The Game Census
Zup! Z cover art

Zup! Z

Quiet River · 2020-12-21

Steam

CasualIndie

Modes: Single player

Releases: Dec 21, 2020 (PC (Microsoft Windows))

Minimal physical puzzle with explosions

0
playing now
97%
positive of 4.3k reviews
Overwhelmingly Positive
steam rating
200,000–500,000
owners (SteamSpy est.)
gold
deck/linux tier (ProtonDB)
$1.99
steam price (US)

0 players in-game as of 2026-08-30 03:00 UTC (census sample)

Health check

Quietly active
  • · 0 players in-game at the last census sample.
  • · 159 reviews in the last 8 weeks (~20/week).
  • · Review velocity down 8% vs the prior 8 weeks.
  • · Current weekly pace is under 5% of the all-time peak week (2,007 reviews).
  • · Top 7% of 9,617 Casual games in the census by review count.

Health tier since 2026-08-28

Estimated sales: 87k–195k copies

Review-multiple estimate from 4,338 total reviews — how this is computed.

Current store prices

lowest across shops (ITAD)$1.99

Deal snapshots via CheapShark, refreshed daily.

All-time low: $0.59 at Steam (2024-03-15)via IsThereAnyDeal

12-month high $1.99 · on sale 6 of 12 observed days (census price snapshots)

Review momentum

PositiveNegative
2.0k2.0k20202026Week of 2020-12-01: 107 positiveWeek of 2020-12-01: 6 negativeWeek of 2021-01-01: 119 positiveWeek of 2021-02-01: 94 positiveWeek of 2021-02-01: 2 negativeWeek of 2021-03-01: 64 positiveWeek of 2021-04-01: 93 positiveWeek of 2021-04-01: 3 negativeWeek of 2021-05-01: 97 positiveWeek of 2021-05-01: 1 negativeWeek of 2021-06-01: 108 positiveWeek of 2021-06-01: 4 negativeWeek of 2021-07-01: 109 positiveWeek of 2021-07-01: 10 negativeWeek of 2021-08-01: 72 positiveWeek of 2021-08-01: 2 negativeWeek of 2021-09-01: 38 positiveWeek of 2021-09-01: 2 negativeWeek of 2021-10-01: 80 positiveWeek of 2021-10-01: 5 negativeWeek of 2021-11-01: 1,973 positiveWeek of 2021-11-01: 34 negativeWeek of 2021-12-01: 130 positiveWeek of 2021-12-01: 1 negativeWeek of 2022-01-01: 78 positiveWeek of 2022-01-01: 3 negativeWeek of 2022-02-01: 73 positiveWeek of 2022-02-01: 2 negativeWeek of 2022-03-01: 60 positiveWeek of 2022-03-01: 2 negativeWeek of 2022-04-01: 48 positiveWeek of 2022-04-01: 3 negativeWeek of 2022-05-01: 44 positiveWeek of 2022-05-01: 3 negativeWeek of 2022-06-01: 78 positiveWeek of 2022-06-01: 8 negativeWeek of 2022-07-01: 85 positiveWeek of 2022-07-01: 3 negativeWeek of 2022-08-01: 52 positiveWeek of 2022-08-01: 1 negativeWeek of 2022-09-01: 34 positiveWeek of 2022-09-01: 2 negativeWeek of 2022-10-01: 34 positiveWeek of 2022-10-01: 1 negativeWeek of 2022-11-01: 84 positiveWeek of 2022-11-01: 6 negativeWeek of 2022-12-01: 47 positiveWeek of 2022-12-01: 2 negativeWeek of 2023-01-01: 51 positiveWeek of 2023-01-01: 3 negativeWeek of 2023-02-01: 24 positiveWeek of 2023-02-01: 1 negativeWeek of 2023-03-01: 39 positiveWeek of 2023-03-01: 1 negativeWeek of 2023-04-01: 30 positiveWeek of 2023-05-01: 33 positiveWeek of 2023-05-01: 1 negativeWeek of 2023-06-01: 37 positiveWeek of 2023-06-01: 2 negativeWeek of 2023-07-01: 46 positiveWeek of 2023-07-01: 2 negativeWeek of 2023-08-01: 20 positiveWeek of 2023-09-01: 36 positiveWeek of 2023-10-01: 35 positiveWeek of 2023-10-01: 1 negativeWeek of 2023-11-01: 47 positiveWeek of 2023-11-01: 2 negativeWeek of 2023-12-01: 28 positiveWeek of 2023-12-01: 2 negativeWeek of 2024-01-01: 40 positiveWeek of 2024-01-01: 2 negativeWeek of 2024-02-01: 37 positiveWeek of 2024-02-01: 6 negativeWeek of 2024-03-01: 40 positiveWeek of 2024-03-01: 3 negativeWeek of 2024-04-01: 22 positiveWeek of 2024-04-01: 1 negativeWeek of 2024-05-01: 22 positiveWeek of 2024-06-01: 34 positiveWeek of 2024-06-01: 1 negativeWeek of 2024-07-01: 30 positiveWeek of 2024-08-01: 27 positiveWeek of 2024-09-01: 26 positiveWeek of 2024-10-01: 20 positiveWeek of 2024-10-01: 1 negativeWeek of 2024-11-01: 17 positiveWeek of 2024-12-01: 32 positiveWeek of 2025-01-01: 23 positiveWeek of 2025-02-01: 15 positiveWeek of 2025-02-01: 2 negativeWeek of 2025-03-01: 24 positiveWeek of 2025-03-01: 1 negativeWeek of 2025-04-01: 11 positiveWeek of 2025-04-01: 2 negativeWeek of 2025-05-01: 21 positiveWeek of 2025-05-01: 1 negativeWeek of 2025-06-01: 19 positiveWeek of 2025-06-01: 3 negativeWeek of 2025-07-01: 31 positiveWeek of 2025-07-01: 1 negativeWeek of 2025-08-01: 24 positiveWeek of 2025-09-01: 16 positiveWeek of 2025-10-01: 26 positiveWeek of 2025-10-01: 2 negativeWeek of 2025-11-01: 16 positiveWeek of 2025-12-01: 20 positiveWeek of 2025-12-01: 1 negativeWeek of 2026-01-01: 21 positiveWeek of 2026-01-01: 4 negativeWeek of 2026-02-01: 19 positiveWeek of 2026-03-01: 23 positiveWeek of 2026-03-01: 1 negativeWeek of 2026-04-01: 16 positiveWeek of 2026-04-01: 2 negativeWeek of 2026-05-01: 15 positiveWeek of 2026-05-01: 1 negativeWeek of 2026-06-01: 17 positiveWeek of 2026-07-01: 18 positiveWeek of 2026-07-01: 1 negativeWeek of 2026-08-01: 14 positiveWeek of 2026-08-01: 2 negative
Weekly review counts (Steam review histogram). Positive above the line, negative below.

