The Game Census
1 Screen Platformer: Prologue cover art

1 Screen Platformer: Prologue

Return To Adventure Mountain, LLC · Return To Adventure Mountain, LLC · 2020-07-16

Steam

ActionAdventure

FREE DEMO features 1 playable character and 1 complete level with leaderboards. Try, die, retry in this challenging but fair precision platformer that takes place on 1 screen. Ultra tight controls, dozens of traps. Great for speedrunning, and 100% completionists. Also, no water levels!

1 Screen Platformer: Prologue is a free-to-play Action and Adventure game released in 2020, with an estimated 20,000 to 50,000 owners and a Very Positive review sentiment (88% of 227 reviews).

0
playing now
88%
positive of 227 reviews
Very Positive
steam's rating (official)
20,000–50,000
owners (SteamSpy est.)
pending
deck/linux tier (ProtonDB)
Unknown
Steam Deck (Valve)
SteamOS: 0
Free
steam price (US)

0 players in-game as of 2026-10-14 23:00 UTC (census sample)

Health check

Quiet
  • · 0 players in-game at the last census sample.
  • · 17 reviews in the last 8 weeks (~2/week).
  • · Review velocity down 35% vs the prior 8 weeks.
  • · Top 28% of 27,912 Action games in the census by review count.

Health tier since 2026-09-01

Review momentum

PositiveNegative
191920202026Week of 2020-07-01: 19 positiveWeek of 2020-08-01: 2 positiveWeek of 2020-09-01: 7 positiveWeek of 2020-10-01: 1 positiveWeek of 2020-10-01: 1 negativeWeek of 2020-11-01: 4 positiveWeek of 2020-12-01: 4 positiveWeek of 2021-01-01: 3 positiveWeek of 2021-02-01: 8 positiveWeek of 2021-02-01: 2 negativeWeek of 2021-03-01: 5 positiveWeek of 2021-03-01: 2 negativeWeek of 2021-04-01: 5 positiveWeek of 2021-04-01: 2 negativeWeek of 2021-05-01: 8 positiveWeek of 2021-05-01: 2 negativeWeek of 2021-06-01: 4 positiveWeek of 2021-06-01: 1 negativeWeek of 2021-07-01: 1 positiveWeek of 2021-07-01: 2 negativeWeek of 2021-08-01: 5 positiveWeek of 2021-09-01: 2 positiveWeek of 2021-10-01: 6 positiveWeek of 2021-10-01: 1 negativeWeek of 2021-11-01: 1 positiveWeek of 2021-12-01: 5 positiveWeek of 2021-12-01: 1 negativeWeek of 2022-01-01: 2 positiveWeek of 2022-01-01: 1 negativeWeek of 2022-02-01: 4 positiveWeek of 2022-03-01: 1 positiveWeek of 2022-03-01: 1 negativeWeek of 2022-04-01: 2 positiveWeek of 2022-05-01: 2 positiveWeek of 2022-06-01: 3 positiveWeek of 2022-06-01: 4 negativeWeek of 2022-07-01: 2 positiveWeek of 2022-07-01: 1 negativeWeek of 2022-08-01: 1 positiveWeek of 2022-08-01: 1 negativeWeek of 2022-09-01: 5 positiveWeek of 2022-09-01: 1 negativeWeek of 2022-10-01: 3 positiveWeek of 2022-10-01: 1 negativeWeek of 2022-12-01: 5 positiveWeek of 2022-12-01: 2 negativeWeek of 2023-01-01: 5 positiveWeek of 2023-01-01: 1 negativeWeek of 2023-02-01: 1 positiveWeek of 2023-02-01: 1 negativeWeek of 2023-03-01: 5 positiveWeek of 2023-05-01: 3 positiveWeek of 2023-06-01: 3 positiveWeek of 2023-06-01: 1 negativeWeek of 2023-07-01: 3 positiveWeek of 2023-08-01: 6 positiveWeek of 2023-08-01: 1 negativeWeek of 2023-09-01: 3 positiveWeek of 2023-10-01: 3 positiveWeek of 2023-11-01: 3 positiveWeek of 2023-12-01: 2 positiveWeek of 2024-01-01: 3 positiveWeek of 2024-02-01: 3 positiveWeek of 2024-03-01: 3 positiveWeek of 2024-03-01: 1 negativeWeek of 2024-04-01: 1 positiveWeek of 2024-05-01: 1 positiveWeek of 2024-05-01: 2 negativeWeek of 2024-06-01: 2 positiveWeek of 2024-06-01: 1 negativeWeek of 2024-07-01: 3 positiveWeek of 2024-08-01: 1 positiveWeek of 2024-08-01: 1 negativeWeek of 2024-09-01: 1 positiveWeek of 2024-10-01: 1 positiveWeek of 2024-11-01: 1 positiveWeek of 2024-11-01: 2 negativeWeek of 2024-12-01: 2 positiveWeek of 2025-01-01: 2 positiveWeek of 2025-01-01: 1 negativeWeek of 2025-02-01: 2 positiveWeek of 2025-03-01: 4 positiveWeek of 2025-04-01: 1 positiveWeek of 2025-04-01: 1 negativeWeek of 2025-05-01: 3 positiveWeek of 2025-05-01: 1 negativeWeek of 2025-06-01: 5 positiveWeek of 2025-07-01: 3 positiveWeek of 2025-08-01: 4 positiveWeek of 2025-09-01: 2 positiveWeek of 2025-10-01: 2 positiveWeek of 2025-11-01: 3 positiveWeek of 2025-12-01: 1 positiveWeek of 2026-01-01: 2 positiveWeek of 2026-03-01: 4 positiveWeek of 2026-04-01: 4 positiveWeek of 2026-05-01: 1 positiveWeek of 2026-06-01: 1 positiveWeek of 2026-07-01: 1 positiveWeek of 2026-08-01: 2 positive
Weekly review counts (Steam review histogram). Positive above the line, negative below.

Players online

002026-09-16 00:00 — 0 players2026-09-17 08:00 — 0 players2026-09-18 15:00 — 0 players2026-09-19 23:00 — 0 players2026-09-21 06:00 — 0 players2026-09-22 14:00 — 0 players2026-09-23 22:00 — 0 players2026-09-25 05:00 — 0 players2026-09-26 13:00 — 0 players2026-09-27 20:00 — 0 players2026-09-29 04:00 — 0 players2026-09-30 11:00 — 0 players2026-10-01 19:00 — 0 players2026-10-03 02:00 — 0 players2026-10-04 10:00 — 0 players2026-10-05 18:00 — 0 players2026-10-07 01:00 — 0 players2026-10-08 09:00 — 0 players2026-10-09 16:00 — 0 players2026-10-11 00:00 — 0 players2026-10-12 08:00 — 0 players2026-10-13 15:00 — 0 players2026-10-14 23:00 — 0 players
Concurrent players, hourly average, last 30 days (census samples).

Completion

38
achievements tracked
95.2%
earned "Nadia Checkpoint 1"
69%
median achievement earned by

Global achievement rates from Steam.

Details

WindowsFull controller supportSingle-playerSteam AchievementsFull controller supportSteam LeaderboardsFamily Sharing

1 supported languages: English

Console footprint

PlatformPlayers trackedCompletionTrophies/achievements
Steam (Steam)50271%38

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

Player tags

2DIndieRetroActionAdventureDifficultPlatformerFree to PlaySingleplayer2D Platformer

Census log

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