The Game Census
Sister’s Secrecy: Arcanum Bloodlines - Premium Edition cover art

Sister’s Secrecy: Arcanum Bloodlines - Premium Edition

Space Monkey International · 1C Company · 2015-05-28

Steam

AdventureCasual

Modes: Single player

Releases: May 28, 2015 (PC (Microsoft Windows))

Welcome to dangerous adventure! Help to find one of the lost twin sisters in the world, where the time has stood still and the magic filled the air.

1
playing now
68%
positive of 80 reviews
Mixed
steam rating
20,000–50,000
owners (SteamSpy est.)
platinum
deck/linux tier (ProtonDB)
$6.99
steam price (US)

1 players in-game as of 2026-08-30 14:00 UTC (census sample)

Health check

Quiet
  • · 1 players in-game at the last census sample.
  • · 8 reviews in the last 8 weeks (~1/week).
  • · Review velocity up 60% vs the prior 8 weeks.
  • · Top 70% of 11,450 Adventure games in the census by review count.
Estimated sales: 2.0k–4.8k copies

Review-multiple estimate from 80 total reviews — how this is computed.

All-time low: $0.76 at Steam (2025-06-27) · bundled 5×via IsThereAnyDeal

12-month high $6.99 · on sale 11 of 22 observed days (census price snapshots)

Review momentum

PositiveNegative
3320152026Week of 2015-06-01: 1 positiveWeek of 2015-12-01: 1 negativeWeek of 2016-01-01: 2 negativeWeek of 2016-05-01: 1 positiveWeek of 2017-05-01: 1 negativeWeek of 2018-03-01: 1 negativeWeek of 2018-05-01: 1 negativeWeek of 2018-06-01: 1 negativeWeek of 2018-07-01: 1 negativeWeek of 2022-02-01: 1 positiveWeek of 2022-09-01: 1 positiveWeek of 2023-04-01: 1 positiveWeek of 2023-08-01: 1 negativeWeek of 2024-03-01: 1 positiveWeek of 2024-11-01: 1 positiveWeek of 2025-04-01: 1 positiveWeek of 2025-07-01: 1 positiveWeek of 2025-08-01: 2 positiveWeek of 2025-09-01: 2 positiveWeek of 2026-02-01: 2 positiveWeek of 2026-06-01: 3 positive
Weekly review counts (Steam review histogram). Positive above the line, negative below.

Players online

24902026-08-12 01:00 — 0 players2026-08-12 16:00 — 4 players2026-08-13 08:00 — 13 players2026-08-14 00:00 — 15 players2026-08-14 16:00 — 13 players2026-08-15 08:00 — 1 players2026-08-15 23:00 — 0 players2026-08-16 15:00 — 0 players2026-08-17 07:00 — 0 players2026-08-17 23:00 — 0 players2026-08-18 15:00 — 1 players2026-08-19 07:00 — 0 players2026-08-19 23:00 — 26 players2026-08-20 14:00 — 6 players2026-08-21 06:00 — 0 players2026-08-21 22:00 — 1 players2026-08-22 14:00 — 1 players2026-08-23 05:00 — 1 players2026-08-23 21:00 — 1 players2026-08-24 13:00 — 1 players2026-08-25 04:00 — 1 players2026-08-25 20:00 — 1 players2026-08-26 12:00 — 0 players2026-08-27 05:00 — 249 players2026-08-27 21:00 — 0 players2026-08-28 13:00 — 0 players2026-08-29 05:00 — 0 players2026-08-29 21:00 — 0 players2026-08-30 14:00 — 1 players
Concurrent players, hourly average, last 30 days (census samples).

Price history

$6.99$0.762015-05-282026-07-272015-05-28 — best price $5.592015-12-22 — best price $1.742016-06-10 — best price $6.992016-08-31 — best price $6.992016-11-22 — best price $1.752017-01-02 — best price $6.992017-04-10 — best price $6.992017-07-22 — best price $6.992017-11-22 — best price $1.742018-02-15 — best price $1.742018-04-23 — best price $6.992018-10-30 — best price $1.742019-01-04 — best price $6.992019-10-06 — best price $6.992020-01-27 — best price $6.992020-06-25 — best price $1.392020-10-29 — best price $1.392020-12-22 — best price $1.392021-02-11 — best price $1.392021-02-24 — best price $5.132021-04-02 — best price $5.132021-05-29 — best price $5.132021-06-18 — best price $5.132021-08-04 — best price $5.132021-10-01 — best price $5.132021-10-18 — best price $5.132021-11-10 — best price $6.292022-01-06 — best price $6.292022-05-15 — best price $6.992022-07-28 — best price $6.292022-09-07 — best price $6.292022-12-08 — best price $6.992023-03-16 — best price $1.392023-12-21 — best price $1.392024-11-27 — best price $1.742025-08-04 — best price $0.762025-10-27 — best price $0.762026-01-19 — best price $0.762026-06-01 — best price $0.832026-07-27 — best price $6.99
Lowest recorded price across tracked stores, per day (census snapshots).

Details

WindowsSingle-playerSteam Trading CardsFamily Sharing

Player tags

CasualAdventureHidden ObjectPoint & Click

Census log

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

Players also track

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Similarity via IGDB.