IMHO.

Spy Mission: My Girlfriend, the Old Noble’s Maid vs Secrets of the Heart

Spy Mission: My Girlfriend, the Old Noble’s Maid and Secrets of the Heart both land in Indie, RPG on Steam, which is why they keep getting compared. The comparison below is built from each game's Steam metadata — release year, genres, categories, Steam Deck status, price, and review score — refreshed daily by imho.run's scraper. Headline differences: Both share Indie, RPG on Steam. Both released in 2026. Spy Mission: My Girlfriend, the Old Noble’s Maid is currently ~28% cheaper on Steam than Secrets of the Heart (7.19 USD vs. 9.99 USD). No login or purchase needed — scroll for the full table, the verdict FAQ, and links to ranked similar games for both titles.

Which should you pick?

Choose Spy Mission: My Girlfriend, the Old Noble’s Maid

Choose Spy Mission: My Girlfriend, the Old Noble’s Maid if you want a Casual experience. On Steam, it's currently about 28% cheaper on the Steam Store. Spy Mission: My Girlfriend, the Old Noble’s Maid launched in 2026.

Choose Secrets of the Heart

Choose Secrets of the Heart if it matches what drew you to this matchup. Secrets of the Heart launched in 2026.

Both Spy Mission: My Girlfriend, the Old Noble’s Maid and Secrets of the Heart sit in Indie and RPG on Steam, so either pick lands in the same broad neighborhood. Use the side-by-side table for the feature view, or follow the "Games like" links below to see ranked alternatives for either title.

Side-by-side comparison

Spy Mission: My Girlfriend, the Old Noble’s Maid vs Secrets of the Heart — Steam metadata comparison
Spy Mission: My Girlfriend, the Old Noble’s Maid — Steam game coverSpy Mission: My Girlfriend, the Old Noble’s MaidSecrets of the Heart — Steam game coverSecrets of the Heart
Released20262026
GenresIndie, RPG, CasualIndie, RPG
PlatformsWindowsWindows
Steam DeckUnratedDeck Playable
Price7.19 USD9.99 USD
Steam reviews3 reviews96.9% positive (194 reviews)
MultiplayerSingle-player onlySingle-player only
DevelopersNTR教団FallingDay

Side by side

Spy Mission: My Girlfriend, the Old Noble’s Maid vs Secrets of the Heart — FAQ

Are Spy Mission: My Girlfriend, the Old Noble’s Maid and Secrets of the Heart similar?
They overlap on Indie, RPG on Steam, so the catalogue groups them together — but "similar" depends on the specific mechanics. Use the genre + category rows above to decide whether the overlap matches what drew you to the one you've already played.
Spy Mission: My Girlfriend, the Old Noble’s Maid vs Secrets of the Heart · imho.run