The Game Census
Grisaia Phantom Trigger Vol.4 cover art

Grisaia Phantom Trigger Vol.4

Frontwing · Frontwing USA · 2018-01-25

Steam

AdventureCasual

Modes: Single player

Releases: Jan 25, 2018 (PC (Microsoft Windows)), Sep 17, 2020 (Nintendo Switch)

Taiga is an elementary student applying to join Class A, the combat unit. Her transfer is approved, but there's one catch: Chris must supervise her. All is well until a terrorist attack breaks out, and Chris rushes off alone. SORD is powerless - what will they do?

Grisaia Phantom Trigger Vol.4 is an Adventure, Casual game priced at $7.49 and released in 2018, with 0 to 20,000 owners and a Very Positive review sentiment (97% of 134 reviews).

97%
positive of 134 reviews
Very Positive
steam's rating (official)
0–20,000
owners (SteamSpy est.)
70/100
IGDB user rating (0 ratings)
Unknown
Steam Deck (Valve)
SteamOS: 0
$7.49
steam price (US)

Health check

Quiet
  • · 10 reviews in the last 8 weeks (~1/week).
  • · Review velocity up 43% vs the prior 8 weeks.
  • · Top 35% of 28,763 Adventure games in the census by review count.

Health tier since 2026-09-01

Estimated sales: 3.4k–8.0k copies

Review-multiple estimate from 134 total reviews — how this is computed.

All-time low: $5.99 at Steam (2025-01-02)via IsThereAnyDeal

12-month high $14.99 · on sale 7 of 13 observed days (census price snapshots)

Review momentum

PositiveNegative
121220182026Week of 2018-01-01: 12 positiveWeek of 2018-02-01: 6 positiveWeek of 2018-03-01: 1 positiveWeek of 2018-04-01: 2 positiveWeek of 2018-05-01: 2 positiveWeek of 2018-06-01: 2 positiveWeek of 2018-07-01: 2 positiveWeek of 2018-08-01: 1 positiveWeek of 2018-09-01: 1 positiveWeek of 2018-10-01: 1 positiveWeek of 2018-11-01: 2 positiveWeek of 2019-01-01: 1 positiveWeek of 2019-06-01: 10 positiveWeek of 2019-07-01: 3 positiveWeek of 2019-08-01: 3 positiveWeek of 2019-09-01: 1 positiveWeek of 2019-09-01: 1 negativeWeek of 2019-10-01: 2 positiveWeek of 2019-12-01: 4 positiveWeek of 2020-01-01: 3 positiveWeek of 2020-02-01: 1 positiveWeek of 2020-04-01: 3 positiveWeek of 2020-05-01: 2 positiveWeek of 2020-06-01: 1 positiveWeek of 2020-07-01: 4 positiveWeek of 2020-08-01: 5 positiveWeek of 2020-10-01: 2 positiveWeek of 2020-11-01: 1 positiveWeek of 2020-12-01: 1 positiveWeek of 2021-01-01: 2 positiveWeek of 2021-02-01: 2 positiveWeek of 2021-04-01: 1 positiveWeek of 2021-05-01: 1 positiveWeek of 2021-06-01: 2 positiveWeek of 2021-07-01: 2 positiveWeek of 2021-08-01: 1 positiveWeek of 2021-10-01: 2 positiveWeek of 2022-01-01: 1 positiveWeek of 2022-05-01: 3 positiveWeek of 2022-06-01: 1 positiveWeek of 2022-09-01: 2 positiveWeek of 2022-12-01: 3 positiveWeek of 2023-01-01: 3 positiveWeek of 2023-01-01: 1 negativeWeek of 2023-04-01: 1 negativeWeek of 2023-05-01: 2 positiveWeek of 2023-10-01: 2 positiveWeek of 2024-01-01: 2 positiveWeek of 2024-02-01: 3 positiveWeek of 2024-03-01: 1 positiveWeek of 2024-05-01: 2 positiveWeek of 2024-06-01: 1 positiveWeek of 2024-07-01: 1 positiveWeek of 2024-09-01: 1 positiveWeek of 2024-11-01: 1 positiveWeek of 2025-01-01: 1 positiveWeek of 2025-02-01: 1 positiveWeek of 2025-04-01: 1 positiveWeek of 2025-06-01: 1 positiveWeek of 2025-07-01: 1 positiveWeek of 2025-08-01: 1 positiveWeek of 2025-09-01: 3 positiveWeek of 2025-11-01: 1 positiveWeek of 2025-12-01: 1 positiveWeek of 2026-02-01: 1 positiveWeek of 2026-03-01: 1 positiveWeek of 2026-04-01: 1 positiveWeek of 2026-05-01: 1 positive
Weekly review counts (Steam review histogram). Positive above the line, negative below.

Price history

$14.99$5.992018-01-262026-08-152018-01-26 — best price $13.492018-06-21 — best price $11.992018-09-29 — best price $11.992019-02-04 — best price $11.242019-06-26 — best price $10.492019-09-30 — best price $10.492019-11-10 — best price $10.492019-12-19 — best price $9.742020-03-03 — best price $9.742020-06-25 — best price $8.992020-09-28 — best price $9.742020-11-25 — best price $10.492021-02-11 — best price $9.742021-04-29 — best price $8.992021-08-09 — best price $9.742021-10-28 — best price $9.742021-12-22 — best price $8.992022-04-28 — best price $8.992022-08-08 — best price $8.992022-11-22 — best price $9.742023-03-16 — best price $8.992023-06-30 — best price $7.492023-09-23 — best price $7.492023-12-21 — best price $8.242024-03-14 — best price $8.992024-06-27 — best price $7.492024-09-27 — best price $7.492024-12-19 — best price $7.492025-03-10 — best price $14.992025-05-12 — best price $14.992025-08-29 — best price $14.992025-12-01 — best price $14.992026-03-11 — best price $14.992026-05-12 — best price $14.992026-08-15 — best price $7.49
Lowest recorded price across tracked stores, per day (census snapshots).

Completion

25
achievements tracked
86.3%
earned "Solo Mission: Approved"
77.2%
median achievement earned by

Global achievement rates from Steam.

Details

WindowsSingle-playerSteam AchievementsSteam Trading CardsCustom Volume Controls#category_playable_at_your_own_pacePlayable without Timed InputSave AnytimeStereo SoundPartial Controller SupportSteam Cloud1 DLC

2 supported languages: English, Japanese

Post-launch support: 1 DLC released, first 2018-01-26 (Steam store data)

Player tags

CuteGoreAnimeCasualNudityViolentAssassinAdventureStory RichSingleplayer

Census log

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

Recent updates

Players also track

InflictionTech Support: Error UnknownApsulov: End of Gods最后的47小时 - The Last 47 Hours

Similarity via IGDB.

Official site ↗