Single-player games like Shelldiver
Below are 17 single-player Steam games similar to Shelldiver, 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 Shelldiver page.
Ranked picks
- 1

Scritchy Scratchy
Single-player alternative to Shelldiver — playable solo, no multiplayer required.
Scritchy Scratchy is a super-satisfying scratch card incremental game. Buy stacks of scratch-offs, unlock auto-scratching, and chase massive jackpots. Will you play it safe or go all-in?
- 2

Lyca
Single-player alternative to Shelldiver — playable solo, no multiplayer required.
A small, relaxing, incremental game about restoring a barren wasteland into a lush meadow. Help the magical wolf Lyca run through the land, gather resources, and unlock a vast upgrade tree.
- 3

Gamblers Table
Single-player alternative to Shelldiver — playable solo, no multiplayer required.
Gamblers Table is an incremental game where you toss coins to earn money. Buy bigger and better coins, unlock upgrades and hire little helpers to automate the process and take care of all the busy flipping work for you. Simple. Satisfying. Strangely compelling...
- 4

A Game About Feeding A Black Hole
Single-player alternative to Shelldiver — playable solo, no multiplayer required.
A short incremental game about feeding a Black Hole matter by destroying Asteroids, Planets, and Stars.
- 5

DEFRAG
Single-player alternative to Shelldiver — playable solo, no multiplayer required.
DEFRAG is a game about cleansing corrupted sectors and refining them through optimization to build a stronger system. Collect resources, adjust configurations, and complete your build as you progress.
- 6

castle idler
Single-player alternative to Shelldiver — playable solo, no multiplayer required.
castle idler is a short, relaxing incremental tower defense game with no waves. upgrade towers, collect coins, and unlock powerful prestige upgrades to defend your castle.
- 7

The Greenening
Single-player alternative to Shelldiver — playable solo, no multiplayer required.
A short and wholesome incremental journey about exploring and reawakening a forgotten world. Wash away the ashes to discover the secrets hidden beneath, upgrade your versatile watering abilities, and grow your own cozy space garden.
- 8

Piñata Go Boom
Single-player alternative to Shelldiver — playable solo, no multiplayer required.
A small incremental game about smashing piñatas, collecting toys, and climbing the corporate ladder as you unlock a vast upgrade tree.
- 9

Cookie Clicker
Single-player alternative to Shelldiver — playable solo, no multiplayer required.
An idle game about making cookies! Originally released in 2013 on the web, and actively developed since then. This is the official version for Steam.
- 10

Rocket Rats
Single-player alternative to Shelldiver — playable solo, no multiplayer required. Shares Action with Shelldiver.
Rocket Rats is a survivors-like game where you defeat cheese-based astral bodies in space – as a rat! Clear waves of enemies, collect cheese, upgrade your gear, and conquer the moon!
- 11

Doomed to Hell
Single-player alternative to Shelldiver — playable solo, no multiplayer required. Shares Action and Adventure with Shelldiver.
Doomed to Hell is a roguelike-like top-down shooter where you play as Rose, a human in hell who will need to fight all of its monsters in waves of enemies, defeat bosses, and get new weapons to earn back his life on earth.
- 12

Archaeogem
Single-player alternative to Shelldiver — playable solo, no multiplayer required. Shares Adventure with Shelldiver.
Hats up and whips out; the wilderness' mysteries await! Explore lush biomes, use your trusty whip to extract wild flowers' mystic powers, and collect rare gems in this dynamic precision-platformer. Unearth archaeological marvels and become a legend!
- 13

Toroom
Single-player alternative to Shelldiver — playable solo, no multiplayer required. Shares Action and Adventure with Shelldiver.
Toroom is a dungeon crawler roguelike-like top-down shooter, where the protagonist just wants to come back to his bedroom after waking up in a world of fantasy. Fight your way through multiple biomes, clear rooms full of enemies, get as much loot as possible and defeat the bosses in your way.
- 14

Colorful Colore
Single-player alternative to Shelldiver — playable solo, no multiplayer required.
Colorful Colore is a Puzzle Labyrinth game, where your objective is to get in the exit matching the correct colors in the way.
- 15

Gemini
Single-player alternative to Shelldiver — playable solo, no multiplayer required. Shares Action and Adventure with Shelldiver.
Gemini is an action tower defense game, where your goal is to protect the crystal and stay alive.
- 16

Wizodd
Single-player alternative to Shelldiver — playable solo, no multiplayer required. Shares Action and Adventure with Shelldiver.
Wizodd is a dungeon crawler roguelike game where you find various equipment and upgrades while encountering dangerous monsters and bosses to advance down to the lower floors.
- 17

Bob Help Them
Single-player alternative to Shelldiver — playable solo, no multiplayer required.
Bob Help Them is a timer-based game, where your goal is to help all NPC's before the timer ends.