IS Defense Cover Art

IS Defense (v2016.04.19)

FPS 1.29 GB v2016.04.19 1.4K views

Game Overview

A fixed gun emplacement becomes Europe’s last line of defense in this grim, arcade-style shooter set during a fictional 2020 invasion across the Mediterranean. IS Defense casts you as a NATO soldier holding the coast against waves of heavily armed extremist forces, with little expectation of rescue or survival. Its tone is blunt and militaristic rather than nuanced, using a deliberately provocative alternate-history premise to frame a score-chasing battle for the shoreline. The result feels like an old-school light-gun cabinet game rebuilt with modern effects, exploding vehicles, and a relentless battlefield atmosphere.

Combat keeps you rooted behind a defensive position while enemies arrive by boat, truck, helicopter, and on foot. You sweep the beach with a machine gun, lead targets at range, fire rockets into dense formations, and call in NATO support when a single weapon is no longer enough. Each mission rewards effective defense with upgrades for firepower, equipment, personal endurance, and military rank, with higher rank improving the usefulness of support options such as airstrikes and artillery. The loop is simple but demanding: identify the most immediate threat, conserve heavy ordnance for armored targets or crowded waves, and prevent attackers from reaching the defensive line before your position is overwhelmed.

What separates IS Defense from a standard FPS is its commitment to the stationary-defense format: there is no wandering through levels, scavenging supplies, or complicated objective system to slow the action. The emphasis sits on accuracy, target prioritization, weapon timing, and replaying missions to improve performance with stronger upgrades. Its structure recalls Operation Wolf and Beach Head far more than modern military shooters, although the presentation uses contemporary 3D battlefields and destructive spectacle. Players looking for a short, direct turret-shooter with progression and high-pressure wave defense find plenty to enjoy, while anyone wanting a story-rich campaign, tactical freedom, or subtle political commentary may find its approach too narrow and abrasive.

Screenshots

Installation

  1. Click the green button below to be redirected to UploadHaven.
  2. Wait 15 seconds, then hit “Free Download.” (Free downloads may be slower — upgrade to UploadHaven Pro for faster speeds.)
  3. Once downloaded, right-click the .zip file and choose “Extract to IS Defense.” (You’ll need 7-Zip for this.)
  4. Open the extracted folder and run the game as administrator.
  5. Enjoy! 🎮 If you see missing DLL errors, check the _Redist folder inside and install what’s needed.

System Requirements

  • OS: Microsoft Windows Vista (SP2) with DirectX 11 update (KB971512-x64), Windows® 7 (Service Pack 1) and Windows 8.1® – (64-bit only) / Windows® 10/ (64-bit only)
  • Processor: 2.6 GHz Intel® Core™ i5-750 or 3.2 GHz AMD Phenom™ II X4 955
  • Memory: 4 GB RAM
  • Graphics: NVIDIA GeForce GTX 460 or AMD Radeon HD5850 (1 GB VRAM)
  • DirectX: Version 11
  • Storage: 4 GB available space
  • Sound Card: Integrated or dedicated DirectX 11 compatible soundcard
Last Updated
Status
Online
Looking for a newer update? Request an update
Skip the browser next time Browse, download, extract, and organize your games with the SteamUnlocked Launcher.
Get the Launcher

Setup Guide & Troubleshooting

How do I fix missing DLL errors for IS Defense (v2016.04.19)?

After extracting IS Defense (v2016.04.19), navigate to the _Redist or _CommonRedist folder inside the game directory and install DirectX, Vcredist, and any other dependencies included.

What should I do if the downloaded file is corrupted?

The full archive is 1.29 GB — make sure your download completed fully before extracting. Use 7-Zip to extract the files. If you still see a "file corrupted" error, re-download and try again.

Why should I run the game as administrator?

Right-click the game executable and select "Run as Administrator" to avoid save file issues and permission errors. This is especially important on the first launch.

How do I update my GPU drivers for this game?

IS Defense (v2016.04.19) requires a NVIDIA GeForce GTX 460 or AMD Radeon HD5850 (1 GB VRAM) or equivalent. Update your NVIDIA or AMD drivers to the latest version for the best performance.

The game won't launch — what should I try?

This game requires Version 11. Try running in compatibility mode, install the latest DirectX runtime, or install the All-in-One VC Redist Package.

My antivirus is blocking the game — is it safe?

Antivirus false positives are common with pre-installed games. Temporarily pause your antivirus during extraction to prevent it from quarantining game files. You can re-enable it after the extraction completes.

Need more help? Browse our FAQ & Troubleshooting Guide for solutions to common issues.
Looking for something else? Explore all games on SteamUnlocked
Saved to My Library View Library