Players online

802026-08-07 00:00 — 1 players2026-08-07 08:00 — 1 players2026-08-07 16:00 — 2 players2026-08-08 00:00 — 1 players2026-08-08 08:00 — 0 players2026-08-08 16:00 — 0 players2026-08-09 00:00 — 3 players2026-08-09 08:00 — 3 players2026-08-09 16:00 — 3 players2026-08-10 00:00 — 0 players2026-08-10 08:00 — 2 players2026-08-10 16:00 — 3 players2026-08-11 00:00 — 0 players2026-08-11 08:00 — 3 players2026-08-11 16:00 — 2 players2026-08-13 00:00 — 3 players2026-08-14 07:00 — 0 players2026-08-15 15:00 — 1 players2026-08-16 23:00 — 1 players2026-08-18 07:00 — 5 players2026-08-19 14:00 — 4 players2026-08-20 22:00 — 2 players2026-08-22 05:00 — 2 players2026-08-23 13:00 — 2 players2026-08-24 21:00 — 1 players2026-08-26 05:00 — 2 players2026-08-27 13:00 — 3 players2026-08-28 19:00 — 5 players2026-08-30 03:00 — 0 players
Concurrent players, hourly average, last 30 days (census samples).

Price history

$1.99$0.592024-02-112026-08-242024-02-11 — best price $1.992024-03-15 — best price $0.592024-03-21 — best price $1.992024-06-27 — best price $0.792024-07-11 — best price $1.992024-09-16 — best price $0.592024-09-23 — best price $1.992024-11-27 — best price $0.592024-12-04 — best price $1.992024-12-20 — best price $0.592025-01-02 — best price $1.992025-03-13 — best price $0.792025-03-20 — best price $1.992025-06-26 — best price $0.792025-07-10 — best price $1.992025-09-29 — best price $0.692025-10-06 — best price $1.992025-12-18 — best price $0.692026-01-05 — best price $1.992026-02-09 — best price $0.692026-02-16 — best price $1.992026-03-19 — best price $0.592026-03-26 — best price $1.992026-06-25 — best price $0.692026-07-09 — best price $1.992026-08-17 — best price $0.692026-08-24 — best price $1.99
Lowest recorded price across tracked stores, per day (census snapshots).

Completion

60+
achievements tracked
67.8%
earned "A"
65.5%
median achievement earned by

Global achievement rates from Steam.

Details

WindowsSingle-playerSteam AchievementsSteam Trading CardsSteam CloudFamily Sharing

40 supported languages: English, French, Italian, German, Spanish - Spain, Arabic, Bulgarian, Portuguese - Brazil, Hungarian, Vietnamese, Greek, Danish…

Console footprint

PlatformPlayers trackedCompletionTrophies/achievements
Steam (Steam)5,03367%512

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

Player tags

2DCuteIndieShortCasualPuzzleRhythmPhysicsRelaxingFast-Paced

Census log

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

Players also track

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Similarity via IGDB.