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Sonder

Sonder

Experience an innovative co-op adventure where two players have to work together. Engage in collaborative puzzle solving and dynamic combat with each player having unique abilities. Delve into a psychological narrative that explores the essence of humanity.

Released Feb 15, 2024 Developer Finally Games Platforms Windows CasualAdventurePlatformerPuzzlePuzzle-Platformer
View on Steam ↗ Free (US · as of 2026-05-13)

What players say

Steam review score and the most-helpful voices, which may include critical ones. Score via Steam as of 2026-09-04 · quoted reviews as of 2026-05-13.

90.4%positive803 reviews
Recommended · 2 found this helpful

“this game is so good i love it so much best co op ever made”

— a player, Steam review · 1 hrs played
Recommended · 1 found this helpful

“super game with amazing story and emotional”

— a player, Steam review · 1 hrs played
Recommended · 0 found this helpful

“Fantastic game, very heartwarming and cute. Very interesting puzzles and levels. Great visuals. 0 bugs, 0 issues with online co-op. 10/10!”

— a player, Steam review · 1 hrs played
Read more reviews ↗

Player activity

Monthly average concurrent players. Live data self-collected from the Steam API · history through 2026-07 via SteamCharts.

347all-time peak
0 50 100 2025 2026 No data collected for this period No data collected for this period No data collected for this period No data collected for this period 52 avg · Feb 2024

Achievement stats

Global completion rates across all Steam players — a data view of how far people actually get. Source: Steam official stats · as of 2026-09-26.

11achievements
2.8%median completion
0.8%rarest: Endurance
49.5% of players 41.4% of players 23.3% of players 20.6% of players 4.7% of players 2.8% of players 2.8% of players 2.7% of players 1.1% of players 0.9% of players 0.8% of players 49.5% 0% most earned rarest
Almost everyone has
49.5%It’s not rocket science — Boost Robot 12 times with Souls dash.
41.4%We are One — Complete the Story mode.
23.3%Scopophobia — The fear of being percieved - kill 50 Everlooking Eyes.
Rarest badges of honor
0.8%Endurance — Survive 10 minutes in Survival mode.
0.9%SCOOOOORE — Hidden achievement
1.1%Explorer — Hidden achievement

Games like Sonder

From our knowledge graph — ranked by shared traits, not a black box. Each card says why it's here.

Never Alone (Kisima Ingitchuna) Never Alone (Kisima Ingitchuna) 77.3% · 3,961 reviews shares 2 5d, Local Co Op, Local Multiplayer, Puzzle Platformer The Cave The Cave 83.8% · 1,634 reviews shares 2 5d, Local Co Op, Local Multiplayer, Puzzle Platformer Nocturnal Nocturnal 92.7% · 1,100 reviews shares Narration, Puzzle Platformer, Side Scroller, Dark A Juggler's Tale A Juggler's Tale 88.7% · 791 reviews shares Cinematic, Narration, 2 5d, Puzzle Platformer BattleBlock Theater® BattleBlock Theater® 97.3% · 30,704 reviews shares Narration, Local Co Op, Local Multiplayer, Puzzle Platformer GRIME GRIME 88.1% · 3,125 reviews shares Cinematic, 2 5d, Dark Fantasy, Side Scroller Pid Pid 79.4% · 927 reviews shares 2 5d, Local Co Op, Local Multiplayer, Puzzle Platformer Trine 4: The Nightmare Prince Trine 4: The Nightmare Prince 92.9% · 3,670 reviews shares 2 5d, Local Co Op, Local Multiplayer, Puzzle Platformer

Screenshots

Official Steam store screenshots — click any shot to enlarge.

Facts & details

From the Steam store record, snapshot 2026-05-13.

GenresCasual, Indie, Free To Play
Player tagsCasual · Adventure · Platformer · Puzzle · Puzzle-Platformer · Exploration · Side Scroller · 2.5D · Cinematic · Stylized · Dark · Dark Fantasy (SteamSpy community voting)
FeaturesMulti-player · Co-op · Online Co-op · Shared/Split Screen Co-op · Shared/Split Screen · Steam Achievements · Full controller support · Steam Cloud
LanguagesEnglish, Swedish, Simplified Chinese
ControllerFull support
Achievements11
Minimum system requirements (PC)

Minimum: Requires a 64-bit processor and operating system OS: Windows 10 or higher Processor: Intel Core i3-6100 / AMD FX-8350 Memory: 4 GB RAM Graphics: GTX 1060 / AMD RX 580 DirectX: Version 11 Storage: 1 GB available space