Popular Drupal advertisement module with over 3000 installations now available for Drupal 8 and Drupal 9. Create unlimited ad blocks, create ad campaigns and view advertisement statistics.
SimpleAds Drupal 8/9 module demo.
Blocks
Create advertisement blocks with ability to show ads with auto ad rotation and other settings.

SimpleAds block configuration form.
Campaigns ⏲️
Create campaigns and configure its activity by impressions, clicks and/or date (whichever comes first).

Campaign configuration form.
Statistics 📈
View and export advertisement performance statistics.

Stats by All Time, Last 30 days, Last week and Today.

Statistics table view with ability to export as CSV.
Responsive
Responsive advertisement type allows you to add 3 types of images specific to mobile, tablet and desktop devices.

Responsive advertisement type settings.
Drupal 8 and 9 Ready
Works in both versions of Drupal. Tested in Drupal 8.9.x and up to Drupal 9.0.3. By installing Premium Updates you would get recent updates similar to any other contributed module updates.
Nonprofit organization
If you're a nonprofit organization and need this module, contact me so I can give you a discount.
Questions?
If you have any questions or suggestions please let me know.