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688(I) Hunter/Killer

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App ID 2900
App Type Game
Developer
Publisher Strategy First
Supported Systems
Last Changenumber 31556495
Last Record Update 8 October 2025 – 19:10:32 UTC ()
Release Date 26 October 2006 – 07:00:00 UTC ()
❓ 74.01%
210 reviews
2
In-Game
💡 Strategy 🚢 Naval Combat 🖥️ Simulation 🤿 Submarine 🚢 Naval

688(I) Hunter/Killer, the most realistic submarine simulation ever developed for PC. Master the sonar and weapons control systems, learn to develop real target situations and outfit your boat with the latest advanced weaponry. Then use your skills to complete the tour of duty and earn your dolphins to become a true submariner.

Steam price history

Special Promotion, ends 22 October 2025
Current Price -80% $1.99
Lowest Recorded Price $0.99 at -90% 4 June 2018
Currency Current Price Converted Price Lowest Recorded Price
U.S. Dollar -80% $1.99 $1.99 $0.99 $0.99 at -90%
Russian Ruble -80% 77 ₽ $0.94 -52.27% $0.29 24 ₽ at -90%
Kazakhstani Tenge -80% 580₸ $1.07 -45.97% $0.42 231₸ at -90%
Ukrainian Hryvnia -80% 45₴ $1.07 -45.97% $0.50 21₴ at -90%
South Asia - USD -80% $1.09 $1.09 -45.23% $1.09 $1.09 at -80%
Indian Rupee -80% ₹ 96 $1.09 -45.20% $0.40 ₹ 36 at -90%
Indonesian Rupiah -80% Rp 18199 $1.09 -44.82% $0.54 Rp 8999 at -90%
Philippine Peso -80% ₱63.99 $1.10 -44.67% $0.55 ₱31.99 at -90%
Vietnamese Dong -80% 30000₫ $1.13 -42.77% $0.56 15000₫ at -90%
LATAM - U.S. Dollar -80% $1.15 $1.15 -42.21% $1.15 $1.15 at -80%
MENA - U.S. Dollar -80% $1.15 $1.15 -42.21% $1.15 $1.15 at -80%
Chinese Yuan -80% ¥ 8.40 $1.17 -40.77% $0.42 ¥ 3 at -92%
Saudi Riyal -80% 4.49 SR $1.19 -39.84% $0.87 3.30 SR at -90%
Chilean Peso -80% CLP$ 1150 $1.20 -39.63% $0.57 CLP$ 550 at -90%
Brazilian Real -80% R$ 6,59 $1.21 -38.77% $0.36 R$ 1,99 at -90%
South African Rand -80% R 21.80 $1.25 -36.93% $0.62 R 10.90 at -90%
Malaysian Ringgit -80% RM5.35 $1.26 -36.38% $0.54 RM2.30 at -90%
Kuwaiti Dinar -80% 0.39 KD $1.27 -35.83% $0.78 0.24 KD at -90%
Thai Baht -80% ฿43.80 $1.33 -32.69% $0.66 ฿21.90 at -90%
Colombian Peso -80% COL$ 5200 $1.34 -32.25% $0.60 COL$ 2350 at -90%
Mexican Peso -80% Mex$ 24.79 $1.34 -32.21% $0.59 Mex$ 10.99 at -90%
Peruvian Sol -80% S/.4.60 $1.35 -31.92% $0.82 S/.2.79 at -90%
Qatari Riyal -80% 4.99 QR $1.36 -31.40% $0.85 3.12 QR at -90%
New Zealand Dollar -80% NZ$ 2.39 $1.36 -31.29% $0.68 NZ$ 1.19 at -90%
CIS - U.S. Dollar -80% $1.39 $1.39 -30.15% $0.69 $0.69 at -90%
Norwegian Krone -80% 14,00 kr $1.39 -30.08% $0.69 7,00 kr at -90%
Singapore Dollar -80% S$2.00 $1.54 -22.41% $0.81 S$1.05 at -90%
South Korean Won -80% ₩ 2200 $1.54 -22.24% $0.73 ₩ 1050 at -90%
Uruguayan Peso -80% $U62 $1.55 -22.05% $0.70 $U28 at -90%
Japanese Yen -80% ¥ 240 $1.59 -19.93% $0.65 ¥ 98 at -90%
Hong Kong Dollar -80% HK$ 13.20 $1.69 -14.65% $0.96 HK$ 7.50 at -90%
Taiwan Dollar -80% NT$ 55 $1.79 -9.79% $0.88 NT$ 27 at -90%
U.A.E. Dirham -80% 6.60 AED $1.79 -9.69% $0.89 3.30 AED at -90%
Costa Rican Colon -80% ₡920 $1.82 -8.17% $1.14 ₡575 at -90%
Canadian Dollar -80% CDN$ 2.59 $1.84 -7.20% $0.77 CDN$ 1.09 at -90%
Australian Dollar -80% A$ 2.90 $1.88 -5.28% $0.94 A$ 1.45 at -90%
Israeli New Shekel -80% ₪7.39 $2.23 +12.20% $1.39 ₪4.61 at -90%
British Pound -80% £1.70 $2.28 +14.71% $0.92 £0.69 at -90%
Euro -80% 1,99€ $2.32 +16.61% $1.15 0,99€ at -90%
Swiss Franc -80% CHF 2.00 $2.52 +26.68% $1.26 CHF 1.00 at -90%
Polish Zloty -80% 9,19zł $2.52 +26.84% $1.23 4,49zł at -90%
Valve suggested prices are shown on package pages.

