The Game Census
Portal 2 cover art

Portal 2

Valve · 2011-04-18

SteamXboxAmazonMicrosoft Store

ActionAdventure

Franchise: Portal · Modes: Single player, Multiplayer, Co-operative, Split screen · Perspectives: First person

Releases: Apr 22, 2011 (Xbox 360), Apr 18, 2011 (Mac), Jun 28, 2022 (Nintendo Switch), Feb 26, 2014 (Linux), Apr 18, 2011 (PC (Microsoft Windows)), Apr 20, 2011 (PlayStation 3)

The "Perpetual Testing Initiative" has been expanded to allow you to design co-op puzzles for you and your friends!

Portal 2 is an Action and Adventure game released in 2011, priced at $9.99, with an estimated 5,000,000 .. 10,000,000 owners and Overwhelmingly Positive (99% of 466652 reviews).

2,023
playing now
99%
positive of 468k reviews
Overwhelmingly Positive
steam's rating (official)
5,000,000–10,000,000
owners (SteamSpy est.)
65
twitch viewers (latest)
8.1
viewers/channel (concentration)
92/100
critic score (9 outlets, IGDB)
91/100
IGDB user rating (4449 ratings)
29
Nexus mods (24k downloads)
9h
to beat · rushed 4.1h · completionist 28h
platinum
deck/linux tier (ProtonDB)
Verified
Steam Deck (Valve)
SteamOS: Playable
$9.99
steam price (US)

2,023 players in-game as of 2026-10-15 18:00 UTC (census sample)

Portal 2 is a 2011 first person puzzle-platform game developed by Valve for Windows, macOS, Linux, PlayStation 3, and Xbox 360. The retail versions and PlayStation 3 and Xbox 360 versions were distributed by Electronic Arts. A port for the Nintendo Switch was released as part of the Portal: Companion Collection in June 2022.

Trailer

Portal 2 trailer thumbnail

Portal 2 Teaser Trailer

≈1,000,000 YouTube results for this game's trailer search

Health check

Healthy
  • · 2,023 players in-game at the last census sample.
  • · 18,384 reviews in the last 8 weeks (~2,298/week).
  • · Review velocity down 22% vs the prior 8 weeks.
  • · Top 1% of 28,157 Action games in the census by review count.

Health tier since 2026-08-29

Estimated sales: 19M–37M copies

Review-multiple estimate from 468,441 total reviews — how this is computed.

Current store prices

Steam$1.99-80%

Deal snapshots via CheapShark, refreshed daily.

All-time low: $0.99 at Steam (2019-06-26)via IsThereAnyDeal

12-month high $9.99 · on sale 10 of 13 observed days (census price snapshots)

