Single-player games like Line's Guarder
Below are 16 single-player Steam games similar to Line's Guarder, 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 Line's Guarder page.
Ranked picks
- 1

Deskmate Girl
Single-player alternative to Line's Guarder — playable solo, no multiplayer required. Shares Action and Indie with Line's Guarder.
Can you become a perfect boyfriend and let your girlfriend open her heart to you?
- 2

Lost2
Single-player alternative to Line's Guarder — playable solo, no multiplayer required. Shares Indie and Casual with Line's Guarder.
This is a click&decrypt game. You need dive into the dark dreams of fairy tales, observe the scenes and help the fairy tale princess to escape their difficulties. but sometimes you need to make a little trouble to satisfy your evil desires and start a sweet and dark interaction with the princess.
- 3

Survivor Girls of Monster Dungeon
Single-player alternative to Line's Guarder — playable solo, no multiplayer required. Shares Action and Indie with Line's Guarder.
Over a dozen adorable girls of various professions must pick up weapons to protect themselves and strive to survive in this dangerous dungeon filled with various monsters!
- 4

Humiliation Dungeon Survivors
Single-player alternative to Line's Guarder — playable solo, no multiplayer required. Shares Action and Indie with Line's Guarder.
"Humiliation Dungeon Survivors" is a 2.5D survivor Roguelike game. Over a dozen cute girls of different professions need to pick up weapons to protect themselves and try to survive in this dangerous dungeon! If they are attacked by monsters, they will be ruthlessly humiliated!
- 5

Get To Work, Succubus-Chan!
Single-player alternative to Line's Guarder — playable solo, no multiplayer required. Shares Action and Indie with Line's Guarder.
Enter your own erotic dream and play this shoot-em up where you can customize your attacks.
- 6

LEWDAPOCALYPSE Hentai Evil
Single-player alternative to Line's Guarder — playable solo, no multiplayer required. Shares Action and Indie with Line's Guarder.
It's a game about Zombies, Viruses, Love, Sex and Evil Corporations. You'll have to force your way to safety through lots of Zombies, Monsters and Lusted Cocks and Pussies! And don't forget the PENESIS! ADULTS ONLY!
- 7

Seek Girl
Single-player alternative to Line's Guarder — playable solo, no multiplayer required. Shares Action and Indie with Line's Guarder.
This is a "collection game" which unlocks "collection" girls by tapping cute little people who jump out of the hole. The unlocked girl will be sealed in a bottle and you can meet her again at any time. Every beautiful girl has her own unique movements and voice to make!
- 8

SENRAN KAGURA Peach Beach Splash
Single-player alternative to Line's Guarder — playable solo, no multiplayer required. Shares Action with Line's Guarder.
The buxom shinobi of SENRAN KAGURA are back, and they've traded their katanas for water guns in this Third-Person Splasher! Customize your team, lead them through battles across a sprawling single-player campaign, or go online and take on teams worldwide. Come on in; the water's great!
- 9

Bird
Single-player alternative to Line's Guarder — playable solo, no multiplayer required. Shares Action and Indie with Line's Guarder.
You are a bird, you are free in this small place, but you can't get out, all you can do is fly around.
- 10

Cyber Driver
Single-player alternative to Line's Guarder — playable solo, no multiplayer required. Shares Action and Indie with Line's Guarder.
Cyber Driver is a small cyberpunk-style arcade flight game. It is fast, easy, tight, and repeatable, with elements of collection and challenges. Your only goal in the game is to constantly break the scores you have created before in the unique cyber atmosphere.
- 11

Flying Sword
Single-player alternative to Line's Guarder — playable solo, no multiplayer required. Shares Action and Indie with Line's Guarder.
"Flying Sword" is a flight game that uses only mouse to play (Play for 10 minutes each time). In the game you need to control the sword to fly and collect 'aura stone' as much as possible.
- 12

Float Night
Single-player alternative to Line's Guarder — playable solo, no multiplayer required. Shares Indie with Line's Guarder.
Float Night is a small sandbox game that is easy to collect resources, simple to build, no craft, and sustainable.
- 13

Cover Sky
Single-player alternative to Line's Guarder — playable solo, no multiplayer required. Shares Action and Indie with Line's Guarder.
Robots launched an attack on humans! You must stop them! "Cover Sky" is a fast-paced (small map) single-player shooting game that can switch between first and third person perspective at any time. It features fast start, end in fifteen minutes, customizable AI count(20 , 30, 40), dynamic environment, and multiple weapons.
- 14

The Long Sky
Single-player alternative to Line's Guarder — playable solo, no multiplayer required. Shares Action and Indie with Line's Guarder.
Long Sky is a small arcade flight avoidance game that can switch the first person perspective. It's fast, easy, tight, and repeatable, with elements of collection and challenges. This game can be played with one hand.
- 15

Vaporwave Drift
Single-player alternative to Line's Guarder — playable solo, no multiplayer required. Shares Indie and Casual with Line's Guarder.
"Vaporwave Drift" is a single (no AI) driving drift game, It's fast, easy, tight, and repeatable, with elements of collection and challenges. In the game you can choose the track you like to drift and challenge the global leaderboard(Total Laps).
- 16

Retro Drift
Single-player alternative to Line's Guarder — playable solo, no multiplayer required. Shares Indie and Casual with Line's Guarder.
"Retro Drift" is a small arcade drift game that can be played with one hand. The game advocates fast-paced play, a 10-second start, and a ten-minute game. The number of AI can be set, which is suitable for a game anytime, anywhere.