Games like The Billion Clicker

Gridkeeper is a single-player strategy and visual incremental game where you manage "Grids" to mine and sell fuel, research technology, and generate mana. Build and upgrade MineBots to maximize fuel production, invest in research to unlock advanced tech, and expand your mining empire. The game offers a deep progression system and takes about 9 hours to complete.

Scratchers is a comedic single-player incremental simulation where you scratch cards to earn cash, unlock upgrades, and hire helpers to automate scratching. Featuring chill progression, diverse card types with unique mechanics, and a prestige system for permanent boosts, the game offers lots of grinding but is notably buggy. Build your empire and optimize your earnings as you climb to scratcher supremacy!

Outhold is a single-player tower defense strategy game featuring a deep upgrade tree and incremental-style meta-progression. Players engage in addictive gameplay, upgrading towers and experimenting with synergies across 10 levels and endgame content, offering around 4-5 hours of challenging, grind-heavy strategic action with good graphics and replayability.

Fill Up The Hole is a casual incremental game where you manage peons to produce and toss garbage into a hole, growing and evolving your village in the process. Strategically expand your base, remove obstacles, and upgrade buildings and peons to maximize trash output. Experiment with different methods and unlock new features, resources, and abilities to optimize your garbage empire.

"Idle Cave Miner" is a relaxing idle game that lets you tap to mine resources and craft items to upgrade your mining operation. Assemble a team of miners, each with their own strengths and abilities, to dig deeper and discover new ores and gems. Use the items you craft to boost your miners' stats and progress even further. Prestige, smelt ores, and travel to different mines to increase your strength and uncover the mysteries below.

"Core Defense" is a strategic tower defense game where you protect your core from enemies using a variety of towers and abilities. Continuous upgrades and tech tree research enhance your defensive capabilities. With procedurally generated levels and a challenging difficulty curve, each playthrough offers a unique and engaging experience.

Incredicer is a single-player strategy game where you roll dice to earn money and automate processes by buying helper hands. Featuring splendid gameplay, wonderful graphics, and a good soundtrack, it challenges players to collect dark matter and explore a skill tree to upgrade dice and unlock active skills. The game involves heavy grinding but offers limited replayability.

"Exponential Idle" is a single-player business simulation game available on Android and iOS. The math-inspired incremental game has you stacking up money through exponential growth by stepping through time and performing variable changes. With great mechanics, phenomenal graphics, and plenty of humor, grind to unlock achievements, buy upgrades, and enjoy the ingenious music while earning virtual money.

Clicker Heroes 2 is a single-player Role Playing game with splendid graphics and a stunning soundtrack. Embark on a endless journey to defeat monsters, progressing through an infinite number of worlds and upgrades, with 1.52e394+ hours of gameplay. Customize the Automator and unlock skills for maximum DPS, while conquesting a vast number of worlds and their unique monsters for more gold and experience. However, the game is currently full of bugs.

Underworld Idle is an idle management game where higher-order units produce lower-order units across diverse factions like demons, undead, and utopians. Players expand resources, engage in infernal contracts for prestige, and explore various locations such as labs and libraries. The game offers infinite progression with unique unit-creation mechanics and dark fantasy themes.