Games like Desktop Defender
Desktop Defender mostly idle. These games share the most with it, and each one says why.

Mushies!FeaturedComing soon
Also prestige
Click the big mushroom, hire worker shrooms, build houses and dig underground in a cozy pixel-art mushroom village. Over 85 upgrades and a Wisdom prestige loop.

Berserk B.I.T.S
Also desktop companion, auto battler · Same active/idle balance (mostly idle)
A desktop auto-battler where your digital buddy fights viruses, collects battle chips for a deck, and follows an email-driven detective story.
81% steam90% idle
Lootborne
Also desktop companion, auto battler · Same active/idle balance (mostly idle)
A dark fantasy auto-battler that runs in a small desktop window, with a hero fighting and looting on its own. Forge duplicates, stack elemental synergies and battle other builds in async PvP.
61% steam90% idle
Idle Hero TD - Tower Defense RPGUpdated
Also tower defense, auto battler
An endless tower defense where you recruit and place fantasy heroes against infinite waves, and they keep fighting and collecting rewards while the game is closed.
82% steam75% idle
Tower Ball - Incremental Tower DefenseDormant
Also tower defense, prestige
Place turrets that shoot down falling balls for cash, upgrade seven tower types, and prestige to restart stronger on harder levels.
61% steam75% idle
Ropuka's Idle Island
Also desktop companion · Same active/idle balance (mostly idle)
A frog mows grass in a small window on your desktop; spend the clippings on better tools and island decorations.
97% steam90% idle
Birdwatching Notebook
Also desktop companion · Same active/idle balance (mostly idle)
A small postcard scene on your desktop draws in dozens of bird species as you decorate the spot, unlock new habitats and photograph visitors.
97% steam90% idle
Cornerpond
Also desktop companion · Same active/idle balance (mostly idle)
A fisherman in the corner of your screen catches fish on his own; sell them for rod and bait upgrades and fill a journal of 100+ species.
97% steam90% idle
Mushroom NookDormant
Also desktop companion · Same active/idle balance (mostly idle)
Mushrooms sprout on your desktop to collect, water and grow through several phases. Decorate a little garden that sits beside your work.
98% steam90% idle
Fish to Dish: Idle Sushi
Also desktop companion · Same active/idle balance (mostly idle)
A fishing boat sits along the edge of your desktop reeling in sea life to serve as sushi, while you upgrade rods and bait and fill an aquarium.
96% steam90% idle
Summoners Greed: AFK TD TowerUpdated
Also tower defense, auto battler
Summon heroes, place them on a grid to hold off waves, and collect rewards that build up while the game is closed.
75% idle
How to Train Your Cock
Also desktop companion · Same active/idle balance (mostly idle)
A rooster idler that sits on your screen and grows from a chick into a muscled bird while you buy hats, decorate his island and compare size with friends.
94% steam90% idle
Viridi
Also desktop companion · Same active/idle balance (mostly idle)
Care for a small pot of succulents that grow in real time. Water them, name them, and keep the window open beside your work.
92% steam90% idle
Tiny Pasture
Also desktop companion · Same active/idle balance (mostly idle)
A strip of pasture along the bottom of your screen where you raise, breed and sell animals for coins while you work.
92% steam90% idle
NoSlack Pets: Lo-Fi Paws
Also desktop companion · Same active/idle balance (mostly idle)
A cat that sits by your screen while you focus, rewarding Pomodoro and idle time with gift boxes of headgear. Decorate its room, fish, and join a shared study room.
97% steam90% idle
Maltese's Fluffy Onsen
Also desktop companion · Same active/idle balance (mostly idle)
Run a bathhouse for animal guests at the bottom of your screen, setting bath temperatures, snacks and staff while you do other things.
94% steam90% idle
Not Monday Cafe
Also desktop companion · Same active/idle balance (mostly idle)
A cafe docked at the bottom of your screen where staff cook and serve animal customers, with farm-grown ingredients, 300+ recipes and Twitch chat as guests.
94% steam90% idle
Fischer's Fishing Journey
Also desktop companion · Same active/idle balance (mostly idle)
A cat fishes on its own in a corner of your desktop, and you check in now and then to sell catches, upgrade the rod and fill a fish tank.
91% steam90% idle
Rusty's Retirement
Also desktop companion · Same active/idle balance (mostly idle)
A tiny robot farm that lives at the edge of your screen while you do other things. Idle in the purest sense.
97% steam15–30h ending95% idle
The Dream Globe
Also desktop companion · Same active/idle balance (mostly idle)
A tiny world inside a snow globe runs on its own while you check in to buy upgrades. Discover over 100 gems, crops and foods across dream regions.
94% steam90% idle
Fishing The Abyss
Also desktop companion · Same active/idle balance (mostly idle)
A small robot fishes by itself in a tall window beside your work, leveling up to reach deeper water and stranger catches. Clicking helps but is optional.
95% steam90% idle
Idle Waters
Also desktop companion · Same active/idle balance (mostly idle)
Fish from a window at the bottom of your screen, manually or with auto-fishing, to fill a collection of 100 species across 12 biomes and stock your aquarium.
94% steam90% idle
Screen Cat
Also desktop companion · Same active/idle balance (mostly idle)
A cat roams your desktop while you work; feed it, play with it, and wait for it to bring back collectibles from outside the screen.
90% steam90% idle
My Little Life
Also desktop companion · Same active/idle balance (mostly idle)
A small person lives out their life in a strip along the bottom of your screen, working, decorating and chasing dreams while you do other things.
91% steam90% idle