Review momentum

PositiveNegative
7.8k7.8k20182026Week of 2018-03-01: 1,116 positiveWeek of 2018-03-01: 19 negativeWeek of 2018-04-01: 768 positiveWeek of 2018-04-01: 14 negativeWeek of 2018-05-01: 885 positiveWeek of 2018-05-01: 12 negativeWeek of 2018-06-01: 1,431 positiveWeek of 2018-06-01: 44 negativeWeek of 2018-07-01: 1,771 positiveWeek of 2018-07-01: 30 negativeWeek of 2018-08-01: 867 positiveWeek of 2018-08-01: 22 negativeWeek of 2018-09-01: 641 positiveWeek of 2018-09-01: 15 negativeWeek of 2018-10-01: 576 positiveWeek of 2018-10-01: 10 negativeWeek of 2018-11-01: 5,089 positiveWeek of 2018-11-01: 42 negativeWeek of 2018-12-01: 1,369 positiveWeek of 2018-12-01: 35 negativeWeek of 2019-01-01: 1,260 positiveWeek of 2019-01-01: 29 negativeWeek of 2019-02-01: 1,067 positiveWeek of 2019-02-01: 22 negativeWeek of 2019-03-01: 740 positiveWeek of 2019-03-01: 21 negativeWeek of 2019-04-01: 671 positiveWeek of 2019-04-01: 10 negativeWeek of 2019-05-01: 750 positiveWeek of 2019-05-01: 20 negativeWeek of 2019-06-01: 5,305 positiveWeek of 2019-06-01: 44 negativeWeek of 2019-07-01: 6,162 positiveWeek of 2019-07-01: 70 negativeWeek of 2019-08-01: 772 positiveWeek of 2019-08-01: 21 negativeWeek of 2019-09-01: 575 positiveWeek of 2019-09-01: 11 negativeWeek of 2019-10-01: 816 positiveWeek of 2019-10-01: 13 negativeWeek of 2019-11-01: 4,425 positiveWeek of 2019-11-01: 34 negativeWeek of 2019-12-01: 7,750 positiveWeek of 2019-12-01: 77 negativeWeek of 2020-01-01: 5,284 positiveWeek of 2020-01-01: 58 negativeWeek of 2020-02-01: 3,124 positiveWeek of 2020-02-01: 49 negativeWeek of 2020-03-01: 3,820 positiveWeek of 2020-03-01: 34 negativeWeek of 2020-04-01: 4,926 positiveWeek of 2020-04-01: 50 negativeWeek of 2020-05-01: 4,023 positiveWeek of 2020-05-01: 47 negativeWeek of 2020-06-01: 3,962 positiveWeek of 2020-06-01: 44 negativeWeek of 2020-07-01: 6,403 positiveWeek of 2020-07-01: 66 negativeWeek of 2020-08-01: 3,456 positiveWeek of 2020-08-01: 50 negativeWeek of 2020-09-01: 2,843 positiveWeek of 2020-09-01: 31 negativeWeek of 2020-10-01: 2,690 positiveWeek of 2020-10-01: 26 negativeWeek of 2020-11-01: 5,201 positiveWeek of 2020-11-01: 60 negativeWeek of 2020-12-01: 6,008 positiveWeek of 2020-12-01: 82 negativeWeek of 2021-01-01: 5,772 positiveWeek of 2021-01-01: 63 negativeWeek of 2021-02-01: 3,522 positiveWeek of 2021-02-01: 36 negativeWeek of 2021-03-01: 4,057 positiveWeek of 2021-03-01: 50 negativeWeek of 2021-04-01: 4,228 positiveWeek of 2021-04-01: 49 negativeWeek of 2021-05-01: 3,608 positiveWeek of 2021-05-01: 55 negativeWeek of 2021-06-01: 3,733 positiveWeek of 2021-06-01: 52 negativeWeek of 2021-07-01: 5,606 positiveWeek of 2021-07-01: 76 negativeWeek of 2021-08-01: 3,570 positiveWeek of 2021-08-01: 54 negativeWeek of 2021-09-01: 2,468 positiveWeek of 2021-09-01: 34 negativeWeek of 2021-10-01: 2,265 positiveWeek of 2021-10-01: 35 negativeWeek of 2021-11-01: 4,211 positiveWeek of 2021-11-01: 56 negativeWeek of 2021-12-01: 4,825 positiveWeek of 2021-12-01: 68 negativeWeek of 2022-01-01: 5,582 positiveWeek of 2022-01-01: 72 negativeWeek of 2022-02-01: 4,287 positiveWeek of 2022-02-01: 45 negativeWeek of 2022-03-01: 3,336 positiveWeek of 2022-03-01: 52 negativeWeek of 2022-04-01: 2,810 positiveWeek of 2022-04-01: 37 negativeWeek of 2022-05-01: 2,371 positiveWeek of 2022-05-01: 32 negativeWeek of 2022-06-01: 2,976 positiveWeek of 2022-06-01: 50 negativeWeek of 2022-07-01: 4,164 