---
title: 'Guides: shortening links, QR codes and UTM parameters · skrat.im'
description: 'Practical guides on how to shorten a URL, create a QR code from a link and measure campaigns with UTM parameters.'
url: https://skrat.im/en/guides/
lang: en
---

# Guides

Short, practical articles about links, QR codes and campaign measurement.

- [How to shorten a URL and when it pays off](https://skrat.im/en/guides/how-to-shorten-a-url/): A long address is hard to dictate, print or trust. How to shorten a URL for free in seconds, what a custom alias is and what to watch out for.
- [Free QR code from a link: how to create and use one](https://skrat.im/en/guides/qr-code-from-a-link/): How to make a QR code from any address without signing up, which format to use for print, and why encoding a short link beats encoding a long one.
- [UTM parameters: how to measure where people come from](https://skrat.im/en/guides/utm-parameters/): What utm_source, utm_medium and utm_campaign are, how to add them to a link and how to hide them inside a short link so the campaign looks tidy and can be measured.