Deep links allow users to go to a page that is more relevant to what they’re looking for. This saves them the time it would normally take them to navigate the website from the home page. Deep links can also send people to specific content within a mobile app.
The visual below, created by Business Insider, shows how deep linking works in real life.
Deep links allow for a better user experience and can increase your conversion and retention rates. When using deep links for a campaign, you are able to track how many times they are used, which gives you data on how well your campaign is performing.