Technical Expertise Center & FAQ

The EAN-13 (European Article Number) is the global standard for consumer product identification at the point of sale. It consists of 12 data digits and a 13th checksum digit calculated using the Modulo 10 algorithm. This format is strictly numeric and requires a GS1 license for official commercial use. In contrast, Code 128 is a high-density alphanumeric symbology capable of encoding all 128 ASCII characters. It is preferred for internal logistics and warehouse management because it can store complex data such as batch numbers, serial numbers, or bin locations (SKUs) in a compact footprint. Our Barcode Generator ensures full compliance with ISO/IEC standards for 100% laser readability across all retail scanners.

QR Code reliability depends primarily on contrast and the 'Quiet Zone' (the white margin). If colors are too similar or the printing resolution is below 300 DPI, smartphone sensors will struggle to isolate the data modules. Another critical factor is data density: longer URLs create smaller, tighter squares within the QR matrix. To optimize scanning speed, we recommend using our RetailLink URL Shortener. By reducing the character string length, you increase the physical size of each module, ensuring a 99% successful scan rate even on difficult materials like jewelry tags, reflective glass, or under dim restaurant lighting.

Professional image cropping requires pixel-perfect edge detection. Our RemBg AI engine utilizes the U2-Net deep neural network architecture, specifically trained for semantic object segmentation. Unlike manual masking which creates 'staircase' jagged edges, the AI processes the Alpha channel for soft, realistic transparency around complex areas like hair or fine textures. For best results, photograph products on a solid background with diffused lighting. You will receive a 32-bit transparent PNG ready for direct integration into Shopify, Amazon, or Vinted listings, matching the quality of expensive manual Photoshop editing.

Yes. GDPR compliance is built into our core architecture through data minimization. While services like Bitly collect IP addresses, precise geolocations, and browser fingerprints, RetailLink uses anonymous audience measurement. We only record a quantitative click increment. No personally identifiable information (PII) is stored in our Supabase database, meaning you don't need specific user consent for tracking when using our short links in Europe. This streamlines your marketing compliance while building trust through respect for customer privacy.

Google's Local Pack ranking is heavily influenced by the frequency and quality of reviews. The challenge for business owners is capturing reviews at the peak of customer satisfaction. Our tool uses the Google Places API to extract your unique Place ID. The QR Code generated by our Review Booster bypasses intermediate profile pages and directly triggers the 'writereview' window. Customers simply tap 5 stars and submit. By removing this technical friction, users see review rates increase by over 40% in one month, which is the most powerful signal to rise in local search results.

Statistically, 88% of paper business cards are discarded within a week. The issue is information friction: nobody takes the time to manually copy numbers or emails. The VCard (Virtual Contact File) 3.0 standard used by RetailBox solves this permanently. A simple scan of your VCard QR Code instantly opens the contact sheet on the prospect's smartphone. They can save your name, shop details, mobile, email, and LinkedIn link with one tap. It is eco-friendly, involves zero printing costs, and is dynamic: you can update your details and regenerate your code for free whenever needed.

A static QR Code encodes data directly into its binary structure. Once printed, the destination URL cannot be changed. This is our free offering, perfect for permanent links. A dynamic QR Code uses a server-side redirect (via rtbx.space). It allows you to change the destination URL (e.g., updating a menu) without reprinting physical codes. For immediate use, our high-definition static codes offer maximum reliability and zero cost, while our link manager allows you to track engagement statistics for every campaign.

We utilize the WIFI:S: standardized protocol for our code generation. By entering your SSID and security key into our Wi-Fi QR Generator, we create an encrypted instruction that iOS and Android systems read natively. Customers scan the code at your counter, tap 'Join,' and their phone configures itself. This saves significant time for your staff and modernizes the customer experience, which is a major factor in customer loyalty for cafes, waiting rooms, and service-based businesses.

Absolutely. We have developed an exclusive A4 PDF Sheet feature for retail professionals. Instead of processing products one by one, our generator creates a PDF file calibrated for standard sticker sheets (3x8 layout). This ensures millimetric alignment during printing and prevents paper waste. It is the perfect tool for labeling new stock arrivals or preparing for seasonal sale periods with professional, shelf-ready barcodes, all accessible directly through your web browser.

Under the Omnibus Directive in Europe, price reductions must be transparent. The reference price (the crossed-out price) must generally be the lowest price offered in the last 30 days. Our Sale Labels tool helps you comply by generating a clear visual hierarchy: the reference price is crossed out, the new price is highlighted, and an EAN barcode is included. Using our tool ensures total clarity for your customers and compliance with consumer protection agencies like the DGCCRF.

Security is a core pillar of our platform. We use volatile RAM-based processing: your photos and technical inputs are processed by our compute engines without ever being written to permanent storage. Once your session ends or the file is downloaded, data is purged from memory. For your permanent short links, we utilize Supabase infrastructure, protected by AES-256 encryption and Row Level Security (RLS) policies. This hybrid architecture ensures you remain the sole owner of your content (UGC) while benefiting from premium cloud performance.

The Digital Identity (Social Card) is the modern answer to omnichannel branding. Instead of cluttering your marketing with multiple QR codes, you generate a single access point for Instagram, TikTok, and your shop. This reduces customer 'decision fatigue.' Our Digital Identity tool creates a lightweight, mobile-optimized page that loads in under a second, ensuring followers find your profiles instantly. It's the pro alternative to Linktree for physical point-of-sale engagement.