Single-player games like Otterly Lost
Below are 8 single-player Steam games similar to Otterly Lost, 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 Otterly Lost page.
Ranked picks
- 1

Soggy Beans
Single-player alternative to Otterly Lost — playable solo, no multiplayer required. Shares Indie and Casual with Otterly Lost.
Fish will come, fish will go. Take photos, collect beans, decorate your seascape, then relax or do other things while your friends swim by in this calming side-idler.
- 2

The Grotto Index
Single-player alternative to Otterly Lost — playable solo, no multiplayer required. Shares Indie and Adventure with Otterly Lost.
A cozy nonogram (picross) adventure. Descend a living dungeon and fill a naturalist's journal one picture-logic puzzle at a time. 100 hand-crafted specimens across 10 floors. No fail states, no guessing: every puzzle is solvable by pure logic. Just you, a lantern, and quiet discovery.
- 3

Portabellows
Single-player alternative to Otterly Lost — playable solo, no multiplayer required. Shares Indie and Adventure with Otterly Lost.
Explore a whimsical island to find… pie recipes?! Bake them by gathering or growing ingredients, which may be the key to helping out your new found quirky friends leave the island! In this wholesome 3D platformer collectathon, you can enjoy discovering the world freely at your own pace.
- 4

Splash Divers
Single-player alternative to Otterly Lost — playable solo, no multiplayer required. Shares Indie and Adventure with Otterly Lost.
Immerse yourself in an unforgettable diving vacation! Break free from the limits of air supply and dive into the beauty of the ocean and its incredible marine life. Build your own personalized ocean encyclopedia, make friends with a diverse cast of dive buddies, and savor these moments of leisure.
- 5

Cellar Creek
Single-player alternative to Otterly Lost — playable solo, no multiplayer required. Shares Adventure and Casual with Otterly Lost.
A cozy scavenger hunt about a curious little dog exploring a world carved from wood and wonder. Earn Scout Badges as you dig trails, herd woolly creatures, and sniff out secrets. Discover that even the smallest world can hold something worth remembering.
- 6

Molluscarium
Single-player alternative to Otterly Lost — playable solo, no multiplayer required. Shares Indie and Casual with Otterly Lost.
Relax and collect over 500 unique molluscs in this cozy idle game. Watch larvae grow into stunning adults in real-time, customize vibrant aquatic habitats across 9 themed packs, and discover rare species from garden snails to deep-sea cephalopods.
- 7

William and Sly
Single-player alternative to Otterly Lost — playable solo, no multiplayer required. Shares Adventure and Casual with Otterly Lost.
A cozy open-world 3D adventure based on the popular 'William and Sly' Flash games. Explore a wild mountain landscape as a fox in search of mushrooms and untangle the magical machinations of a dark enchantress. Features fifteen new songs and over ten hours of gameplay!
- 8

Garden Trills
Single-player alternative to Otterly Lost — playable solo, no multiplayer required. Shares Indie and Adventure with Otterly Lost.
Garden Trills is a cozy puzzle-platformer where you fly as an adorable sparrow through enchanting Mediterranean gardens. Help your neighbors, grow vibrant flowers, and harness their powers to reach new destinations as you flutter into the heart of Vernubiel’s gardens.