The Game Census
Grisaia Phantom Trigger Vol.5.5 cover art

Grisaia Phantom Trigger Vol.5.5

Frontwing · Frontwing USA · 2019-04-25

Steam

AdventureCasual

Franchise: Grisaia · Modes: Single player · Perspectives: Text

Releases: Apr 26, 2019 (PC (Microsoft Windows)), Jan 21, 2021 (Nintendo Switch)

Three months have passed since Arisaka Shiori started her somewhat special position as a teacher at Mihama Academy, the "school of assassins", when she is forced to take an objective look at herself. Does she want to continue in this job? Which world will she choose to live in?

Grisaia Phantom Trigger Vol.5.5 is an Adventure and Casual game released in 2019, priced at $7.49, with an estimated owner base of 0 .. 20,000 and a Very Positive review sentiment (92% of 86 reviews).

92%
positive of 86 reviews
Very Positive
steam's rating (official)
0–20,000
owners (SteamSpy est.)
Unknown
Steam Deck (Valve)
SteamOS: 0
$7.49
steam price (US)

Health check

Quiet
  • · 11 reviews in the last 8 weeks (~1/week).
  • · Review velocity up 22% vs the prior 8 weeks.
  • · Top 43% of 29,161 Adventure games in the census by review count.

Health tier since 2026-09-02

Estimated sales: 2.1k–5.2k copies

Review-multiple estimate from 86 total reviews — how this is computed.

All-time low: $6.74 at Steam (2026-06-25)via IsThereAnyDeal

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

Review momentum

PositiveNegative
6620192026Week of 2019-04-01: 6 positiveWeek of 2019-05-01: 4 positiveWeek of 2019-08-01: 2 positiveWeek of 2019-10-01: 4 positiveWeek of 2019-10-01: 1 negativeWeek of 2019-11-01: 3 positiveWeek of 2019-11-01: 1 negativeWeek of 2019-12-01: 4 positiveWeek of 2020-01-01: 1 positiveWeek of 2020-02-01: 3 positiveWeek of 2020-04-01: 2 positiveWeek of 2020-05-01: 2 positiveWeek of 2020-07-01: 3 positiveWeek of 2020-08-01: 2 positiveWeek of 2020-09-01: 1 positiveWeek of 2020-10-01: 3 positiveWeek of 2020-11-01: 2 positiveWeek of 2021-01-01: 3 positiveWeek of 2021-02-01: 3 positiveWeek of 2021-04-01: 1 positiveWeek of 2021-06-01: 1 positiveWeek of 2021-07-01: 1 positiveWeek of 2021-08-01: 1 positiveWeek of 2021-11-01: 1 positiveWeek of 2022-01-01: 1 positiveWeek of 2022-05-01: 1 positiveWeek of 2022-08-01: 1 positiveWeek of 2022-08-01: 1 negativeWeek of 2022-09-01: 1 positiveWeek of 2022-12-01: 2 positiveWeek of 2023-01-01: 2 positiveWeek of 2023-01-01: 1 negativeWeek of 2023-04-01: 1 negativeWeek of 2023-07-01: 1 positiveWeek of 2023-10-01: 1 positiveWeek of 2024-01-01: 1 positiveWeek of 2024-02-01: 2 positiveWeek of 2024-03-01: 1 positiveWeek of 2024-04-01: 1 positiveWeek of 2024-05-01: 1 positiveWeek of 2024-06-01: 1 positiveWeek of 2024-09-01: 1 positiveWeek of 2024-12-01: 1 positiveWeek of 2025-01-01: 1 positiveWeek of 2025-04-01: 2 positiveWeek of 2025-06-01: 1 positiveWeek of 2025-08-01: 1 positiveWeek of 2025-09-01: 1 positiveWeek of 2025-11-01: 1 negativeWeek of 2026-02-01: 1 positiveWeek of 2026-04-01: 2 positiveWeek of 2026-04-01: 1 negativeWeek of 2026-05-01: 1 positive
Weekly review counts (Steam review histogram). Positive above the line, negative below.

Price history

$14.99$6.742019-04-262026-08-152019-04-26 — best price $13.492019-07-09 — best price $14.992019-10-07 — best price $14.992019-11-12 — best price $14.992020-01-02 — best price $14.992020-03-06 — best price $14.992020-07-09 — best price $14.992020-10-05 — best price $14.992020-12-01 — best price $14.992021-02-15 — best price $14.992021-05-06 — best price $14.992021-08-16 — best price $14.992021-11-01 — best price $14.992022-01-05 — best price $14.992022-05-12 — best price $14.992022-08-22 — best price $14.992022-11-29 — best price $14.992023-03-23 — best price $14.992023-08-14 — best price $14.992023-11-28 — best price $14.992024-02-12 — best price $14.992024-05-11 — best price $14.992024-08-25 — best price $14.992024-12-04 — best price $14.992025-03-03 — best price $7.492025-04-28 — best price $7.492025-08-15 — best price $7.492025-11-17 — best price $8.992026-02-25 — best price $7.492026-04-28 — best price $7.492026-08-15 — best price $7.49
Lowest recorded price across tracked stores, per day (census snapshots).

Details

WindowsSingle-playerSteam AchievementsCustom Volume Controls#category_playable_at_your_own_pacePlayable without Timed InputSave AnytimeStereo SoundSteam CloudFamily Sharing2 DLC

2 supported languages: English, Japanese

Post-launch support: 2 DLC released, first 2019-04-26, latest 2019-07-29 (Steam store data)

Player tags

CuteAnimeActionCasualNudityViolentAssassinSurvivalAdventureStory Rich

Census log

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

Players also track

InflictionNecrobaristaApsulov: End of Gods

Similarity via IGDB.

Official site ↗