Realistic Virtual Pet Games (Beyond Tamagotchi) — Deep Simulation Picks

"Realistic" means: Needs simulation (hunger, health, hygiene, enrichment), genetics/breeding, lifespan/aging, vet care, financial cost, and behavioral individuality — not just "feed/play/clean" loops.

Top Tier: Deep Simulation

• Animal Shelter Simulator (PC, 2023): Run a full shelter. Intake (strays, surrenders), medical exams (parvo, worms, injuries), vaccination, spay/neuter, behavior assessment, adoption matching, facility management, funding/grants. Most realistic "pet care" sim.
• Dogmeat (WIP, PC): Hyper-realistic single dog sim. Muscle simulation, procedural animation, detailed needs (walks, training, socialization, fear periods), vet visits, aging. Early Access.
• Shelter 2 (PC, 2015): Play as Lynx mother. Hunt, protect cubs, teach skills, territory, seasons. Emotional realism.

Life Sims with Deep Pet Systems

• The Sims 4: Cats & Dogs (PC/Console): Create-a-Pet (breed genetics, coat patterns), Vet Clinic career (diagnose/treat/surgery), Pet traits (territorial, vocal, hunter), aging, death. Best "life with pets" sim.
• Stardew Valley (All Platforms): Coop/Deluxe Coop → Chickens, Ducks, Rabbits, Dinosaurs. Barn → Cows, Goats, Sheep, Pigs, Ostriches. Daily pet (friendship), feed, heater, auto-feeder, pregnancy, products. Simple but deep integration.
• My Time at Portia / Sandrock: Workshop sim. Pets (cat, dog, llama, etc.) follow, give buffs, find items. Breeding (Sandrock). Light care.

Dedicated Single-Pet Sims

• Nintendogs + Cats (3DS): Still the gold standard for interaction fidelity (touch, voice, AR cards, contests, walks). Breed behavior differences (Shiba = stubborn, Golden = eager). No aging/death.
• My Horse (Mobile/PC): Realistic horse care: Feeding (hay/grain/supplements), grooming (hoof pick, curry, brush), tack fitting, training (dressage/jumping/trail), vet/farrier visits, breeding, genetics, aging, retirement. Best equine sim.
• DogLife (Mobile – Candywriter): Text-based life sim. You *are* the dog. Breed, stats, owner quality, shelter, streets, vet, tricks, aging, death. Surprisingly deep.
• CatLife (Mobile): Same engine, feline perspective.

What to Avoid (Shallow / Mobile Gacha)

• My Talking Tom / Angela / Hank (Outfit7) — Ad-heavy, timer-based, microtransactions.
• Pou, Bubbu, Moy — Same.
• Adopt Me! / Pet Sim X (Roblox) — Trading/economy focus, not care simulation.

Start With: Animal Shelter Simulator (management realism) or The Sims 4 Cats & Dogs (life integration) or Nintendogs + Cats (tactile bond).