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Hypnagogia 無限の夢 Boundless Dreams

Hypnagogia 無限の夢 Boundless Dreams

Meet colorful characters, discover mysterious secrets, and reassemble the fractured remains of an ethereal crystal as you explore a series of abstract worlds based on dreams, nightmares, and the places in between.

Released Oct 29, 2021 Developer sodaraptor Publisher Raptorsoft Games Platforms Windows · Mac · Linux AdventureSurrealExplorationPlatformerAbstract
View on Steam ↗ $9.99 (US · as of 2026-07-26)

What players say

Steam review score and the most-helpful voices, which may include critical ones. Data as of 2026-05-20.

96.4%positive611 reviews
Recommended · 4 found this helpful

“Fantastic game, perfect cosy experience. Excellent sound design, OST, writing, aesthetics, etc.”

— a player, Steam review · 5 hrs played
Recommended · 2 found this helpful

“10/10 OH MY DAYS HOW DO I EVEN DESCRIBE THE LOVE I HAVE FOR THIS GAME... i LOVE LOVE LOVE this game and its concept so much. i literally finished it in one sitting, i was THAT immersed. the different dreams you get to explore, (some being silly others being downright TERRIFYING…”

— a player, Steam review · 5 hrs played
Recommended · 1 found this helpful

“Game is REALLY good. The worlds are incredibly interesting, the people are too. I love that aesthetic the game has and the themes at play. Only nitpick is that the jumping is a little floaty . I enjoyed doing the 100% however, I fell in love with the game thanks to the secret…”

— a player, Steam review · 11 hrs played
Read more reviews ↗

Player activity

Monthly average concurrent players. Live count fetched 2026-07-24 01:13 UTC · history via SteamCharts.

4playing at last check
124-hour peak
14all-time peak
0 2 5 2022 2023 2024 3 avg · Dec 2021

Achievement stats

Global completion rates across all Steam players — a data view of how far people actually get. Source: Steam official stats · as of 2026-07-25.

45achievements
31.0%median completion
10.2%rarest: Gather No Moss
89.5% of players 74.0% of players 59.9% of players 50.1% of players 50.1% of players 45.9% of players 44.8% of players 42.5% of players 41.8% of players 41.0% of players 40.0% of players 39.5% of players 37.2% of players 37.1% of players 36.1% of players 36.0% of players 35.9% of players 35.9% of players 35.9% of players 35.8% of players 33.7% of players 31.5% of players 31.0% of players 24.3% of players 24.0% of players 23.4% of players 22.6% of players 22.4% of players 22.2% of players 22.0% of players 21.6% of players 19.1% of players 18.6% of players 18.5% of players 18.5% of players 17.3% of players 17.0% of players 16.9% of players 15.9% of players 15.6% of players 15.2% of players 14.1% of players 12.4% of players 11.1% of players 10.2% of players 89.5% 0% most earned rarest
Almost everyone has
89.5%Your First Steps — Enter the portal in nowhere.
74.0%Cave Thief — Obtain the first dream shard.
59.9%Snake Eyes — Obtain the second dream shard.
Rarest badges of honor
10.2%Gather No Moss — Hidden achievement
11.1%Spraytagged — Hidden achievement
12.4%Get Quackin' — Hidden achievement

Price tracking

US-region pricing (USD), sampled twice daily by our own tracker since 2026-07-25. Steam prices vary by region — always confirm your local price on Steam.

$9.99current · sampled 2026-07-26 08:39 UTC
$9.99lowest since tracking began2026-07-25
US9.99 USD
EU8.19 EUR
UK7.19 GBP
Australia14.50 AUD
Canada11.49 CAD
Japan1,010 JPY
Brazil20.69 BRL
China37.00 CNY

Regional prices at last sample, in local currency — Steam sets each region's price independently.

Brazil≈$4.1 China Japan Canada EU UK US Australia≈$10

Cheapest → most expensive, converted to USD at ECB reference rates (2026-07-24). Relative comparison only.

Latest official news

Developer announcements via the Steam news API — links go to the original posts. More across all games on the news hub.

Jun 27, 2026
Hypnagogia is 30% off right now!

Colorful, expansive dream worlds Cronchy psx visuals Engaging narrative Amazing soundtrack So if you've been holding off on giving it a full playthrough or have a friend that would love it, now's your

Jun 17, 2026
Hypnagogia 壊れた夢 Broken Dreams Nextfest Demo now available!

Hey all~ The updated build to the Hypnagogia: Broken Dreams demo is now available for this Summer's Steam Nextfest, and you can play it right now! Traverse a massive, dilapidated city ran by sassy, sc

Apr 14, 2026
Hypnagogia Prequel + New Store Page Announcement

Hi all- For those who haven't heard, and for both new and old fans of Boundless Dreams... a new game in the Hypnagogia series is officially being developed and the store page is now live! prequel to B

Dec 22, 2023
Raptorsoft Games Winter Sale!

It's that time of year again- which means both Interior Worlds and Hypnagogia are on MEGA SALE for only $6.99 ! Grab them both at this rare winter price until January 5th 🎄🎁 https://store.steampowered

Dec 09, 2023
Original soundtrack now available for FREE download

Hey all- A lot of people have requested it, so I've just officially released the entire OST to Hypnagogia: Boundless Dreams for free download on the game's Steam page. Contains 26 unique and ambient t

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Screenshots

Official Steam store screenshots — click any shot to enlarge.

Facts & details

From the Steam store record, snapshot 2026-05-20.

GenresAdventure, Casual, Indie
Player tagsAdventure · Surreal · Exploration · Platformer · Abstract · Atmospheric · Horror · Retro · Walking Simulator · First-Person · 3D Platformer · 3D (SteamSpy community voting)
FeaturesSingle-player · Steam Achievements · Family Sharing
LanguagesEnglish
Achievements45
Estimated owners50,000 – 100,000 (SteamSpy)
Official sitehttps://raptorsoftgames.com/
Minimum system requirements (PC)

Minimum: Requires a 64-bit processor and operating system OS: Windows 10 Version 18362.0 or higher Processor: AMD Athlon X4 | Intel Core i5 4460 Memory: 4 GB RAM Graphics: Nvidia GTX 970 | AMD R7 570 DirectX: Version 11 Storage: 4 GB available space