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BastionOS

Wishlist Follow Ignore Launch Unwatch Watch
App ID 4090270
App Type Game
Developer
Publisher Feral Paw
Supported Systems Windows macOS
Technologies Unity Engine
Last Changenumber 37932708
Last Record Update 11 August 2026 – 10:19:15 UTC ()
Release Date 28 April 2026 – 17:01:07 UTC ()
❓ 87.43%
183 reviews
5
In-Game
📈 Incremental 🕹 Arcade 💥 Action 😌 Casual 🕒 Idler

A short active incremental game where you stack ludicrous weapons and upgrades onto a tower. Destroy a gigantic evolving horde, unlock new tech, repeat.

Steam price history

Special Promotion, ends 8 October 2026
Current Price -15% $2.80
Lowest Recorded Price -40% $1.98 28 April 2026
Currency Current Price Converted Price Lowest Recorded Price
U.S. Dollar -15% $2.80 $2.80 $1.98 -40% $1.98
Russian Ruble -15% 115,47 ₽ $1.38 -50.69% $0.97 -40% 81,47 ₽
Indian Rupee -15% ₹ 140 $1.45 -47.99% $1.01 -41% ₹ 98
Indonesian Rupiah -15% Rp 26713 $1.49 -46.67% $1.05 -40% Rp 18856
Ukrainian Hryvnia -16% 69₴ $1.53 -45.22% $1.08 -40% 49₴
Philippine Peso -15% ₱99.83 $1.59 -43.03% $1.12 -40% ₱70.47
Vietnamese Dong -15% 41500₫ $1.59 -42.96% $1.13 -40% 29500₫
Chilean Peso -15% CLP$ 1687 $1.70 -39.20% $1.20 -40% CLP$ 1191
LATAM - U.S. Dollar -15% $1.75 $1.75 -37.50% $1.23 -40% $1.23
MENA - U.S. Dollar -15% $1.75 $1.75 -37.50% $1.23 -40% $1.23
SASIA - U.S. Dollar -15% $1.75 $1.75 -37.50% $1.23 -40% $1.23
South African Rand -15% R 29.52 $1.77 -36.70% $1.25 -40% R 20.84
Taiwan Dollar -16% NT$ 57 $1.79 -36.03% $1.25 -41% NT$ 40
Brazilian Real -15% R$ 9,69 $1.85 -33.58% $1.31 -40% R$ 6,84
Saudi Riyal -15% 6.99 SR $1.87 -33.20% $1.31 -40% 4.93 SR
Chinese Yuan -15% ¥ 12.65 $1.88 -32.62% $1.33 -40% ¥ 8.93
CIS - U.S. Dollar -15% $1.89 $1.89 -32.50% $1.33 -40% $1.33
Kazakhstani Tenge -15% 843₸ $1.89 -32.41% $1.33 -40% 595₸
Kuwaiti Dinar -15% 0.60 KD $1.94 -30.62% $1.35 -41% 0.42 KD
Malaysian Ringgit -15% RM8.09 $1.98 -29.27% $1.39 -40% RM5.71
Thai Baht -15% ฿66.79 $1.99 -28.66% $1.40 -40% ฿47.14
Mexican Peso -15% Mex$ 36.55 $2.01 -28.12% $1.42 -40% Mex$ 25.80
Qatari Riyal -15% 7.37 QR $2.02 -27.76% $1.42 -40% 5.20 QR
Peruvian Sol -15% S/.7.03 $2.03 -27.17% $1.43 -40% S/.4.96
Japanese Yen -15% ¥ 330 $2.09 -25.33% $1.47 -40% ¥ 233
Uruguayan Peso -15% $U88 $2.17 -22.34% $1.53 -40% $U62
U.A.E. Dirham -15% 8.44 AED $2.29 -17.93% $1.61 -40% 5.95 AED
Hong Kong Dollar -15% HK$ 18.28 $2.32 -16.81% $1.64 -40% HK$ 12.90
Colombian Peso -15% COL$ 7733 $2.33 -16.53% $1.64 -40% COL$ 5458
Singapore Dollar -15% S$2.99 $2.33 -16.50% $1.64 -40% S$2.11
South Korean Won -15% ₩ 3160 $2.35 -16.03% $1.65 -40% ₩ 2230
New Zealand Dollar -15% NZ$ 4.21 $2.36 -15.55% $1.66 -40% NZ$ 2.97
Canadian Dollar -15% CDN$ 3.51 $2.46 -12.01% $1.73 -40% CDN$ 2.47
Australian Dollar -15% A$ 4.19 $2.90 +3.90% $2.04 -40% A$ 2.95
Costa Rican Colon -15% ₡1335 $2.91 +4.07% $2.05 -40% ₡940
British Pound -15% £2.38 $3.15 +12.57% $2.22 -40% £1.68
Euro -15% 2,80€ $3.15 +12.57% $2.22 -40% 1,98€
Norwegian Krone -15% 30,94 kr $3.21 +14.88% $2.27 -40% 21,84 kr
Polish Zloty -15% 12,64zł $3.24 +15.88% $2.28 -40% 8,92zł
Israeli New Shekel -15% ₪10.20 $3.34 +19.35% $2.35 -40% ₪7.20
Swiss Franc -15% CHF 3.16 $3.81 +36.24% $2.69 -40% CHF 2.23
Valve suggested prices are shown on package pages.

