Author
Co-Founder & CTO, QRTRAC
Eshwar leads product architecture and technical direction at QRTRAC. He has more than a decade of experience in product strategy, technical communications and digital marketing for B2B SaaS, and writes about dynamic QR codes, QR analytics, custom domains and QR code security.
Guides7 min read
Changing jobs can break printed QR codes, email signature links and the contacts people saved for you. Here is what happens in each setup, and a checklist for before you leave and after you start.
Guides6 min read
A QR code pattern never expires, but the link behind a dynamic QR code can stop working. Learn why QR business cards break, how to check yours, and how to choose one that lasts.
Guides7 min read
Your card, its link, its QR code and the leads it collects can belong to different people. Learn how ownership works for company-issued and personal digital business cards, and what to ask before you choose.
Comparisons7 min read
Digital business cards cost $0 to $8 per month on subscription apps, or a one-time $49 to $89 with a lifetime plan. See the 1, 3 and 5-year math for Popl, Blinq and HiHello.
Comparisons9 min read
An honest comparison of Popl, Blinq, HiHello and Lifetime vCard on price, digital sharing, lead capture and what happens when you stop paying. Includes who each app is best for.
Networking6 min read
Dynamic QR code, Apple & Google Wallet pass, personalized short link, email signature, lock screen widget, video call background and text message: the seven ways to share a digital business card and the best situation for each.
Guides5 min read
Dynamic QR codes let you update your contact details anytime without reprinting or carrying physical cards. Learn how the technology works, phone camera support, and best practices.
Guides8 min read
A digital business card is a mobile contact profile you share by QR code, wallet pass or direct link. Learn how it works, what to include, how to create one and how to choose a provider.
Comparisons6 min read
Paper business cards are cheap per print but go out of date and are often thrown away. Compare paper, subscription digital and lifetime digital cards on cost, waste and lead capture.
