Single-player games like Hentai Academy: Echo Protocol
Below are 8 single-player Steam games similar to Hentai Academy: Echo Protocol, 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 Hentai Academy: Echo Protocol page.
Ranked picks
- 1
Hentai Academy: Data Runner
Single-player alternative to Hentai Academy: Echo Protocol — playable solo, no multiplayer required. Shares Indie and Casual with Hentai Academy: Echo Protocol.
An 18+ visual novel about a data courier betrayed by her own people — and about a megacity's underground, where the only shelter she finds is a man with more reasons to protect her than it first seems.
- 2
Hentai Academy: Sweetheart
Single-player alternative to Hentai Academy: Echo Protocol — playable solo, no multiplayer required. Shares Indie and Casual with Hentai Academy: Echo Protocol.
An 18+ visual novel about a magic that awakens more than just your gift: a quiet island, an ancient academy, students falling in love with someone no one else can see, and two witches, with either of whom it could have worked out. If you dare.
- 3
Hentai Academy: UNDERTOW
Single-player alternative to Hentai Academy: Echo Protocol — playable solo, no multiplayer required. Shares Indie and Casual with Hentai Academy: Echo Protocol.
An 18+ visual novel about a shipwreck that tore her away from everything she knew — and a forgotten island whose secrets have waited for years, buried deep in the jungle.
- 4
Hentai Academy: The Professor's Secret
Single-player alternative to Hentai Academy: Echo Protocol — playable solo, no multiplayer required. Shares Indie and Casual with Hentai Academy: Echo Protocol.
An 18+ visual novel about your final year of college: a quiet town by the ocean, autumn in New England, a thesis manuscript that refuses to be written, and three women — with each of them, things could work out. If you dare.
- 5
FEMBOY SLEEPOVER - Episode 1
Single-player alternative to Hentai Academy: Echo Protocol — playable solo, no multiplayer required. Shares Indie and Casual with Hentai Academy: Echo Protocol.
You're invited to the Femboy Sleepover! In Episode 1 get to know your new femboy roommates, but watch out— your succubus might have other ideas...
- 6
The Last Embrace: Book One
Single-player alternative to Hentai Academy: Echo Protocol — playable solo, no multiplayer required. Shares Indie and Casual with Hentai Academy: Echo Protocol.
A young girl, a vampire and last of her kind, wakes up after a thousand years to a modern world. A story focused visual novel with adult elements. Mystery, betrayal, loss and violence await! Shape the future of the protagonist and the world itself!
- 7
FEMBOY SLEEPOVER - Episode 2
Single-player alternative to Hentai Academy: Echo Protocol — playable solo, no multiplayer required. Shares Indie with Hentai Academy: Echo Protocol.
You've been invited to the Femboy Sleepover! In episode 2 of this cute yaoi visual novel series, look for ways to exorcise the demon you summoned.
- 8
FreshWomen - Season 3
Single-player alternative to Hentai Academy: Echo Protocol — playable solo, no multiplayer required.
FreshWomen is a choice-driven adult Visual Novel focusing on the best parts of life. You're a college freshman who just earned a mansion. Bring girls to your home to romance, date, or fuck them. Your journey will be filled with comedy, love, and lots of sex.