From a report by appsflyer:
More than half (57%) of users who eventually uninstall their new apps within 30 days will do so on the first day.
Similar uninstall numbers are posted regardless of whether the app was driven by non-organic or organic measures.
Zooming into categories, users have a higher tendency to uninstall Utilities apps (70.3% of users who will eventually uninstall apps) on the first day compared with Food & Drink (47.4%) or Travel (47.3%).
Download the report.