The Game Census
Harmonia cover art

Harmonia

VisualArts/Key · VisualArts · 2016-09-22

Steam

AdventureCasualSimulation

Modes: Single player · Perspectives: Text

Releases: Sep 22, 2016 (PC (Microsoft Windows)), Oct 20, 2022 (Nintendo Switch)

From renowned visual novel studio Key, which brought you the highly rated visual novel “planetarian~the reverie of a little planet~”, this is “Harmonia”, the latest kinetic novel in the series.

Harmonia is an Adventure, Casual, and Simulation game released in 2016, priced at $9.99, with an estimated 20,000 to 50,000 owners and an Overwhelmingly Positive review sentiment (96% of 791 reviews).

1
playing now
96%
positive of 791 reviews
Overwhelmingly Positive
steam's rating (official)
20,000–50,000
owners (SteamSpy est.)
60/100
critic score (2 outlets, IGDB)
80/100
IGDB user rating (0 ratings)
platinum
deck/linux tier (ProtonDB)
Playable
Steam Deck (Valve)
SteamOS: Playable
$9.99
steam price (US)

1 players in-game as of 2026-10-14 21:00 UTC (census sample)

Harmonia is a Japanese post-apocalyptic visual novel developed by Key, a brand of Visual Arts. It was released on September 23, 2016 for Windows on Steam, and was available in English before its Japanese release on December 29, 2016. It was later ported to the Nintendo Switch. The story is set in a world where artificially intelligent, emotional androids called Phiroids were developed before a rapid decline in human civilization. An emotionless young man named Rei with a mechanical right hand is cared for by a girl in a small town as he gradually learns how to express emotions.

Health check

Quietly active
  • · 1 players in-game at the last census sample.
  • · 29 reviews in the last 8 weeks (~4/week).
  • · Review velocity down 15% vs the prior 8 weeks.
  • · Top 15% of 28,771 Adventure games in the census by review count.

Health tier since 2026-08-31

Estimated sales: 20k–47k copies

Review-multiple estimate from 791 total reviews — how this is computed.

All-time low: $2.49 at Steam (2018-12-20)via IsThereAnyDeal

12-month high $9.99 · on sale 4 of 8 observed days (census price snapshots)

