IDSentry Blog

Guides, comparisons, and industry insights for teams using digital business cards.

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Technical

Digital Business Cards vs vCards: What's the Difference?

A vCard is a file format. A digital business card is a web experience. Here's when you need each.

Apr 24, 2026
Technical

NFC vs QR Business Cards: Which Is Better in 2026?

NFC feels magical, but QR codes have won the practicality race. Here's the straight comparison.

Apr 24, 2026