Single-player games like OPUS: Rocket of Whispers
Below are 10 single-player Steam games similar to OPUS: Rocket of Whispers, 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 OPUS: Rocket of Whispers page.
Ranked picks
- 1

OPUS: The Day We Found Earth
Single-player alternative to OPUS: Rocket of Whispers — playable solo, no multiplayer required. Shares Indie and Adventure with OPUS: Rocket of Whispers.
Dive into the boundless galaxy and embark on an emotional adventure! Help little robot Emeth to fulfill a century-old promise by finding Earth in order to save Mankind—so step into the spaceship, operate a deep space telescope, and find out what’s out there in the unknown.
- 2

OPUS: Echo of Starsong - Full Bloom Edition
Single-player alternative to OPUS: Rocket of Whispers — playable solo, no multiplayer required. Shares Indie and Adventure with OPUS: Rocket of Whispers.
Echo of Starsong is a visual novel style adventure game. Eda, a girl who can hear mysterious sound waves known as starsong, crosses paths with a young man in search of their source. Together, they venture out to the heart of space to unravel an ancient myth.
- 3

Chromatic Memories
Single-player alternative to OPUS: Rocket of Whispers — playable solo, no multiplayer required. Shares Indie with OPUS: Rocket of Whispers.
A visual novel about grief, memory and acceptance. Nayara is a painter of memories: she digs into her clients’ minds to change or even erase their memories. One day she realizes she has altered her own memory. What was so painful or unbearable that she wanted to forget it for good?
- 4

Escape Tales: The Awakening
Single-player alternative to OPUS: Rocket of Whispers — playable solo, no multiplayer required. Shares Indie and Adventure with OPUS: Rocket of Whispers.
“Escape Tales: The Awakening” is a haunting narrative puzzle game that plunges you into a world shrouded in darkness and mystery. Immerse yourself in a gripping tale of loss, redemption, and the echoes of a forgotten past based on the well-received escape room card game.
- 5

Mucorales
Single-player alternative to OPUS: Rocket of Whispers — playable solo, no multiplayer required. Shares Indie and Adventure with OPUS: Rocket of Whispers.
An enthralling RPG Maker horror game that explores a dark and twisted rendition of the classic fairy tale, Red Riding Hood.
- 6

Harmony: The Fall of Reverie
Single-player alternative to OPUS: Rocket of Whispers — playable solo, no multiplayer required. Shares Indie and Adventure with OPUS: Rocket of Whispers.
The fate of humanity is at stake. Use your gift of clairvoyance to see into the future and stop an apocalypse that threatens the balance between your world and the deities'.
- 7

Last Days
Single-player alternative to OPUS: Rocket of Whispers — playable solo, no multiplayer required. Shares Indie with OPUS: Rocket of Whispers.
The gods have blessed New Canaan for four hundred years, and everyone - including Sister Ginsetsu - thought it would go on forever, until the day Ginsetsu met the gods of New Canaan. Since then, the story between the maiden who calls herself a god, and the maiden who will become a god has begun.
- 8

Beacon Pines
Single-player alternative to OPUS: Rocket of Whispers — playable solo, no multiplayer required. Shares Indie and Adventure with OPUS: Rocket of Whispers.
Beacon Pines is a cute and creepy adventure set within a mysterious book. Sneak out late, make new friends, uncover hidden truths, and collect words that will change the course of fate!
- 9

OPUS: Prism Peak
Single-player alternative to OPUS: Rocket of Whispers — playable solo, no multiplayer required. Shares Indie and Adventure with OPUS: Rocket of Whispers.
OPUS: Prism Peak is a narrative adventure where you play as a weary photographer stranded in the Dusklands, traveling with a girl who's lost her memories. Together, you'll uncover the mysteries of this land through your camera and find your way home.
- 10

Rocket of Whispers: Prologue
Single-player alternative to OPUS: Rocket of Whispers — playable solo, no multiplayer required. Shares Indie and Adventure with OPUS: Rocket of Whispers.
In a chilling cellar below the apocalyptic snow, Fei Lin the witch wakes up from hibernation, and ventures into the forsaken world. Guide her through the process of escaping the cellar, and seeing the changed world for her first time.