positiveWeek of 2022-07-01: 74 negativeWeek of 2022-08-01: 2,621 positiveWeek of 2022-08-01: 42 negativeWeek of 2022-09-01: 2,052 positiveWeek of 2022-09-01: 38 negativeWeek of 2022-10-01: 2,131 positiveWeek of 2022-10-01: 53 negativeWeek of 2022-11-01: 4,640 positiveWeek of 2022-11-01: 77 negativeWeek of 2022-12-01: 6,379 positiveWeek of 2022-12-01: 93 negativeWeek of 2023-01-01: 5,967 positiveWeek of 2023-01-01: 88 negativeWeek of 2023-02-01: 2,778 positiveWeek of 2023-02-01: 43 negativeWeek of 2023-03-01: 7,063 positiveWeek of 2023-03-01: 123 negativeWeek of 2023-04-01: 3,575 positiveWeek of 2023-04-01: 70 negativeWeek of 2023-05-01: 3,572 positiveWeek of 2023-05-01: 56 negativeWeek of 2023-06-01: 2,753 positiveWeek of 2023-06-01: 44 negativeWeek of 2023-07-01: 6,044 positiveWeek of 2023-07-01: 109 negativeWeek of 2023-08-01: 4,344 positiveWeek of 2023-08-01: 80 negativeWeek of 2023-09-01: 4,307 positiveWeek of 2023-09-01: 79 negativeWeek of 2023-10-01: 3,048 positiveWeek of 2023-10-01: 58 negativeWeek of 2023-11-01: 4,303 positiveWeek of 2023-11-01: 62 negativeWeek of 2023-12-01: 4,507 positiveWeek of 2023-12-01: 81 negativeWeek of 2024-01-01: 6,712 positiveWeek of 2024-01-01: 131 negativeWeek of 2024-02-01: 3,425 positiveWeek of 2024-02-01: 58 negativeWeek of 2024-03-01: 4,150 positiveWeek of 2024-03-01: 76 negativeWeek of 2024-04-01: 2,748 positiveWeek of 2024-04-01: 41 negativeWeek of 2024-05-01: 3,184 positiveWeek of 2024-05-01: 58 negativeWeek of 2024-06-01: 3,072 positiveWeek of 2024-06-01: 127 negativeWeek of 2024-07-01: 5,574 positiveWeek of 2024-07-01: 99 negativeWeek of 2024-08-01: 3,086 positiveWeek of 2024-08-01: 57 negativeWeek of 2024-09-01: 1,982 positiveWeek of 2024-09-01: 41 negativeWeek of 2024-10-01: 3,776 positiveWeek of 2024-10-01: 65 negativeWeek of 2024-11-01: 4,172 positiveWeek of 2024-11-01: 54 negativeWeek of 2024-12-01: 4,714 positiveWeek of 2024-12-01: 93 negativeWeek of 2025-01-01: 3,653 positiveWeek of 2025-01-01: 64 negativeWeek of 2025-02-01: 4,268 positiveWeek of 2025-02-01: 68 negativeWeek of 2025-03-01: 3,696 positiveWeek of 2025-03-01: 79 negativeWeek of 2025-04-01: 2,226 positiveWeek of 2025-04-01: 43 negativeWeek of 2025-05-01: 2,183 positiveWeek of 2025-05-01: 33 negativeWeek of 2025-06-01: 2,980 positiveWeek of 2025-06-01: 67 negativeWeek of 2025-07-01: 3,996 positiveWeek of 2025-07-01: 80 negativeWeek of 2025-08-01: 2,504 positiveWeek of 2025-08-01: 40 negativeWeek of 2025-09-01: 1,858 positiveWeek of 2025-09-01: 31 negativeWeek of 2025-10-01: 2,535 positiveWeek of 2025-10-01: 45 negativeWeek of 2025-11-01: 2,250 positiveWeek of 2025-11-01: 40 negativeWeek of 2025-12-01: 3,219 positiveWeek of 2025-12-01: 59 negativeWeek of 2026-01-01: 3,718 positiveWeek of 2026-01-01: 52 negativeWeek of 2026-02-01: 2,142 positiveWeek of 2026-02-01: 35 negativeWeek of 2026-03-01: 2,602 positiveWeek of 2026-03-01: 45 negativeWeek of 2026-04-01: 2,209 positiveWeek of 2026-04-01: 38 negativeWeek of 2026-05-01: 2,020 positiveWeek of 2026-05-01: 35 negativeWeek of 2026-06-01: 2,134 positiveWeek of 2026-06-01: 34 negativeWeek of 2026-07-01: 3,254 positiveWeek of 2026-07-01: 57 negativeWeek of 2026-08-01: 1,983 positiveWeek of 2026-08-01: 43 negativeWeek of 2026-09-01: 1,725 positiveWeek of 2026-09-01: 28 negativeWeek of 2026-10-01: 839 positiveWeek of 2026-10-01: 11 negative
Weekly review counts (Steam review histogram). Positive above the line, negative below.