Review momentum

PositiveNegative
181820182026Week of 2018-01-01: 8 positiveWeek of 2018-02-01: 4 positiveWeek of 2018-03-01: 7 positiveWeek of 2018-04-01: 3 positiveWeek of 2018-05-01: 6 positiveWeek of 2018-06-01: 6 positiveWeek of 2018-06-01: 1 negativeWeek of 2018-07-01: 4 positiveWeek of 2018-08-01: 6 positiveWeek of 2018-09-01: 2 positiveWeek of 2018-10-01: 5 positiveWeek of 2018-10-01: 1 negativeWeek of 2018-11-01: 2 positiveWeek of 2018-12-01: 3 positiveWeek of 2019-01-01: 5 positiveWeek of 2019-02-01: 3 positiveWeek of 2019-03-01: 2 positiveWeek of 2019-04-01: 2 positiveWeek of 2019-04-01: 1 negativeWeek of 2019-05-01: 3 positiveWeek of 2019-06-01: 3 positiveWeek of 2019-07-01: 2 positiveWeek of 2019-07-01: 1 negativeWeek of 2019-08-01: 2 positiveWeek of 2019-09-01: 1 positiveWeek of 2019-10-01: 2 positiveWeek of 2019-11-01: 3 positiveWeek of 2019-12-01: 4 positiveWeek of 2020-01-01: 4 positiveWeek of 2020-02-01: 6 positiveWeek of 2020-02-01: 1 negativeWeek of 2020-03-01: 4 positiveWeek of 2020-03-01: 1 negativeWeek of 2020-04-01: 3 positiveWeek of 2020-05-01: 7 positiveWeek of 2020-06-01: 2 positiveWeek of 2020-07-01: 8 positiveWeek of 2020-08-01: 4 positiveWeek of 2020-09-01: 1 positiveWeek of 2020-10-01: 3 positiveWeek of 2020-11-01: 7 positiveWeek of 2020-11-01: 1 negativeWeek of 2020-12-01: 3 positiveWeek of 2021-01-01: 4 positiveWeek of 2021-02-01: 3 positiveWeek of 2021-03-01: 2 positiveWeek of 2021-04-01: 3 positiveWeek of 2021-05-01: 4 positiveWeek of 2021-06-01: 1 positiveWeek of 2021-06-01: 2 negativeWeek of 2021-07-01: 2 positiveWeek of 2021-07-01: 1 negativeWeek of 2021-08-01: 1 positiveWeek of 2021-09-01: 4 positiveWeek of 2021-10-01: 2 positiveWeek of 2021-11-01: 3 positiveWeek of 2021-12-01: 18 positiveWeek of 2021-12-01: 1 negativeWeek of 2022-01-01: 8 positiveWeek of 2022-02-01: 10 positiveWeek of 2022-03-01: 10 positiveWeek of 2022-04-01: 7 positiveWeek of 2022-05-01: 10 positiveWeek of 2022-06-01: 2 positiveWeek of 2022-07-01: 13 positiveWeek of 2022-07-01: 1 negativeWeek of 2022-08-01: 3 positiveWeek of 2022-09-01: 5 positiveWeek of 2022-09-01: 1 negativeWeek of 2022-10-01: 5 positiveWeek of 2022-11-01: 6 positiveWeek of 2022-12-01: 9 positiveWeek of 2022-12-01: 1 negativeWeek of 2023-01-01: 11 positiveWeek of 2023-01-01: 4 negativeWeek of 2023-02-01: 4 positiveWeek of 2023-02-01: 1 negativeWeek of 2023-03-01: 2 positiveWeek of 2023-04-01: 1 positiveWeek of 2023-04-01: 1 negativeWeek of 2023-05-01: 4 positiveWeek of 2023-05-01: 1 negativeWeek of 2023-06-01: 10 positiveWeek of 2023-07-01: 2 positiveWeek of 2023-08-01: 16 positiveWeek of 2023-09-01: 10 positiveWeek of 2023-10-01: 14 positiveWeek of 2023-10-01: 1 negativeWeek of 2023-11-01: 12 positiveWeek of 2023-12-01: 13 positiveWeek of 2023-12-01: 2 negativeWeek of 2024-01-01: 8 positiveWeek of 2024-02-01: 4 positiveWeek of 2024-03-01: 11 positiveWeek of 2024-03-01: 1 negativeWeek of 2024-04-01: 9 positiveWeek of 2024-04-01: 2 negativeWeek of 2024-05-01: 15 positiveWeek of 2024-06-01: 7 positiveWeek of 2024-07-01: 8 positiveWeek of 2024-08-01: 5 positiveWeek of 2024-09-01: 6 positiveWeek of 2024-10-01: 4 positiveWeek of 2024-11-01: 5 positiveWeek of 2024-11-01: 1 negativeWeek of 2024-12-01: 3 positiveWeek of 2025-01-01: 5 positiveWeek of 2025-02-01: 2 positiveWeek of 2025-03-01: 4 positiveWeek of 2025-03-01: 1 negativeWeek of 2025-04-01: 5 positiveWeek of 2025-05-01: 7 positiveWeek of 2025-05-01: 1 negativeWeek of 2025-06-01: 4 positiveWeek of 2025-06-01: 1 negativeWeek of 2025-07-01: 2 positiveWeek of 2025-08-01: 2 positiveWeek of 2025-08-01: 1 negativeWeek of 2025-09-01: 4 positiveWeek of 2025-10-01: 2 positiveWeek of 2025-11-01: 5 positiveWeek of 2025-12-01: 7 positiveWeek of 2025-12-01: 1 negativeWeek of 2026-01-01: 5 positiveWeek of 2026-02-01: 5 positiveWeek of 2026-03-01: 3 positiveWeek of 2026-04-01: 3 positiveWeek of 2026-05-01: 1 positiveWeek of 2026-06-01: 1 positiveWeek of 2026-07-01: 3 positiveWeek of 2026-08-01: 3 positive
Weekly review counts (Steam review histogram). Positive above the line, negative below.

