The Game Census
AER Memories of Old cover art

AER Memories of Old

Forgotten Key · Daedalic Entertainment · 2017-10-25

SteamGOGPlayStation StoreEpic Games StoreMicrosoft Store

AdventureIndie

Modes: Single player · Perspectives: Third person

Releases: Oct 25, 2017 (PlayStation 4), Oct 25, 2017 (Mac), Oct 25, 2017 (Linux), Oct 25, 2017 (Xbox One), Aug 28, 2019 (Nintendo Switch), Oct 25, 2017 (PC (Microsoft Windows))

Transform into a bird and fly to explore and experience a vibrant world of floating islands in the sky. Venture down into lost ancient ruins where each step leads you closer to the end of the world.

AER Memories of Old is an Adventure and Indie title released in 2017, priced at $14.99, with an estimated 200,000 to 500,000 owners and a Very Positive review sentiment (86% of 7,721 reviews).

1
playing now
86%
positive of 7.7k reviews
Very Positive
steam's rating (official)
200,000–500,000
owners (SteamSpy est.)
68/100
critic score (4 outlets, IGDB)
65/100
IGDB user rating (73 ratings)
4.05★
PlayStation Store rating (1,374 ratings)
4h
to beat · rushed 3h · completionist 7h
gold
deck/linux tier (ProtonDB)
Verified
Steam Deck (Valve)
SteamOS: Playable
$14.99
steam price (US)

1 players in-game as of 2026-10-15 04:00 UTC (census sample)

Aer: Memories of Old is an indie action-adventure open world video game developed by Forgotten Key and published by Daedalic Entertainment. It was released on October 25, 2017, for Microsoft Windows, PlayStation 4 and Xbox One, and on August 28, 2019, for Nintendo Switch. The game's story revolves around a girl named Auk who can shapeshift into a bird. Set on floating islands, the main character must solve puzzles, discovering ruins left by an ancient civilization. The game received mixed reviews from critics, who praised its aesthetic and world but criticized its short length and overall lack of action.

Trailer

AER Memories of Old trailer thumbnail

AER Memories of Old - Release Trailer

≈302,160 YouTube results for this game's trailer search

Health check

Quietly active
  • · 1 players in-game at the last census sample.
  • · 159 reviews in the last 8 weeks (~20/week).
  • · Review velocity down 13% vs the prior 8 weeks.
  • · Top 4% of 29,087 Adventure games in the census by review count.

Health tier since 2026-08-29

Estimated sales: 194k–465k copies

Review-multiple estimate from 7,746 total reviews — how this is computed.

Current store prices

Steam$1.49-90%
GamersGate$1.50-90%
GreenManGaming$1.50-90%
GOG$14.99
Microsoft Store$14.99

Deal snapshots via CheapShark, refreshed daily.

All-time low: $0.81 at Gamer Thor (2024-11-01) · bundled 10×via IsThereAnyDeal

12-month high $14.99 · on sale 161 of 197 observed days · $0.68 above the all-time low (census price snapshots)

