CodeREADr vs QR Attendance Book
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
CodeREADr
This app provides enterprise-grade barcode scanning and data capture for businesses. It's ideal for various applications like ticket validation, inventory management, and logistics, allowing for real-time data recording, validation, and integration with other services.
- Fast barcode scanning with device camera
- Real-time data recording and validation
- Offline scanning with Auto-Sync
- Integration with 4,000+ apps
- Customizable form fields and data capture
- Support for multiple barcode types
- Kiosk Mode for unattended use
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CodeREADr is an enterprise-grade barcode scanner and data capture app used by businesses and integrated by developers for capturing, validating, and tracking data (AIDC). Ideal for ticket validation, access control, inventory, asset tracking, logistics, attendance, security patrols, lead retrieval, coupon/voucher/loyalty programs, retail price audits, scan-to-order services, and more. Use the app in conjunction with our web services to scan barcodes, read NFC, and capture text (OCR). You can collect data with form fields, secondary scans, multiple-choice answers, drop-down menus, photos, GPS locations, and signatures. You can record and validate the data embedded in each scanned barcode and know who scanned (app usernames), what they scanned (i.e. barcodes, RFID/NFC, and OCR data), when they scanned (timestamps), where they scanned (GPS), how they scanned (capture type), and why they scanned (your configured workflow). Connect to 4,000+ apps to automate the flow of data to and from our servers. Connect to secure server in real-time with APIs and webhooks (Postback URL). Real-time and scheduled data transfer to third-party databases (e.g. Google Sheets, Excel, etc.). The app uses the device's built-in camera but you can optionally use rugged, dedicated scanning devices and accessories with standard keyboard emulation. Features: * Fast, accurate scanning of print and mobile barcodes using the device's own camera. * Secure, real-time recording and validation of every scan. * Manage users, databases, services, and more with the integrated SaaS web service. * Scan offline for recording and validation with Auto-Sync in the background. * Simply hover the camera over the target barcode to read it. * Scan up to 50 commercial, industrial, and medical barcode types. * SD PRO Scan Modes: Batch (captures up to 200 barcodes in a single camera view), Framing (select decoding window), Targeting (targets one code among many), Selecting (preview multiple codes and select), and Triggering (simulates pressing a button or trigger to scan a specific barcode). * SD PRO Rule-Based Scanning: Create rules to scan only the barcode(s) you want to capture in the camera view. * Auto-Next-Scan for continuous, repetitive scanning (no need to press any buttons). * Kiosk Mode for unattended applications and to hide in-app settings. * Developer API, Postback URL, and Direct Scan to URL for using your own servers. * Scan Mask technology (Pattern Matching) if no database is available. * Import databases. Export barcodes. * Custom question-answer scripts for form data. * Conditional and custom validations of scanned and collected data. * White Label version available to rebrand the app. * Single Sign-On (SSO) SAML 2.0 support. Questions? Feedback? Email: info@codereadr.com
QR Attendance Book
This application simplifies attendance tracking using QR codes. Organizers can scan attendee QR codes to log arrival times and collected information, ideal for events or seminars. It operates offline and allows for easy data gathering for future contact.
- QR code attendance confirmation
- Offline operation
- Attendee information input
- Organizer QR code scanning
- Data gathering for future contact
- Reuse of old devices
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This app enables easy attendance confirmation through QR codes. All features are available for free. Attendee download the app, optionally input their information, and they're ready. Organizers scan the QR code to record login time and user-inputted data. Useful for events or seminars where individual communication is challenging, making it easy to gather information for future contact. Operates fully offline, allowing for reuse of old devices.
Screenshots
Verdict
The clearest difference is review sentiment: QR Attendance Book at 100% against CodeREADr's 47%. QR Attendance Book also leads on update cadence (weekly vs every 2 months) and iOS requirement (11.0 vs 13.0). CodeREADr's advantage is ads (none vs shown) and monetization model (free vs ad-supported). 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
Both are free to download. Neither carries in-app purchases, so what you see is what you pay.
CodeREADr ships an update every 2 months, QR Attendance Book weekly. The most recent releases landed on October 2, 2026 and October 12, 2026 respectively.
| Parameter | CodeREADr | QR Attendance Book |
|---|---|---|
| Price | Free | Free |
| Rating | 3.3 (4 ratings) — better | — |
| Positive reviews | 47.4% of reviews | 100.0% of reviews — better |
| Number of ratings | 4 — better | — |
| Update frequency | Every 2 months | Weekly — better |
| Ads | No — better | Yes |
| In-app purchases | No | No |
| Monetization | Free — better | Ad-supported |
| Devices | iPhone, iPad, iPod — better | iPhone, iPod |
| Requires iOS | 13.0 | 11.0 — better |
| Further details — not scored | ||
| Size | 79 MB | 34 MB |
| Age rating | 4+ | 4+ |
| Developer | CodeREADr Inc | Motoki Takahashi |
Customer experience
CodeREADr
QR Attendance Book
In-app purchases
CodeREADr
No in-app purchases
QR Attendance Book
No in-app purchases






