You can find it on the Poppy Playtime Steam Page . Chapter 1 is free, but Chapter 2 is listed as a paid DLC.
The official mobile ports by Mob Games Studio are available on the Google Play Store and Apple App Store. These are generally paid apps. Unofficial or "Free" Versions Poppy Playtime Chapter 2 Download Free
You may see "Free" listings on third-party sites, but these come with significant risks: You can find it on the Poppy Playtime Steam Page
Searching for " Poppy Playtime Chapter 2 Download Free" can be tricky because while Chapter 1 is often free-to-play, is typically a paid expansion or DLC (Downloadable Content). These are generally paid apps
If you are looking for the game, here are the official and common ways to access it:
To get the legitimate, safe version of the game, you usually need to purchase it through these storefronts: