You can download and play DOOM during the Free Trial Weekend at the following dates / times:

Xbox: July 20th at 12pm EST / 4pm UTC through July 24th at Midnight EST / 4 AM UTC for all regions

Steam: July 20th at 1pm EST / 5PM UTC - July 24th at 1 AM EST / 5AM UTC for all regions.

PS4: July 27th at 12pm EST / 4pm UTC through July 31st Midnight EST / 4 AM UTC for all regions

During the free weekend, you can play the first two Campaign levels and all of DOOM Multiplayer and SnapMap. Additionally, you will earn double experience! The full game can be unlocked by purchasing DOOM.

You can read more about this on our official website.