Review momentum

PositiveNegative
17117120182026Week of 2018-01-01: 60 positiveWeek of 2018-01-01: 14 negativeWeek of 2018-02-01: 20 positiveWeek of 2018-02-01: 4 negativeWeek of 2018-03-01: 31 positiveWeek of 2018-03-01: 8 negativeWeek of 2018-04-01: 67 positiveWeek of 2018-04-01: 11 negativeWeek of 2018-05-01: 28 positiveWeek of 2018-05-01: 1 negativeWeek of 2018-06-01: 55 positiveWeek of 2018-06-01: 11 negativeWeek of 2018-07-01: 28 positiveWeek of 2018-07-01: 8 negativeWeek of 2018-08-01: 38 positiveWeek of 2018-08-01: 4 negativeWeek of 2018-09-01: 18 positiveWeek of 2018-10-01: 24 positiveWeek of 2018-10-01: 2 negativeWeek of 2018-11-01: 37 positiveWeek of 2018-11-01: 2 negativeWeek of 2018-12-01: 21 positiveWeek of 2018-12-01: 3 negativeWeek of 2019-01-01: 24 positiveWeek of 2019-01-01: 4 negativeWeek of 2019-02-01: 15 positiveWeek of 2019-02-01: 8 negativeWeek of 2019-03-01: 15 positiveWeek of 2019-03-01: 2 negativeWeek of 2019-04-01: 15 positiveWeek of 2019-04-01: 3 negativeWeek of 2019-05-01: 13 positiveWeek of 2019-06-01: 52 positiveWeek of 2019-06-01: 7 negativeWeek of 2019-07-01: 37 positiveWeek of 2019-07-01: 5 negativeWeek of 2019-08-01: 53 positiveWeek of 2019-08-01: 11 negativeWeek of 2019-09-01: 23 positiveWeek of 2019-09-01: 1 negativeWeek of 2019-10-01: 23 positiveWeek of 2019-10-01: 5 negativeWeek of 2019-11-01: 55 positiveWeek of 2019-11-01: 4 negativeWeek of 2019-12-01: 98 positiveWeek of 2019-12-01: 10 negativeWeek of 2020-01-01: 89 positiveWeek of 2020-01-01: 5 negativeWeek of 2020-02-01: 66 positiveWeek of 2020-02-01: 7 negativeWeek of 2020-03-01: 41 positiveWeek of 2020-03-01: 1 negativeWeek of 2020-04-01: 69 positiveWeek of 2020-04-01: 12 negativeWeek of 2020-05-01: 47 positiveWeek of 2020-05-01: 6 negativeWeek of 2020-06-01: 69 positiveWeek of 2020-06-01: 11 negativeWeek of 2020-07-01: 74 positiveWeek of 2020-07-01: 5 negativeWeek of 2020-08-01: 52 positiveWeek of 2020-08-01: 8 negativeWeek of 2020-09-01: 33 positiveWeek of 2020-09-01: 5 negativeWeek of 2020-10-01: 52 positiveWeek of 2020-10-01: 6 negativeWeek of 2020-11-01: 51 positiveWeek of 2020-11-01: 8 negativeWeek of 2020-12-01: 110 positiveWeek of 2020-12-01: 18 negativeWeek of 2021-01-01: 62 positiveWeek of 2021-01-01: 6 negativeWeek of 2021-02-01: 79 positiveWeek of 2021-02-01: 13 negativeWeek of 2021-03-01: 27 positiveWeek of 2021-03-01: 5 negativeWeek of 2021-04-01: 51 positiveWeek of 2021-04-01: 5 negativeWeek of 2021-05-01: 114 positiveWeek of 2021-05-01: 19 negativeWeek of 2021-06-01: 136 positiveWeek of 2021-06-01: 20 negativeWeek of 2021-07-01: 87 positiveWeek of 2021-07-01: 12 negativeWeek of 2021-08-01: 118 positiveWeek of 2021-08-01: 18 negativeWeek of 2021-09-01: 171 positiveWeek of 2021-09-01: 20 negativeWeek of 2021-10-01: 92 positiveWeek of 2021-10-01: 18 negativeWeek of 2021-11-01: 80 positiveWeek of 2021-11-01: 6 negativeWeek of 2021-12-01: 95 positiveWeek of 2021-12-01: 11 negativeWeek of 2022-01-01: 53 positiveWeek of 2022-01-01: 10 negativeWeek of 2022-02-01: 60 positiveWeek of 2022-02-01: 10 negativeWeek of 2022-03-01: 33 positiveWeek of 2022-03-01: 5 negativeWeek of 2022-04-01: 51 positiveWeek of 2022-04-01: 12 negativeWeek of 2022-05-01: 38 positiveWeek of 2022-05-01: 5 negativeWeek of 2022-06-01: 42 positiveWeek of 2022-06-01: 6 negativeWeek of 2022-07-01: 42 positiveWeek of 2022-07-01: 12 negativeWeek of 2022-08-01: 39 positiveWeek of 2022-08-01: 2 negativeWeek of 2022-09-01: 39 positiveWeek of 2022-09-01: 4 negativeWeek of 2022-10-01: 31 positiveWeek of 2022-10-01: 4 negativeWeek of 2022-11-01: 38 positiveWeek of 2022-11-01: 3 negativeWeek of 2022-12-01: 57 positiveWeek of 2022-12-01: 8 negativeWeek of 2023-01-01: 75 positiveWeek of 2023-01-01: 7 negativeWeek of 2023-02-01: 25 positiveWeek of 2023-02-01: 4 negativeWeek of 2023-03-01: 34 positiveWeek of 2023-03-01: 5 negativeWeek of 2023-04-01: 35 positiveWeek of 2023-04-01: 10 negativeWeek of 2023-05-01: 66 positiveWeek of 2023-05-01: 14 negativeWeek of 2023-06-01: 114 positiveWeek of 2023-06-01: 19 negativeWeek of 2023-07-01: 69 positiveWeek of 2023-07-01: 13 negativeWeek of 2023-08-01: 44 positiveWeek of 2023-08-01: 13 negativeWeek of 2023-09-01: 30 positiveWeek of 2023-09-01: 7 negativeWeek of 2023-10-01: 43 positiveWeek of 2023-10-01: 5 negativeWeek of 2023-11-01: 35 positiveWeek of 2023-11-01: 5 negativeWeek of 2023-12-01: 41 positiveWeek of 2023-12-01: 8 negativeWeek of 2024-01-01: 61 positiveWeek of 2024-01-01: 6 negativeWeek of 2024-02-01: 34 positiveWeek of 2024-02-01: 8 negativeWeek of 2024-03-01: 26 positiveWeek of 2024-03-01: 10 negativeWeek of 2024-04-01: 38 positiveWeek of 2024-04-01: 6 negativeWeek of 2024-05-01: 22 positiveWeek of 2024-05-01: 7 negativeWeek of 2024-06-01: 29 positiveWeek of 2024-06-01: 3 negativeWeek of 2024-07-01: 33 positiveWeek of 2024-07-01: 5 negativeWeek of 2024-08-01: 25 positiveWeek of 2024-08-01: 4 negativeWeek of 2024-09-01: 19 positiveWeek of 2024-09-01: 7 negativeWeek of 2024-10-01: 19 positiveWeek of 2024-10-01: 4 negativeWeek of 2024-11-01: 25 positiveWeek of 2024-11-01: 3 negativeWeek of 2024-12-01: 25 positiveWeek of 2024-12-01: 6 negativeWeek of 2025-01-01: 40 positiveWeek of 2025-01-01: 7 negativeWeek of 2025-02-01: 15 positiveWeek of 2025-02-01: 5 negativeWeek of 2025-03-01: 19 positiveWeek of 2025-03-01: 7 negativeWeek of 2025-04-01: 21 positiveWeek of 2025-04-01: 3 negativeWeek of 2025-05-01: 17 positiveWeek of 2025-05-01: 6 negativeWeek of 2025-06-01: 21 positiveWeek of 2025-06-01: 4 negativeWeek of 2025-07-01: 19 positiveWeek of 2025-07-01: 7 negativeWeek of 2025-08-01: 18 positiveWeek of 2025-08-01: 1 negativeWeek of 2025-09-01: 12 positiveWeek of 2025-09-01: 4 negativeWeek of 2025-10-01: 27 positiveWeek of 2025-10-01: 6 negativeWeek of 2025-11-01: 14 positiveWeek of 2025-11-01: 3 negativeWeek of 2025-12-01: 13 positiveWeek of 2025-12-01: 9 negativeWeek of 2026-01-01: 15 positiveWeek of 2026-01-01: 2 negativeWeek of 2026-02-01: 16 positiveWeek of 2026-02-01: 3 negativeWeek of 2026-03-01: 28 positiveWeek of 2026-03-01: 3 negativeWeek of 2026-04-01: 10 positiveWeek of 2026-04-01: 4 negativeWeek of 2026-05-01: 22 positiveWeek of 2026-05-01: 1 negativeWeek of 2026-06-01: 15 positiveWeek of 2026-06-01: 1 negativeWeek of 2026-07-01: 15 positiveWeek of 2026-07-01: 2 negativeWeek of 2026-08-01: 14 positiveWeek of 2026-08-01: 8 negative
Weekly review counts (Steam review histogram). Positive above the line, negative below.

