Single-player games like Nientum - Op.ZERO
Below are 9 single-player Steam games similar to Nientum - Op.ZERO, 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 Nientum - Op.ZERO page.
Ranked picks
- 1
Hemomancer
Single-player alternative to Nientum - Op.ZERO — playable solo, no multiplayer required. Shares Action and Indie with Nientum - Op.ZERO.
A rhythm-enhanced action roguelite RPG with visual novel storytelling. Unravel a story in a surreal world shaped by music, collect trinkets attuned to rhythm, furnish the abyss and make questionable allies. Run with scissors, talk to strangers and make decisions you don’t fully understand.
- 2
KAMITSUBAKI CITY ENSEMBLE
Single-player alternative to Nientum - Op.ZERO — playable solo, no multiplayer required. Shares Action and Sports with Nientum - Op.ZERO.
"KAMITSUBAKI CITY ENSEMBLE" is a rhythm game in which AI girls who were awoken after the apocalypse use special song magic to create melodies with you, in an effort to restart the world. How did the destruction happen? Why do these girls exist? All answers will be revealed...when the music stops.
- 3
Everhood
Single-player alternative to Nientum - Op.ZERO — playable solo, no multiplayer required. Shares Action and Indie with Nientum - Op.ZERO.
An UNCONVENTIONAL ADVENTURE RPG that takes place in an inexpressible world filled with amusing musical battles and strange delightful encounters. To put it simply: You are in for a ride.🍄
- 4
Teenage Blob
Single-player alternative to Nientum - Op.ZERO — playable solo, no multiplayer required. Shares Action and Indie with Nientum - Op.ZERO.
Half game. Half album. All awesome! A colourful art-punk adventure towards the best night of your life. Guaranteed to cheer you up in half an hour or your money back!
- 5
Saviorless
Single-player alternative to Nientum - Op.ZERO — playable solo, no multiplayer required. Shares Action and Indie with Nientum - Op.ZERO.
Embark on a journey to The Smiling Islands, the realm of the Saviors, where an enigmatic guide beckons. The seasoned narrator has shared this story countless times, yet none have graced the miraculous land. Can you seize your narrative and ascend as a Savior?
- 6
ATONE: Heart of the Elder Tree
Single-player alternative to Nientum - Op.ZERO — playable solo, no multiplayer required. Shares Action and Indie with Nientum - Op.ZERO.
ATONE is a Norse mythology-inspired, hand-drawn game that blends interactive storytelling and complex puzzles with a rhythm game combat system. Inherit the role of a young warrior named Estra as she journeys through Midgard to unveil the truth behind her father’s death.
- 7
The Bridge
Single-player alternative to Nientum - Op.ZERO — playable solo, no multiplayer required. Shares Indie and Adventure with Nientum - Op.ZERO.
The Bridge is a logic puzzle game that forces you to reevaluate your preconceptions of physics and perspective. It is Isaac Newton meets M. C. Escher. Manipulate gravity to redefine the ceiling as the floor while venturing through impossible architectures.
- 8
KALPA: Cosmic Symphony
Single-player alternative to Nientum - Op.ZERO — playable solo, no multiplayer required. Shares Action and Sports with Nientum - Op.ZERO.
A next-generation rhythm game where story and music intertwine. Enjoy a tracklist filled with famous licensed songs and exclusive original songs made by renowned composers Discover an immersive story, and face endless challenges. Your performance will dictate the fate of the world.
- 9
Muse Dash
Single-player alternative to Nientum - Op.ZERO — playable solo, no multiplayer required. Shares Action and Indie with Nientum - Op.ZERO.
Paradise of parkour & rhythm game ★★★ — Muse Dash!!