BlogGuides & product notes

Blog

Practical articles on making URLs short, sharing them on WhatsApp, using QR codes, and tagging campaigns with UTMs.

Articles

• How to make a URL short (WhatsApp & QR)

  Short codes, custom slugs, redirects, analytics, guest shortening, and QR exports — how they fit together on 4lk.in.

• UTM parameters with short links

  Tag destinations for analytics while keeping WhatsApp and QR shares tidy — what each UTM field does and how it pairs with shortening.

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