Single-player games like Notice Me Leena-senpai!
Below are 12 single-player Steam games similar to Notice Me Leena-senpai!, ranked by player overlap. Every pick carries Steam's Single-player category, so multiplayer-only titles or always-online games don't sneak in. imho.run pulls the category data from Steam directly — Single-player here matches what the store labels.
Want the full alternatives list (paid + free + Steam Deck + cheaper picks)? See the parent games like Notice Me Leena-senpai! page.
Ranked picks
- 1

Slorbis: Tower Defense
Single-player alternative to Notice Me Leena-senpai! — playable solo, no multiplayer required. Shares Strategy and Indie with Notice Me Leena-senpai!.
Immerse yourself in the cozy, minimalist world of Slorbis: Tower Defense. Build towers with unique roles, buy modifiers of varying rarities, collect money, and face the unpredictability of procedurally generated maps as you defend the king from dark spirits.
- 2

Tower Defense Hero
Single-player alternative to Notice Me Leena-senpai! — playable solo, no multiplayer required. Shares Strategy and Indie with Notice Me Leena-senpai!.
A game combining tower defense and RPG
- 3

Immortal Sect Defend
Single-player alternative to Notice Me Leena-senpai! — playable solo, no multiplayer required. Shares Strategy and Indie with Notice Me Leena-senpai!.
Guard the Sect Eye or lose everything. Build immortal towers to defend against demon hordes. Explore dangerous realms, slay beasts, and upgrade your defenses in this unique cultivation tower defense game.
- 4

Before the Walls Break
Single-player alternative to Notice Me Leena-senpai! — playable solo, no multiplayer required. Shares Strategy and Indie with Notice Me Leena-senpai!.
Build your village, fortify your walls, and survive relentless waves of enemies in this strategy tower defense game with resource management and active battlefield abilities.
- 5

Ant Guardians
Single-player alternative to Notice Me Leena-senpai! — playable solo, no multiplayer required. Shares Strategy and Indie with Notice Me Leena-senpai!.
It’s a defense game where you create your own strategy, grow your units, and defend against enemies.
- 6

Endzone Girls
Single-player alternative to Notice Me Leena-senpai! — playable solo, no multiplayer required. Shares Strategy and Indie with Notice Me Leena-senpai!.
《Endzone Girls》is a Tower Defense Game. You will collect resources and build fortifications before the zombies arrive to kill the zombies that invade your home. In the game, you will unlock different defensive buildings, create a unique style, defend your home in a world full of zombies.
- 7

Temple Siege TD
Single-player alternative to Notice Me Leena-senpai! — playable solo, no multiplayer required. Shares Strategy and Indie with Notice Me Leena-senpai!.
Relaxing 3D fantasy tower defense game with an RPG/MOBA vibe: Hero-towers, distinct roles, unique abilities, powerful combos and rising challenge.
- 8

BOKOSUKA WARS II
Single-player alternative to Notice Me Leena-senpai! — playable solo, no multiplayer required. Shares Strategy and Indie with Notice Me Leena-senpai!.
Bokosuka Wars won the 1984 ASCII Software Contest; a pioneering simulation RPG. This sequel by the original creator features ideas and systems not realized on the original. Two-Player Co-op play recommended!
- 9

Dokimon: Quest
Single-player alternative to Notice Me Leena-senpai! — playable solo, no multiplayer required. Shares Strategy and RPG with Notice Me Leena-senpai!.
"Whoa, watch out!" That was close, didn't you know Dokimon are dangerous!?ーStep into Xelos region, where you'll set off on an adventure to uncover the mystery behind your missing childhood friend.
- 10

Nuumonsters
Single-player alternative to Notice Me Leena-senpai! — playable solo, no multiplayer required. Shares Indie and RPG with Notice Me Leena-senpai!.
Welcome to the wonderful *New* world of Nuumonsters! Play as Yana or Yasaka in a short and sweet adventure to become the strongest trainer in the Hana region!
- 11

Dokimon Quest: II
Single-player alternative to Notice Me Leena-senpai! — playable solo, no multiplayer required. Shares Indie and RPG with Notice Me Leena-senpai!.
"Maiko, we're coming for you!" ー Dive into the past in a direct sequel to Dokimon Quest. Travel between the modern world and Edo period Japan to save your friend in this GBC-era Monster Tamer JRPG!
- 12

Dokimon: The Living Soil
Single-player alternative to Notice Me Leena-senpai! — playable solo, no multiplayer required. Shares Indie and RPG with Notice Me Leena-senpai!.
A cozy farming and monster-taming RPG where the secret is in the soil! Retire from Dokimon Ranger duty to start a cozy new life in the Japanese countryside alongside your Dokimon monster crew!