The Game Census
Zero-Sum Heart cover art

Zero-Sum Heart

Citreat Studio · 2024-10-31

Steam

AdventureCasualIndieRPGSimulation

Modes: Single player

Releases: Jul 24, 2025 (Nintendo Switch), Oct 31, 2024 (Mac), Oct 31, 2024 (PC (Microsoft Windows))

"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?

94%
positive of 247 reviews
Very Positive
steam rating
0–20,000
owners (SteamSpy est.)
$4.99
steam price (US)

Health check

Quiet
  • · 11 reviews in the last 8 weeks (~1/week).
  • · Review velocity down 21% vs the prior 8 weeks.
  • · Top 52% of 11,404 Adventure games in the census by review count.
Estimated sales: 4.9k–11k copies

Review-multiple estimate from 247 total reviews — how this is computed.

All-time low: $2.99 at Steam (2026-03-05)via IsThereAnyDeal

12-month high $4.99 · on sale 9 of 18 observed days (census price snapshots)

Review momentum

PositiveNegative
242420242026Week of 2024-11-01: 24 positiveWeek of 2024-11-01: 2 negativeWeek of 2024-11-08: 11 positiveWeek of 2024-11-08: 1 negativeWeek of 2024-11-15: 12 positiveWeek of 2024-11-22: 3 positiveWeek of 2024-11-29: 5 positiveWeek of 2024-12-06: 2 positiveWeek of 2024-12-13: 4 positiveWeek of 2024-12-20: 8 positiveWeek of 2024-12-27: 3 positiveWeek of 2025-01-03: 2 positiveWeek of 2025-01-10: 7 positiveWeek of 2025-01-17: 1 positiveWeek of 2025-01-24: 1 positiveWeek of 2025-01-31: 3 positiveWeek of 2025-01-31: 1 negativeWeek of 2025-02-14: 1 positiveWeek of 2025-02-28: 5 positiveWeek of 2025-02-28: 1 negativeWeek of 2025-03-07: 4 positiveWeek of 2025-03-07: 1 negativeWeek of 2025-03-14: 2 positiveWeek of 2025-03-28: 3 positiveWeek of 2025-04-25: 1 negativeWeek of 2025-05-02: 1 positiveWeek of 2025-05-09: 3 positiveWeek of 2025-05-23: 2 positiveWeek of 2025-06-13: 1 positiveWeek of 2025-06-20: 2 positiveWeek of 2025-06-27: 2 positiveWeek of 2025-06-27: 1 negativeWeek of 2025-07-04: 2 positiveWeek of 2025-07-25: 2 positiveWeek of 2025-07-25: 1 negativeWeek of 2025-08-01: 3 positiveWeek of 2025-08-29: 3 positiveWeek of 2025-09-05: 2 positiveWeek of 2025-09-12: 3 positiveWeek of 2025-09-26: 4 positiveWeek of 2025-10-03: 4 positiveWeek of 2025-10-17: 1 positiveWeek of 2025-10-31: 2 positiveWeek of 2025-11-14: 1 positiveWeek of 2025-11-21: 3 positiveWeek of 2025-11-28: 1 positiveWeek of 2025-12-05: 3 positiveWeek of 2025-12-12: 4 positiveWeek of 2025-12-19: 2 positiveWeek of 2025-12-26: 1 positiveWeek of 2026-01-02: 1 positiveWeek of 2026-01-09: 1 positiveWeek of 2026-01-16: 1 negativeWeek of 2026-01-23: 1 positiveWeek of 2026-01-30: 1 positiveWeek of 2026-03-06: 3 positiveWeek of 2026-03-06: 1 negativeWeek of 2026-03-13: 3 positiveWeek of 2026-03-20: 3 positiveWeek of 2026-03-27: 2 positiveWeek of 2026-04-03: 2 positiveWeek of 2026-04-10: 1 positiveWeek of 2026-04-17: 1 positiveWeek of 2026-04-24: 2 positiveWeek of 2026-05-01: 2 positiveWeek of 2026-05-08: 3 positiveWeek of 2026-05-15: 1 negativeWeek of 2026-05-22: 1 positiveWeek of 2026-05-29: 1 positiveWeek of 2026-06-05: 1 positiveWeek of 2026-06-26: 1 positiveWeek of 2026-07-03: 2 positiveWeek of 2026-07-10: 2 positiveWeek of 2026-07-17: 1 negativeWeek of 2026-07-24: 1 positiveWeek of 2026-07-24: 1 negativeWeek of 2026-08-07: 1 positive
Weekly review counts (Steam review histogram). Positive above the line, negative below.

Price history

$4.99$2.992024-11-012026-07-092024-11-01 — best price $4.492024-11-14 — best price $4.992024-12-19 — best price $4.492025-01-02 — best price $4.992025-01-06 — best price $4.492025-01-13 — best price $4.992025-02-28 — best price $3.992025-03-12 — best price $4.992025-03-13 — best price $3.992025-03-20 — best price $4.992025-04-24 — best price $3.992025-05-08 — best price $4.992025-06-20 — best price $3.742025-07-10 — best price $4.992025-07-28 — best price $3.742025-08-11 — best price $4.992025-09-22 — best price $3.742025-10-06 — best price $4.992025-10-29 — best price $3.492025-11-08 — best price $4.992025-12-08 — best price $3.492025-12-15 — best price $4.992025-12-18 — best price $3.492026-01-05 — best price $4.992026-01-25 — best price $3.492026-02-03 — best price $4.992026-03-05 — best price $2.992026-03-18 — best price $4.992026-03-19 — best price $2.992026-03-26 — best price $4.992026-05-04 — best price $2.992026-05-18 — best price $4.992026-06-25 — best price $2.992026-07-09 — best price $4.99
Lowest recorded price across tracked stores, per day (census snapshots).

Completion

16
achievements tracked
73.5%
earned "Desire for Knowledge"
34.7%
median achievement earned by

Global achievement rates from Steam.

Details

WindowsmacOSSingle-playerSteam AchievementsFamily Sharing2 DLC

6 supported languages: English, Simplified Chinese, Traditional Chinese, Japanese, French, Spanish - Latin America

Console footprint

PlatformPlayers trackedCompletionTrophies/achievements
Steam (Steam)3355%16
Switch (Nintendo)30%0

Players tracked by Exophase (achievement/trophy trackers) — a sample of the player base, not total sales.

Player tags

DramaMagicRomanceStylizedAdventureEmotionalStory RichAtmosphericSupernaturalVisual Novel

Census log

Computed from census-recorded observations only — dates are observation dates.

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Similarity via IGDB.

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