported—
DevicesiPhone, iPodiPhone, iPod
Requires iOS14.0 — better15.5
Further details — not scored
Size13 MB22 MB
Age rating4+4+
DeveloperSHELL INFRASTRUCTURE PRIVATE LIMITEDYushian (Beijing) Technology Co., Ltd.

In-app purchases

None

QR Code Reader

No in-app purchases

None

OneLock

No in-app purchases

Questions

Is QR Code Reader free?
QR Code Reader is free to download, with no in-app purchases.
Is OneLock free?
OneLock is free to download, with no in-app purchases.
Do QR Code Reader or OneLock have ads?
QR Code Reader shows ads; OneLock does not.

Other comparisons