Players online

402026-09-15 06:00 — 2 players2026-09-16 15:00 — 4 players2026-09-17 22:00 — 1 players2026-09-19 06:00 — 1 players2026-09-20 13:00 — 0 players2026-09-21 21:00 — 0 players2026-09-23 04:00 — 0 players2026-09-24 12:00 — 0 players2026-09-25 19:00 — 0 players2026-09-27 03:00 — 3 players2026-09-28 10:00 — 0 players2026-09-29 18:00 — 0 players2026-10-01 01:00 — 0 players2026-10-02 09:00 — 1 players2026-10-03 17:00 — 2 players2026-10-05 01:00 — 0 players2026-10-06 08:00 — 1 players2026-10-07 16:00 — 0 players2026-10-08 23:00 — 0 players2026-10-10 07:00 — 1 players2026-10-11 14:00 — 3 players2026-10-12 22:00 — 0 players2026-10-14 05:00 — 0 players2026-10-14 21:00 — 1 players
Concurrent players, hourly average, last 30 days (census samples).

Price history

$9.99$2.492016-09-232026-07-272016-09-23 — best price $7.992016-12-22 — best price $6.992017-03-30 — best price $4.992017-08-28 — best price $3.492017-12-21 — best price $2.992018-06-21 — best price $2.992018-11-21 — best price $2.992019-02-04 — best price $2.492019-05-16 — best price $4.492019-10-28 — best price $3.992019-12-19 — best price $2.992020-03-03 — best price $4.992020-05-21 — best price $4.492020-10-29 — best price $4.992020-12-22 — best price $3.492021-04-20 — best price $3.492021-06-24 — best price $2.992021-11-24 — best price $2.992022-01-27 — best price $2.992022-06-23 — best price $2.992022-11-22 — best price $3.992023-03-16 — best price $4.992023-06-30 — best price $4.492023-09-25 — best price $3.492023-12-21 — best price $2.992024-03-14 — best price $3.492024-06-27 — best price $3.992024-12-19 — best price $3.992025-03-13 — best price $3.992025-09-29 — best price $3.992026-03-19 — best price $3.992026-07-20 — best price $3.992026-07-27 — best price $9.99
Lowest recorded price across tracked stores, per day (census snapshots).

Attention

3452026-05-30 — 15 pageviews2026-06-03 — 14 pageviews2026-06-07 — 20 pageviews2026-06-11 — 9 pageviews2026-06-15 — 5 pageviews2026-06-19 — 5 pageviews2026-06-23 — 10 pageviews2026-06-27 — 11 pageviews2026-07-01 — 19 pageviews2026-07-05 — 18 pageviews2026-07-09 — 14 pageviews2026-07-13 — 12 pageviews2026-07-17 — 14 pageviews2026-07-21 — 17 pageviews2026-07-25 — 22 pageviews2026-07-29 — 8 pageviews2026-08-02 — 14 pageviews2026-08-06 — 14 pageviews2026-08-10 — 18 pageviews2026-08-14 — 13 pageviews2026-08-18 — 12 pageviews2026-08-22 — 12 pageviews2026-08-26 — 22 pageviews2026-08-30 — 9 pageviews2026-09-03 — 12 pageviews2026-09-07 — 23 pageviews2026-09-11 — 22 pageviews2026-09-15 — 7 pageviews2026-09-19 — 12 pageviews2026-09-23 — 12 pageviews2026-09-27 — 16 pageviews2026-10-01 — 17 pageviews2026-10-05 — 8 pageviews2026-10-08 — 9 pageviews
Daily Wikipedia pageviews (attention proxy, census-recorded).

Completion

14
achievements tracked
81.9%
earned "Harmonia"
33%
median achievement earned by

Global achievement rates from Steam.

Details

WindowsSingle-playerSteam AchievementsSteam Trading CardsSteam CloudFamily Sharing3 DLC

2 supported languages: English, Simplified Chinese

Post-launch support: 3 DLC released, first 2016-10-21, latest 2018-10-03 (Steam store data)

Console footprint

PlatformPlayers trackedCompletionTrophies/achievements
Steam (Steam)86154%14
Switch (Nintendo)40%0

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

Player tags

AnimeCasualNudityRobotsSci-fiViolentAdventureSimulationStory RichSingleplayer

Census log

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

Players also track

Star Control®: OriginsImmortal: UnchainedElizaRebel Galaxy OutlawWolfenstein: Youngblood

Similarity via IGDB.

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