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Zero-Sum Heart
"I" make a deal with the witch to give up my heart, in exchange for love— from everyone. Is it worth it if losing my heart means gaining *his*? ————————————————————————— In this short visual novel, make choices and answer the question: is love a zero-sum game?
What players say
Steam review score and the most-helpful voices, which may include critical ones. Score via Steam as of 2026-09-04 · quoted reviews as of 2026-05-15.
“Zero-Sum Heart is a psychological visual novel that blends romance, magical realism, and emotional horror into a surprisingly intimate and unsettling experience. Developed and published by Citreat Studio, the game tells the story of a lonely student attending a magical boarding…”
— a player, Steam review · 14 hrs played“Fairly short but masterfully done first person romance visual novel with horror aesthetics. 4 Main Endings and a couple of bad endings strewn in-between. The soundtrack is a collection of very serene and beautiful instrumentals, it fits each scene very well. I am a big fan of…”
— a player, Steam review · 2 hrs playedAchievement stats
Global completion rates across all Steam players — a data view of how far people actually get. Source: Steam official stats · as of 2026-09-19.
Price tracking
US-region pricing (USD), sampled twice daily by our own tracker since 2026-08-13. Steam prices vary by region — always confirm your local price on Steam.
Regional prices at last sample, in local currency — Steam sets each region's price independently.
Cheapest → most expensive, converted to USD at ECB reference rates (2026-09-25). Relative comparison only.
Latest official news
Developer announcements via the Steam news API — links go to the original posts. More across all games on the news hub.
Happy 1 Year Anniversary of Zero-Sum Heart
Hi Everyone, This is Mari and Jenny from Citreat Studio, the developers of Zero-Sum Heart! We just wanted to pop in to say thank you as we reach the 1-year anniversary of this little game. Zero-Sum He
Zero-Sum Heart Now Available in Spanish (LATAM)
Hi everyone, This is Jenny and Mari, developers of Zero-Sum Heart. We wanted to pop in for an exciting announcement: Zero-Sum Heart is now available in LATAM Spanish! We want to say our heartfelt than
Zero-Sum Heart - French Support Added
Hi everyone, We are so excited to tell you that Zero-Sum Heart is now available in French! ZHY club , particularly these following translators, for their hard work in bringing Zero-Sum Heart to life i
Zero-Sum Heart is OUT NOW on Nintendo Switch!
Hi everyone, This is Mari & Jenny from Citreat Studio. We are so excited to announce that Zero-Sum Heart is now out on Nintendo Switch! This edition includes the digital artbook and OST too :) You can
Zero-Sum Heart is coming to Nintendo Switch on July 24th!
Hi everyone, This is Mari and Jenny from Citreat Studio! We are excited to work with Jump to bring you Zero-Sum Heart on Nintendo Switch eShop on July 24th :) The Switch version will contain the game
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Screenshots
Official Steam store screenshots — click any shot to enlarge.
Facts & details
From the Steam store record, snapshot 2026-05-15.
| Genres | Adventure, Casual, Indie, RPG, Simulation |
| Player tags | Female Protagonist · Story Rich · Choices Matter · Multiple Endings · Choose Your Own Adventure · Romance · Emotional · Atmospheric · Philosophical · Drama · Adventure · Stylized (SteamSpy community voting) |
| Features | Single-player · Steam Achievements · Family Sharing |
| Languages | English, Simplified Chinese, Traditional Chinese, Japanese, French, Spanish - Latin America |
| Achievements | 16 |
Minimum system requirements (PC)
Minimum: Requires a 64-bit processor and operating system OS: Windows 10 or later Processor: Intel i3 Quad-Core Memory: 4 GB RAM Storage: 1 GB available space