Players online

3.9k6492026-09-16 04:00 — 1,041 players2026-09-17 11:00 — 1,073 players2026-09-18 19:00 — 2,181 players2026-09-20 02:00 — 1,624 players2026-09-21 10:00 — 902 players2026-09-22 17:00 — 1,724 players2026-09-24 01:00 — 1,245 players2026-09-25 08:00 — 878 players2026-09-26 16:00 — 2,292 players2026-09-27 23:00 — 1,566 players2026-09-29 07:00 — 649 players2026-09-30 14:00 — 1,433 players2026-10-01 22:00 — 1,418 players2026-10-03 05:00 — 1,724 players2026-10-04 14:00 — 3,917 players2026-10-05 21:00 — 2,152 players2026-10-07 05:00 — 1,388 players2026-10-08 12:00 — 2,299 players2026-10-09 20:00 — 2,987 players2026-10-11 03:00 — 2,028 players2026-10-12 11:00 — 1,307 players2026-10-13 18:00 — 2,205 players2026-10-15 02:00 — 1,335 players2026-10-15 18:00 — 2,023 players
Concurrent players, hourly average, last 30 days (census samples).
4.7k1.1kJul 2012Aug 2026Jul 2012 — avg 4,168 · peak 8,857Dec 2012 — avg 3,003 · peak 7,471May 2013 — avg 2,143 · peak 4,178Oct 2013 — avg 1,240 · peak 2,434Mar 2014 — avg 1,142 · peak 2,250Aug 2014 — avg 2,402 · peak 7,810Jan 2015 — avg 2,599 · peak 7,876Jun 2015 — avg 3,022 · peak 8,991Nov 2015 — avg 2,349 · peak 8,799Apr 2016 — avg 1,563 · peak 2,926Sep 2016 — avg 1,322 · peak 3,114Feb 2017 — avg 1,921 · peak 3,594Jul 2017 — avg 4,729 · peak 14,151Dec 2017 — avg 3,951 · peak 10,902May 2018 — avg 1,435 · peak 2,533Oct 2018 — avg 1,398 · peak 2,696Mar 2019 — avg 1,673 · peak 3,023Aug 2019 — avg 1,911 · peak 3,140Jan 2020 — avg 3,119 · peak 8,386Jun 2020 — avg 2,677 · peak 6,905Nov 2020 — avg 2,734 · peak 6,382Apr 2021 — avg 2,432 · peak 4,660Sep 2021 — avg 1,605 · peak 2,920Feb 2022 — avg 2,462 · peak 4,892Jul 2022 — avg 2,337 · peak 4,520Dec 2022 — avg 3,638 · peak 8,173May 2023 — avg 2,136 · peak 7,514Oct 2023 — avg 1,789 · peak 3,709Mar 2024 — avg 2,486 · peak 6,075Aug 2024 — avg 1,809 · peak 3,097Jan 2025 — avg 2,261 · peak 5,046Jun 2025 — avg 2,016 · peak 4,300Nov 2025 — avg 1,489 · peak 2,738Apr 2026 — avg 1,608 · peak 3,086Aug 2026 — avg 1,540 · peak 2,654
Monthly average players (source: steamcharts.com) — history via steamcharts.com; live census sampling since Aug 2026.

Chart history

PositiveNegative
1111112026-09-222026-10-132026-09-22: 18 new positive2026-09-23: 36 new positive2026-09-23: 1 new negative2026-09-25: 40 new positive2026-09-26: 44 new positive2026-09-27: 52 new positive2026-09-27: 3 new negative2026-09-29: 23 new positive2026-09-29: 1 new negative2026-10-01: 16 new positive2026-10-04: 100 new positive2026-10-05: 106 new positive2026-10-06: 70 new positive2026-10-06: 2 new negative2026-10-07: 82 new positive2026-10-07: 2 new negative2026-10-08: 59 new positive2026-10-08: 3 new negative2026-10-09: 76 new positive2026-10-09: 3 new negative2026-10-10: 90 new positive2026-10-10: 3 new negative2026-10-11: 95 new positive2026-10-11: 2 new negative2026-10-12: 87 new positive2026-10-12: 5 new negative2026-10-13: 111 new positive2026-10-13: 1 new negative
New Steam reviews per day (census review snapshots). Positive above the line, negative below.

Price history

$29.99$0.992015-01-012026-10-082015-01-01 — best price $9.992015-01-30 — best price $19.992015-04-24 — best price $29.992015-06-11 — best price $4.992015-07-17 — best price $19.992015-08-24 — best price $9.092015-11-25 — best price $3.992016-01-04 — best price $19.992016-02-12 — best price $19.992016-03-31 — best price $6.792016-06-24 — best price $10.022016-07-28 — best price $17.992016-09-29 — best price $4.992016-11-29 — best price $19.992017-06-22 — best price $1.992017-11-28 — best price $19.992018-02-19 — best price $19.992018-11-21 — best price $1.992019-02-04 — best price $1.992019-11-26 — best price $0.992020-06-25 — best price $1.992020-11-25 — best price $1.992021-03-11 — best price $1.992021-07-08 — best price $9.992022-01-05 — best price $9.992022-07-07 — best price $9.992023-01-05 — best price $9.992023-03-23 — best price $9.992023-07-13 — best price $9.992023-09-19 — best price $9.992024-01-11 — best price $9.992024-05-15 — best price $9.992024-10-17 — best price $9.992025-01-02 — best price $9.992025-03-20 — best price $9.992025-07-10 — best price $9.992026-01-05 — best price $9.992026-07-09 — best price $9.992026-10-05 — best price $1.992026-10-08 — best price $1.99
Lowest recorded price across tracked stores, per day (census snapshots).

