Best Simulator games on Roblox
Grind, collect, and watch numbers go up. Pets, hatching, rebirths, and idle progression.
Roblox's biggest pet-trading roleplay: raise pets, build a home, and trade.
Collect anime-inspired fighters and grind power across worlds.
Raise a swarm of bees, collect pollen, and craft your way up the mountain.
Blow bubbles, hatch pets, and trade your way up an endless collection grind.
An atmospheric fishing RPG about exploring and catching rare fish.
Plant crops, chase mutations, and build a self-sustaining farm.
Dig for ores, collect pets, and trade your way to riches.
Lift, train, and rebirth to become the strongest on the server.
Train ninja power, collect blades and pets, and rebirth for more.
Collect pets, break breakables, and chase Huge and Titanic exclusives.
The pet-collecting simulator that came before Pet Sim 99.
Roll for ultra-rare auras in a pure luck-and-grind chase.
Run, collect rings, and unlock Sonic characters in a speed simulator.
What makes a Simulator game on Roblox
A Roblox simulator is a game built around one repeated action and a number that grows because of it. You click, dig, lift, fish, plant or hatch; a counter goes up; the counter buys a multiplier; the multiplier makes the next round of clicking faster. Strip the theme off almost anything on this shelf and that is the loop underneath. What separates a good simulator from a bad one is what the designer puts on top of the loop for the moment the numbers stop being interesting on their own.
Three things usually go there. The first is a collectible layer: Pet Simulator 99 and Bubble Gum Simulator hatch eggs, Bee Swarm Simulator raises a swarm, and collecting gives you something to want rather than a bigger figure to look at. The second is a trading economy — Adopt Me is a pet-trading roleplay first and a simulator second, and Pet Simulator 99's Huge and Titanic exclusives hold their value because the game controls how many exist. The third is rarity with everything else stripped away: Sol's RNG is a roll, a result and an odds table, and it does not pretend to be more than that. Rebirth games such as Muscle Legends and Ninja Legends go the opposite way — no collection at all, just a reset button that trades your whole run for a permanent multiplier.
Two practical notes before you pick one. Simulators age faster than anything else in this catalog, because their appeal is tied to how recently they shipped an update; a simulator on a dead update schedule is a dead game even while its servers are full. And a simulator with trading attached is a simulator with scams attached. Trade inside the game's own trade window, never through someone offering to hold both halves of a deal, and treat any site promising free Robux as a scam rather than a shortcut.
What this shelf holds
This shelf holds 13 Simulator games. 7 of them carry a second genre tag, so they are shelved twice. The oldest is Adopt Me (2017); the newest is Grow a Garden (2025). 12 of them carry live figures pulled from Roblox’s public games API on Sep 13, 2026: the busiest right now is Adopt Me with about 184,117 players in-game. Anime Fighters Simulator has no entry in that API right now, so its page shows no figures at all rather than a stale one. The best-reviewed is Bubble Gum Simulator at 96.8% positive across 510,023 votes; the median rating over the 12 games here with at least 100 votes is 91.7%.
Where to start
If you want the deepest one, start with Adopt Me or Pet Simulator 99; both are large enough that the market around them is a second game. If you want the grind without the economy, Bee Swarm Simulator is the most carefully built loop here and has been updated for years. Fisch is the one worth trying even if you dislike the genre — it is a fishing RPG with a world to explore, which is why it also sits on the RPG shelf. And Grow a Garden is the least demanding entry point on this page, because the crops keep growing while you are logged off.
Games tagged into a second genre are listed on that shelf too; browse all games to filter the whole catalog at once.