Price history

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Additional Information

Developer Sonalysts
gamedir 688I Hunter-Killer
metacritic_name 688(I) Hunter/Killer
icon steam/games/icon_688HunterKiller
NoServers Yes
primarycache 2901
state eStateAvailable
serverbrowsername empty string
developer_url http://www.sonalystscombatsims.com
Publisher Strategy First
Store Release Date 4 July 1997 – 07:00:00 UTC ()
community_hub_visible Yes
Primary Genre Strategy (2)
Store Genres Strategy (2)
Steam Release Date 26 October 2006 – 07:00:00 UTC ()
Original Release Date 4 July 1997 – 07:00:00 UTC () (867999600)
Store Asset Modification Time 14 November 2019 – 14:47:18 UTC () (1573742838)
library_assets
library_capsuleen
library_heroen
library_logoen
logo_position ↴
pinned_positionCenterCenter
width_pct50
height_pct50
review_score 8
review_percentage 80
Detected Technologies (?) Miles_Sound_System SDK
Steam Deck Compatibility
  • Steam Deck:
  • Valve is still working on adding support for this game on Steam Deck
  •  
  • SteamOS:
  • Valve is still working on adding support for this game on SteamOS
  •  
  • category: Unsupported
  • steamos_compatibility: Unsupported
  • test_timestamp: 3 August 2023 – 00:00:00 UTC
  • tested_build_id: 242388
  • configuration:
    supported_inputother
    requires_manual_keyboard_invoke0
    requires_non_controller_launcher_nav0
    primary_player_is_controller_slot_00
    non_deck_display_glyphs1
    small_text1
    requires_internet_for_setup0
    requires_internet_for_singleplayer0
    recommended_runtimeproton-stable
    requires_h2640
    requires_voice_files0
    gamescope_frame_limiter_not_supported0
    hdr_support0
First seen on SteamDB 24 April 2013 – 16:08:39 UTC (), in changelist #210523

Supported Languages

1 Languages Interface Full Audio Subtitles
English Yes

Assets

Load all asset images
clienticon 013ff29866ae9dfe9892046e697be69b3466c57d
clienttga dddc63665cb35978d448c6e658bd995824eeea81
icon 255a3cab02b6cb07e512e101e1c0891a0516594a
logo 90edc82541983d757767edbadf08dfc3c8d3ea4f
logo_small 1a83ae58df6cc1cb92d91747f0abd53d163c36fd
small_capsule
englishcapsule_231x87.jpg
header_image
englishheader.jpg
library_assets_full
library_capsule ↴
image/englishlibrary_600x900.jpg
image2x/englishlibrary_600x900_2x.jpg
library_hero ↴
image/englishlibrary_hero.jpg
image2x/englishlibrary_hero_2x.jpg
library_logo ↴
image/englishlogo.png
image2x/englishlogo_2x.png
logo_position/pinned_positionCenterCenter
logo_position/width_pct50
logo_position/height_pct50
Assets
small_capsulecapsule_231x87.jpg
headerheader.jpg
library_capsulelibrary_600x900.jpg
library_capsule_2xlibrary_600x900_2x.jpg
library_herolibrary_hero.jpg
library_hero_2xlibrary_hero_2x.jpg
community_icon255a3cab02b6cb07e512e101e1c0891a0516594a.jpg
page_background_pathapp/2900
timestamp8 October 2025 – 19:10:29 UTC
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