What's a good Android game for surviving in a post-apocalyptic metro system?

If you're looking for a challenging survival experience set in a dark, post-apocalyptic metro system, Metro 2055 - last day survival could be a great fit. The game plunges you into a world where the surface is uninhabitable, and humanity's last remnants are fighting to survive in the underground tunnels. You'll need to scavenge for resources like food, water, and ammunition to keep yourself alive. Crafting and upgrading equipment is essential to face the dangers lurking in the shadows, from mutated creatures to hostile survivors. The game features a branching storyline with multiple endings, depending on the choices you make, adding replayability. The atmosphere is gritty and immersive, capturing the desperation and harshness of a world on the brink. While it may have some rough edges given its rating, the core gameplay loop of survival and exploration can be quite engaging for fans of the genre.