Players online

702026-09-15 13:00 — 4 players2026-09-16 21:00 — 2 players2026-09-18 05:00 — 2 players2026-09-19 12:00 — 4 players2026-09-20 20:00 — 5 players2026-09-22 04:00 — 3 players2026-09-23 11:00 — 0 players2026-09-24 19:00 — 3 players2026-09-26 02:00 — 3 players2026-09-27 10:00 — 4 players2026-09-28 17:00 — 2 players2026-09-30 01:00 — 1 players2026-10-01 08:00 — 0 players2026-10-02 16:00 — 3 players2026-10-03 23:00 — 1 players2026-10-05 07:00 — 2 players2026-10-06 15:00 — 2 players2026-10-07 22:00 — 6 players2026-10-09 06:00 — 0 players2026-10-10 13:00 — 4 players2026-10-11 21:00 — 6 players2026-10-13 05:00 — 2 players2026-10-14 12:00 — 2 players2026-10-15 04:00 — 1 players
Concurrent players, hourly average, last 30 days (census samples).
640May 2016Aug 2026May 2016 — avg 0 · peak 2Sep 2016 — avg 0 · peak 3Feb 2017 — avg 0 · peak 4Jun 2017 — avg 0 · peak 3Oct 2017 — avg 6 · peak 93Feb 2018 — avg 4 · peak 23Jun 2018 — avg 26 · peak 61Oct 2018 — avg 15 · peak 43Feb 2019 — avg 9 · peak 28Jun 2019 — avg 12 · peak 32Oct 2019 — avg 9 · peak 30Feb 2020 — avg 13 · peak 50Jun 2020 — avg 15 · peak 44Oct 2020 — avg 8 · peak 26Feb 2021 — avg 13 · peak 38Jun 2021 — avg 25 · peak 68Oct 2021 — avg 16 · peak 42Feb 2022 — avg 10 · peak 31Jun 2022 — avg 9 · peak 19Oct 2022 — avg 6 · peak 16Feb 2023 — avg 7 · peak 19Jun 2023 — avg 20 · peak 73Oct 2023 — avg 7 · peak 17Feb 2024 — avg 8 · peak 30Jun 2024 — avg 5 · peak 16Oct 2024 — avg 4 · peak 11Feb 2025 — avg 4 · peak 10Jun 2025 — avg 4 · peak 12Oct 2025 — avg 4 · peak 11Feb 2026 — avg 3 · peak 10Jun 2026 — avg 4 · peak 10Aug 2026 — avg 3 · peak 10
Monthly average players (source: steamcharts.com) — history via steamcharts.com; live census sampling since Aug 2026.

