The Game Census
Open At Nine cover art

Open At Nine

Black Cat Entertainment · Mango Party · 2023-04-12

Steam

CasualSimulation

Modes: Single player · Perspectives: First person, Text

Releases: Apr 12, 2023 (PC (Microsoft Windows))

“Massive debt, a shabby brothel, and a naughty succubus… This is all I get for defeating the Demon God?!” Hire monster girls to attract customers and pay off your debts! Don't forget to give your girls lots of hands-on job training!

81%
positive of 628 reviews
Very Positive
steam's rating (official)
pending
deck/linux tier (ProtonDB)
$9.99
steam price (US)

Health check

Quietly active
  • · 76 reviews in the last 8 weeks (~10/week).
  • · Review velocity up 15% vs the prior 8 weeks.
  • · Top 18% of 15,737 Casual games in the census by review count.
Estimated sales: 13k–28k copies

Review-multiple estimate from 628 total reviews — how this is computed.

All-time low: $4.99 at Steam (2026-02-09)via IsThereAnyDeal

12-month high $9.99 · on sale 8 of 16 observed days (census price snapshots)

Review momentum

PositiveNegative
10210220232026Week of 2023-04-01: 102 positiveWeek of 2023-04-01: 18 negativeWeek of 2023-05-01: 17 positiveWeek of 2023-05-01: 9 negativeWeek of 2023-06-01: 14 positiveWeek of 2023-06-01: 2 negativeWeek of 2023-07-01: 31 positiveWeek of 2023-07-01: 1 negativeWeek of 2023-08-01: 13 positiveWeek of 2023-08-01: 6 negativeWeek of 2023-09-01: 7 positiveWeek of 2023-09-01: 1 negativeWeek of 2023-10-01: 11 positiveWeek of 2023-10-01: 1 negativeWeek of 2023-11-01: 21 positiveWeek of 2023-11-01: 4 negativeWeek of 2023-12-01: 16 positiveWeek of 2023-12-01: 1 negativeWeek of 2024-01-01: 16 positiveWeek of 2024-01-01: 2 negativeWeek of 2024-02-01: 5 positiveWeek of 2024-03-01: 22 positiveWeek of 2024-03-01: 4 negativeWeek of 2024-04-01: 14 positiveWeek of 2024-04-01: 4 negativeWeek of 2024-05-01: 13 positiveWeek of 2024-05-01: 4 negativeWeek of 2024-06-01: 8 positiveWeek of 2024-06-01: 1 negativeWeek of 2024-07-01: 13 positiveWeek of 2024-07-01: 2 negativeWeek of 2024-08-01: 3 positiveWeek of 2024-08-01: 1 negativeWeek of 2024-09-01: 8 positiveWeek of 2024-09-01: 8 negativeWeek of 2024-10-01: 13 positiveWeek of 2024-10-01: 2 negativeWeek of 2024-11-01: 3 positiveWeek of 2024-11-01: 1 negativeWeek of 2024-12-01: 12 positiveWeek of 2024-12-01: 8 negativeWeek of 2025-01-01: 11 positiveWeek of 2025-01-01: 2 negativeWeek of 2025-02-01: 6 positiveWeek of 2025-02-01: 1 negativeWeek of 2025-03-01: 7 positiveWeek of 2025-04-01: 5 positiveWeek of 2025-05-01: 2 positiveWeek of 2025-05-01: 1 negativeWeek of 2025-06-01: 5 positiveWeek of 2025-07-01: 7 positiveWeek of 2025-07-01: 4 negativeWeek of 2025-08-01: 9 positiveWeek of 2025-08-01: 1 negativeWeek of 2025-09-01: 3 positiveWeek of 2025-09-01: 3 negativeWeek of 2025-10-01: 6 positiveWeek of 2025-11-01: 13 positiveWeek of 2025-11-01: 1 negativeWeek of 2025-12-01: 7 positiveWeek of 2025-12-01: 4 negativeWeek of 2026-01-01: 1 positiveWeek of 2026-01-01: 1 negativeWeek of 2026-02-01: 10 positiveWeek of 2026-02-01: 3 negativeWeek of 2026-03-01: 6 positiveWeek of 2026-03-01: 3 negativeWeek of 2026-04-01: 7 positiveWeek of 2026-04-01: 4 negativeWeek of 2026-05-01: 6 positiveWeek of 2026-06-01: 6 positiveWeek of 2026-06-01: 2 negativeWeek of 2026-07-01: 6 positiveWeek of 2026-07-01: 2 negativeWeek of 2026-08-01: 12 positiveWeek of 2026-08-01: 7 negativeWeek of 2026-09-01: 2 positiveWeek of 2026-09-01: 1 negative
Weekly review counts (Steam review histogram). Positive above the line, negative below.

Price history

$9.99$4.992023-04-132026-08-142023-04-13 — best price $8.992023-06-24 — best price $8.992023-07-13 — best price $9.992023-08-14 — best price $9.992023-09-29 — best price $9.992023-11-08 — best price $9.992023-11-28 — best price $9.992024-01-04 — best price $9.992024-03-14 — best price $7.992024-05-17 — best price $7.992024-06-27 — best price $7.992024-09-20 — best price $6.992024-11-27 — best price $6.992024-12-18 — best price $9.992025-01-02 — best price $9.992025-03-20 — best price $9.992025-06-25 — best price $9.992025-07-10 — best price $9.992025-08-10 — best price $9.992025-10-06 — best price $9.992025-11-11 — best price $9.992025-12-18 — best price $5.992026-02-09 — best price $4.992026-03-19 — best price $4.992026-04-10 — best price $4.992026-06-18 — best price $4.992026-07-31 — best price $4.992026-08-14 — best price $9.99
Lowest recorded price across tracked stores, per day (census snapshots).

Completion

17
achievements tracked
97.2%
earned "First Pot of Gold"
43.2%
median achievement earned by

Global achievement rates from Steam.

Details

WindowsSingle-playerSteam AchievementsSteam CloudFamily Sharing2 DLC

3 supported languages: English, Traditional Chinese, Japanese

Post-launch support: 2 DLC released, first 2024-05-17, latest 2024-05-18 (Steam store data)

Console footprint

PlatformPlayers trackedCompletionTrophies/achievements
Steam (Steam)36325%17

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

Census log

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