Attention

1.2k4272026-05-31 — 572 pageviews2026-06-04 — 532 pageviews2026-06-08 — 650 pageviews2026-06-12 — 429 pageviews2026-06-16 — 496 pageviews2026-06-20 — 427 pageviews2026-06-24 — 578 pageviews2026-06-28 — 599 pageviews2026-07-02 — 527 pageviews2026-07-06 — 577 pageviews2026-07-10 — 594 pageviews2026-07-14 — 619 pageviews2026-07-18 — 601 pageviews2026-07-22 — 564 pageviews2026-07-26 — 575 pageviews2026-07-30 — 521 pageviews2026-08-03 — 519 pageviews2026-08-07 — 466 pageviews2026-08-11 — 498 pageviews2026-08-15 — 600 pageviews2026-08-19 — 477 pageviews2026-08-23 — 603 pageviews2026-08-27 — 491 pageviews2026-08-31 — 1,193 pageviews2026-09-04 — 745 pageviews2026-09-08 — 623 pageviews2026-09-12 — 571 pageviews2026-09-16 — 559 pageviews2026-09-20 — 605 pageviews2026-09-24 — 716 pageviews2026-09-28 — 563 pageviews2026-10-02 — 564 pageviews2026-10-06 — 538 pageviews2026-10-09 — 507 pageviews
Daily Wikipedia pageviews (attention proxy, census-recorded).

Twitch viewers

81432026-10-01 19:34 — 89 viewers2026-10-02 04:34 — 15 viewers2026-10-02 13:34 — 206 viewers2026-10-02 22:34 — 95 viewers2026-10-03 07:34 — 50 viewers2026-10-03 16:34 — 161 viewers2026-10-04 01:34 — 51 viewers2026-10-04 10:34 — 44 viewers2026-10-04 19:34 — 129 viewers2026-10-05 04:34 — 3 viewers2026-10-05 13:34 — 133 viewers2026-10-05 22:34 — 70 viewers2026-10-06 07:34 — 16 viewers2026-10-06 16:34 — 38 viewers2026-10-07 01:34 — 38 viewers2026-10-07 10:34 — 20 viewers2026-10-07 19:34 — 486 viewers2026-10-08 04:34 — 70 viewers2026-10-08 13:34 — 52 viewers2026-10-08 22:34 — 43 viewers2026-10-09 07:34 — 9 viewers2026-10-09 16:34 — 61 viewers2026-10-10 01:34 — 134 viewers2026-10-10 10:34 — 16 viewers2026-10-10 19:35 — 86 viewers2026-10-11 04:34 — 66 viewers2026-10-11 13:34 — 561 viewers2026-10-11 22:34 — 76 viewers2026-10-12 07:34 — 274 viewers2026-10-12 16:34 — 61 viewers2026-10-13 01:34 — 210 viewers2026-10-13 10:34 — 46 viewers2026-10-13 19:34 — 86 viewers2026-10-14 04:34 — 65 viewers2026-10-14 13:34 — 40 viewers2026-10-14 22:34 — 282 viewers2026-10-15 07:34 — 11 viewers2026-10-15 16:34 — 40 viewers2026-10-15 18:34 — 65 viewers
Hourly Twitch viewers (census snapshots).

Completion

51
achievements tracked
74.1%
earned "Wake Up Call"
24.4%
median achievement earned by

Global achievement rates from Steam.

Details

WindowsLinuxFull controller supportSingle-playerMulti-playerCo-opOnline Co-opShared/Split Screen Co-opShared/Split ScreenSteam AchievementsFull controller supportSteam Trading CardsCaptions available1 DLC

26 supported languages: English, French, German, Spanish - Spain, Czech, Danish, Dutch, Finnish, Hungarian, Italian, Japanese, Korean…

Post-launch support: 1 DLC released, first 2014-09-24 (Steam store data)

Console footprint

PlatformPlayers trackedCompletionTrophies/achievements
Steam (Steam)314,0325%51
Xbox 360 (Xbox)86,5496%50
PS3 (PlayStation)62,28014%51
Switch (Nintendo)2,1150%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

FPSCo-opFunnyActionPuzzleSci-fiPhysicsDark HumorPlatformerStory Rich

Census log

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

Recent updates

Players also track

PortalGET EVENPLANET ALPHAFigmentUse Your WordsPikunikuSemblanceDream Alone

Similarity via IGDB.

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