While not a download, you can play AC3 streaming for free on NVIDIA’s service. You’ll still need to own the game on Steam or Ubisoft Store, but you can buy it cheap during sales ($5–$10) and play unlimited hours on the free tier.
The remastered version includes all DLC ( Benedict Arnold missions , The Tyranny of King Washington ). That’s dozens of hours of gameplay. It’s worth waiting for a sale or a legit giveaway. Download Game Assassin Creed 3 For Pc Free
Sometimes Prime Gaming includes Ubisoft Connect codes for older Assassin’s Creed titles. If you already pay for Amazon Prime, check your member benefits. While not a download, you can play AC3