Single-player games like Radiant One
Below are 9 single-player Steam games similar to Radiant One, 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 Radiant One page.
Ranked picks
- 1
RETRYS
Single-player alternative to Radiant One — playable solo, no multiplayer required. Shares Indie and Adventure with Radiant One.
“Oh, brave hero—please fix the bugs in this RPG!” It’s a little weird and quirky, but it’s a story that will stay with you. A little fantasy of laughter and tears — a story for the grown-up heart.
- 2
Home
Single-player alternative to Radiant One — playable solo, no multiplayer required. Shares Indie and Adventure with Radiant One.
Home is a unique horror adventure set in a beautifully-realized pixel world. It’s a murder mystery with a twist—because you decide what ultimately happens.
- 3
To the Moon
Single-player alternative to Radiant One — playable solo, no multiplayer required. Shares Indie and Adventure with Radiant One.
A story-driven experience about two doctors traversing backwards through a dying man's memories to artificially fulfill his last wish.
- 4
Frog Detective 1: The Haunted Island
Single-player alternative to Radiant One — playable solo, no multiplayer required. Shares Indie and Adventure with Radiant One.
You're a detective, and a frog, and it's time to solve a mystery.
- 5
Evie
Single-player alternative to Radiant One — playable solo, no multiplayer required. Shares Indie and Adventure with Radiant One.
A girl crashed into a dark forest not knowing where to go, curiosity drives her to open a Pandora’s box that was never meant to be opened.
- 6
Frog Detective 2: The Case of the Invisible Wizard
Single-player alternative to Radiant One — playable solo, no multiplayer required. Shares Indie and Adventure with Radiant One.
You're a detective, and a frog, and it's time to solve a mystery. Also there's a wizard.
- 7
Homesick
Single-player alternative to Radiant One — playable solo, no multiplayer required. Shares Indie and Adventure with Radiant One.
Explore an abandoned building, encountering puzzles and clues to discover what happened, as you try to escape in both your nightmares and the waking world. Be immersed in the hauntingly beautiful 3D atmosphere in this puzzle exploration mystery game.
- 8
PROXIMATE
Single-player alternative to Radiant One — playable solo, no multiplayer required. Shares Indie and Adventure with Radiant One.
Congratulations, contractor! You've been approved to trial our cutting-edge AI visor. Use it to explore the Neuras lab and recover the staff's research. Your visor is safe, reliable, and up to 99% accurate. Just don't ask why the "ketchup" in the corner makes such a horrible crunching sound.
- 9
DEAD DOZEN
Single-player alternative to Radiant One — playable solo, no multiplayer required. Shares Indie with Radiant One.
DEAD DOZEN Escape is a first person horror survival experience. Form a team with up to 4 players and escape from the depths of the mysterious pyramid in the heart of Siberia, or do it all on your own.