Here are a few free to download and play games that I gathered. Some of them are free to download for a few days while others offer a free to play weekend.
Creature in the well (free to get for a week)
https://www.epicgames.com/store/en-US/p/creature-in-the-well
Magic Legends
Get the exclusive Epic Planeswalker Starter Pack for free until April 6
https://www.epicgames.com/store/en-US/p/magic-legends
Cat on a Diet
https://freebies.indiegala.com/cat-on-a-diet
Survivalist
https://freebies.indiegala.com/survivalist
Hell Let Loose free weekend
Play for free until 29 Mar @ 7:00pm
https://store.steampowered.com/app/686810/Hell_Let_Loose/
Watch Dogs: Legion Free Weekend
https://www.epicgames.com/store/en-US/p/watch-dogs-legion#editions
Sid Meier’s Civilization® VI free weekend
Play for free until 29 Mar @ 7:00pm.
https://store.steampowered.com/app/289070/Sid_Meiers_Civilization_VI/
Also, starting today, you can download 9 PSN free games for free
-ABZU
-Enter the Gungeon
-Rez Infinite
-Subnautica
-The Witness
-Astro Bot Rescue Mission
-Moss
-Thumper
-Paper Beast
And finally, an Android game Shadow Night Premium
https://play.google.com/store/apps/details?id=com.fansipan.stickman.shadow.knights.fightinggames
Image source MP1st