Price history

$16.27$0.812017-10-252026-10-152017-10-25 — best price $14.992018-05-23 — best price $14.992018-09-04 — best price $5.992019-01-17 — best price $7.492019-05-20 — best price $14.992019-09-27 — best price $4.942020-01-09 — best price $2.992020-04-10 — best price $2.402020-07-13 — best price $14.992020-10-08 — best price $2.992020-12-12 — best price $12.132021-03-01 — best price $14.992021-05-15 — best price $12.132021-08-02 — best price $1.342021-11-03 — best price $14.992022-02-03 — best price $1.492022-05-01 — best price $1.302022-08-14 — best price $1.202022-11-22 — best price $1.492023-04-03 — best price $1.192023-07-24 — best price $14.992023-11-11 — best price $14.992024-02-07 — best price $1.492024-05-19 — best price $10.752024-08-26 — best price $1.492024-11-01 — best price $0.812025-02-03 — best price $10.752025-06-09 — best price $14.992025-09-02 — best price $1.502025-11-21 — best price $1.062026-02-23 — best price $14.992026-06-02 — best price $1.492026-08-22 — best price $1.492026-10-04 — best price $1.492026-10-15 — best price $1.49
Lowest recorded price across tracked stores, per day (census snapshots).

Attention

1912026-06-02 — 9 pageviews2026-06-06 — 10 pageviews2026-06-10 — 9 pageviews2026-06-14 — 12 pageviews2026-06-18 — 5 pageviews2026-06-22 — 12 pageviews2026-06-26 — 18 pageviews2026-06-30 — 17 pageviews2026-07-04 — 11 pageviews2026-07-08 — 10 pageviews2026-07-12 — 15 pageviews2026-07-16 — 7 pageviews2026-07-20 — 9 pageviews2026-07-24 — 6 pageviews2026-07-28 — 10 pageviews2026-08-01 — 11 pageviews2026-08-05 — 9 pageviews2026-08-09 — 10 pageviews2026-08-13 — 15 pageviews2026-08-17 — 16 pageviews2026-08-21 — 5 pageviews2026-08-25 — 10 pageviews2026-08-29 — 12 pageviews2026-09-02 — 11 pageviews2026-09-06 — 14 pageviews2026-09-10 — 11 pageviews2026-09-14 — 8 pageviews2026-09-18 — 8 pageviews2026-09-22 — 12 pageviews2026-09-26 — 1 pageviews2026-09-30 — 8 pageviews2026-10-04 — 14 pageviews2026-10-08 — 8 pageviews2026-10-12 — 6 pageviews
Daily Wikipedia pageviews (attention proxy, census-recorded).

Completion

20
achievements tracked
75.8%
earned "Light at the end of the tunnel"
20.1%
median achievement earned by

Global achievement rates from Steam.

Details

WindowsmacOSLinuxFull controller supportSingle-playerSteam AchievementsFull controller supportSteam Trading CardsSteam CloudFamily Sharing1 DLC

12 supported languages: English, German, Spanish - Spain, French, Japanese, Korean, Portuguese - Brazil, Russian, Simplified Chinese, Italian, Traditional Chinese, Polish

Post-launch support: 1 DLC released, first 2017-10-25 (Steam store data)

Console footprint

PlatformPlayers trackedCompletionTrophies/achievements
Steam (Steam)12,06326%20
PS4 (PlayStation)4,07780%21
PS4 (PlayStation)3,62380%21
Xbox One (Xbox)2,56258%20
PS4 (PlayStation)1,07288%21
Switch (Nintendo)1550%0

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

Where its players are

Share of Steam reviews by language (top languages measured) — a proxy for where the player base lives.

Player tags

IndieFlightNaturePuzzleColorfulRelaxingAdventureExperienceOpen WorldAtmospheric

Census log

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

Players also track

Children of MortaPLANET ALPHAFigmentMages of MystraliaForgotton AnneLEGRAND LEGACY: Tale of the FateboundsPikunikuSemblance

Similarity via IGDB.

Official site ↗Wikipedia ↗