Price history

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Click on a currency name to load price history for that particular currency.
View lowest recorded prices on Steam store pages by using our browser extension.

Additional Information

Developer Feral Paw
community_visible_stats Yes
ReleaseState released
Publisher Feral Paw
Store Release Date 28 April 2026 – 17:01:10 UTC ()
osarch 64
community_hub_visible Yes
Primary Genre Casual (4)
Store Genres Action (1), Casual (4), Indie (23), Simulation (28), Strategy (2)
Steam Release Date 28 April 2026 – 17:01:07 UTC ()
Store Asset Modification Time 28 April 2026 – 12:34:26 UTC () (1777379666)
library_assets
library_capsuleen
library_heroen
library_hero_bluren
library_logoen
library_headeren
logo_position ↴
pinned_positionBottomLeft
width_pct54.378698224852066
height_pct100
osextended macos64,macosapplesilicon
review_score 8
review_percentage 97
Detected Technologies Unity Engine, FMOD SDK, Resonance_Audio SDK, UnityBurst SDK, UnityIL2CPP SDK
controllertagwizard Yes
First seen on SteamDB 6 October 2025 – 08:07:41 UTC (), in changelist #31499925

Supported Languages

5 Languages Interface Full Audio Subtitles Achievements
English Yes Yes
Japanese Yes
Portuguese - Brazil Yes
Simplified Chinese Yes Yes
Turkish Yes

Assets

Load all asset images
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icon 663a73c137828696ba020eb42ae9f73dcfbc96de
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header_image
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library_assets_full
library_capsule ↴
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image2x/englishe06c647452e2b9c2784b5d8a7bc6dc3a3a106918/library_capsule_2x.jpg
library_hero ↴
image2x/english43d7745a17702ddc633115e8ae3efabad2f956d4/library_hero_2x.jpg
image/english43d7745a17702ddc633115e8ae3efabad2f956d4/library_hero.jpg
library_hero_blur ↴
image/english43d7745a17702ddc633115e8ae3efabad2f956d4/library_hero_blur.jpg
library_logo ↴
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image2x/english0c22452a948b03e218912e0c3fb0cc605cfa9626/logo_2x.png
logo_position/pinned_positionBottomLeft
logo_position/width_pct54.378698224852066
logo_position/height_pct100
library_header ↴
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Assets
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small_capsulec35b6d02840587dd0c034bbefa53ddcc0c47aa42/capsule_231x87.jpg
small_capsule_2xc35b6d02840587dd0c034bbefa53ddcc0c47aa42/capsule_231x87_2x.jpg
header138845d5ce44f0518e267daf4ef4ea3a743af624/header.jpg
header_2x138845d5ce44f0518e267daf4ef4ea3a743af624/header_2x.jpg
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hero_capsule_2x22516d4c1315c316423e17ba007e722c3ff99003/hero_capsule_2x.jpg
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library_capsule_2xe06c647452e2b9c2784b5d8a7bc6dc3a3a106918/library_capsule_2x.jpg
library_hero43d7745a17702ddc633115e8ae3efabad2f956d4/library_hero.jpg
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community_icon663a73c137828696ba020eb42ae9f73dcfbc96de.jpg
page_background_pathapp/4090270
raw_page_background232ee8ea4b2c94a6e4e4eba25b61fe99f7a8c744/page_bg_raw.jpg
last_modified30 April 2026 – 11:08:16 UTC
timestamp30 April 2026 – 11:08:16 UTC

Trailer 998808 ↴

trailer_name Gameplay Trailer
trailer_category 1
microtrailer ↴
video/webm 4090270/1198330437/53909393f452f1424c3bb6b9894b6d10da3dac1b/1777378644/microtrailer.webm
video/mp4 4090270/1198330437/53909393f452f1424c3bb6b9894b6d10da3dac1b/1777378644/microtrailer.mp4
adaptive_trailers ↴
dash_av1 4090270/1198330437/53909393f452f1424c3bb6b9894b6d10da3dac1b/1777378644/dash_av1.mpd
dash_h264 4090270/1198330437/53909393f452f1424c3bb6b9894b6d10da3dac1b/1777378644/dash_h264.mpd
hls_h264 4090270/1198330437/53909393f452f1424c3bb6b9894b6d10da3dac1b/1777378644/hls_264_master.m3u8
screenshot_medium 257212872/0f4f8b8823119948c17a864c664531ef2762e343/movie_600x337.jpg
screenshot_full 257212872/0f4f8b8823119948c17a864c664531ef2762e343/movie_full.jpg
all_ages true
is_highlight true
timestamp 28 April 2026 – 12:34:50 UTC
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