Download Confirm is a free Android app developed by 75py. It falls under the Utilities & Tools category and is designed to prevent accidental downloads. The app works with the Google Chrome browser, and when a link is clicked, the application chooser dialog is shown. Once you select "Download Confirm," a confirm dialog will appear. However, it doesn't work with other browsers such as Firefox.

Download Confirm has the ability to block certain extensions such as *.apk, *.zip, *.tgz, and *.gz. However, *.pdf cannot be blocked in the latest Chrome browser due to specifications. The app is ad-free and the source code is publicly available on GitHub.

Overall, Download Confirm is a useful app for anyone who wants to avoid downloading files accidentally. It is easy to use and can be downloaded for free from the Google Play Store.