Single-player games like Trials of Harmony ~ A Found Phone Mystery Visual Novel
Below are 16 single-player Steam games similar to Trials of Harmony ~ A Found Phone Mystery Visual Novel, 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 Trials of Harmony ~ A Found Phone Mystery Visual Novel page.
Ranked picks
- 1

AI: The Somnium Files
Single-player alternative to Trials of Harmony ~ A Found Phone Mystery Visual Novel — playable solo, no multiplayer required. Shares Adventure with Trials of Harmony ~ A Found Phone Mystery Visual Novel.
Play as detective Kaname Date on the case of an elusive serial killer in this thrilling, sci-fi murder mystery.
- 2

Seven Wonders of St. Clementine
Single-player alternative to Trials of Harmony ~ A Found Phone Mystery Visual Novel — playable solo, no multiplayer required. Shares Indie and Casual with Trials of Harmony ~ A Found Phone Mystery Visual Novel.
In pursuit of a cause dear to him, Mizukami Sei heads to a new school; but from the beginning, everything seems off, and the intense folklore pervading the surrounding hasn't helped. What dark secrets lurk in St. Clementine's shadows?
- 3

Raging Loop
Single-player alternative to Trials of Harmony ~ A Found Phone Mystery Visual Novel — playable solo, no multiplayer required. Shares Indie and Adventure with Trials of Harmony ~ A Found Phone Mystery Visual Novel.
The feast has begun, can you escape the village alive?
- 4

CORPSE FACTORY
Single-player alternative to Trials of Harmony ~ A Found Phone Mystery Visual Novel — playable solo, no multiplayer required. Shares Indie and Adventure with Trials of Harmony ~ A Found Phone Mystery Visual Novel.
Discard your sense of morality and enter the world of CORPSE FACTORY. An obscure website allows users to request a death. Victims supposedly receive a photograph of their own corpse before they are killed! With English voice acting by an all-star cast.
- 5

Tiny Bunny
Single-player alternative to Trials of Harmony ~ A Found Phone Mystery Visual Novel — playable solo, no multiplayer required. Shares Indie and Adventure with Trials of Harmony ~ A Found Phone Mystery Visual Novel.
Tiny Bunny is a non-linear horror visual novel. Those, who have heard the voice of the forest, are beyond help.
- 6

Saint Kotar
Single-player alternative to Trials of Harmony ~ A Found Phone Mystery Visual Novel — playable solo, no multiplayer required. Shares Indie and Adventure with Trials of Harmony ~ A Found Phone Mystery Visual Novel.
Saint Kotar is a psychological horror detective game set in a cursed valley in rural Croatia. Investigate the disappearance of your relative in the occult-ridden town of Sveti Kotar as you switch between conflicting realities through the eyes of two godly men.
- 7

CARIMARA: Beneath the forlorn limbs
Single-player alternative to Trials of Harmony ~ A Found Phone Mystery Visual Novel — playable solo, no multiplayer required. Shares Indie and Adventure with Trials of Harmony ~ A Found Phone Mystery Visual Novel.
A mute little thing with borrowed magic. A house that murmurs back. Ask wrong, and you might wake something that remembers your name.
- 8

Orwell: Ignorance is Strength
Single-player alternative to Trials of Harmony ~ A Found Phone Mystery Visual Novel — playable solo, no multiplayer required. Shares Indie and Adventure with Trials of Harmony ~ A Found Phone Mystery Visual Novel.
Step into the shoes of a government official in a top-secret department of the Orwell surveillance program. Given the power to both uncover and fabricate "the truth", how far will you go in the service of your country? Season 2 of Orwell, the award-winning surveillance thriller.
- 9

Replica
Single-player alternative to Trials of Harmony ~ A Found Phone Mystery Visual Novel — playable solo, no multiplayer required. Shares Indie and Adventure with Trials of Harmony ~ A Found Phone Mystery Visual Novel.
Replica is an interactive novel game played through a cellphone and social media. The insane experience of peeping into someone's private life through a cellphone will transform you into the state's greatest patriot.
- 10

SIMULACRA
Single-player alternative to Trials of Harmony ~ A Found Phone Mystery Visual Novel — playable solo, no multiplayer required. Shares Indie and Adventure with Trials of Harmony ~ A Found Phone Mystery Visual Novel.
An interactive horror experience of exploring a missing woman’s phone.
- 11

Foo Is Missing
Single-player alternative to Trials of Harmony ~ A Found Phone Mystery Visual Novel — playable solo, no multiplayer required.
This is a 2D action game set in a cyberpunk world. Use the "rollback" ability, which allows you to teleport to a previous position, to solve stages packed with various challenges.
- 12

Strange Telephone
Single-player alternative to Trials of Harmony ~ A Found Phone Mystery Visual Novel — playable solo, no multiplayer required. Shares Indie and Adventure with Trials of Harmony ~ A Found Phone Mystery Visual Novel.
Strange Telephone is a 2D adventure game in which the player explores strange worlds created with merely 6 digits, and has multiple endings.
- 13

Zero Escape: The Nonary Games
Single-player alternative to Trials of Harmony ~ A Found Phone Mystery Visual Novel — playable solo, no multiplayer required. Shares Adventure with Trials of Harmony ~ A Found Phone Mystery Visual Novel.
Kidnapped and taken to an unfamiliar location, nine people find themselves forced to participate in a diabolical Nonary Game by an enigmatic mastermind called Zero. Why were they there? Why were they chosen to put their lives on the line? And more importantly, who can be trusted?
- 14

999
Single-player alternative to Trials of Harmony ~ A Found Phone Mystery Visual Novel — playable solo, no multiplayer required. Shares Indie and Casual with Trials of Harmony ~ A Found Phone Mystery Visual Novel.
999 is a puzzle platformer style game in which you must fling your character to the exit through 999 difficult levels. Throw your character around gruelingly addictive, funky, psychedelic, colourful and thrillingly rage-enduing levels and get as far as you can.
- 15

Double
Single-player alternative to Trials of Harmony ~ A Found Phone Mystery Visual Novel — playable solo, no multiplayer required. Shares Indie and Adventure with Trials of Harmony ~ A Found Phone Mystery Visual Novel.
Double is an action-quest game telling about a fight with a mental disorder by immersing in dreams. Choose your way and find out how this mystical story ends.
- 16

Escape Floor Zero
Single-player alternative to Trials of Harmony ~ A Found Phone Mystery Visual Novel — playable solo, no multiplayer required. Shares Adventure with Trials of Harmony ~ A Found Phone Mystery Visual Novel.
Trapped in an infinite parking lot, your only escape is through Floor Zero. Detect subtle anomalies and make crucial decisions in this mind-bending, psychological horror experience. Dare to escape the unescapable? If you see an anomaly... turn back.