Top similar games like Hell Let Loose: Vietnam:

Army Troop is an old-school PvP World War 2 online first-person shooter. Reminding you of the good old days World War games.

Valve's WWII Multiplayer Classic - Now available for Mac.

Set in the muddy trenches of WW1, Beyond The Wire is a 50v50 multiplayer FPS that immerses players in the desperate & brutal circumstances of the Great War. Featuring an arsenal of historic weapons, ten massive maps, ten playable factions, era-specific tanks, & a brutal melee combat system.

Operation Siege is an online multiplayer tactical FPS based on air combat, ground combat, with a selection of realistic faction-specific weapons and vehicles allow players to build their own loadouts for their preferred tactics. Prepare yourself for that operation.

Also contains all multi-player content from Red Orchestra 2: Heroes of Stalingrad

Rolling Thunder: Vietnam is an intense first-person shooter set during the Vietnam War. Engage in fierce combat on land, air, and sea with tanks, helicopters, boats, and jets. Master teamwork and communication to dominate chaotic battlefields, where every decision shapes the outcome.

Glory to the Heroes set in the Russian-Ukrainian war is an immersive singleplayer and PvPvE FPS with combined arms gameplay, involving many kinds of different military units and vehicles on the battlefield, where the action is happening in the real-world locations of actual battles.

Land on the battlefields of the Ottoman Fronts of World War 1! Gallipoli brings the most authentic WW1 FPS battles yet, with desert warfare, beach landings, historical classes and realistic weaponry.

Squad is a tactical FPS that provides authentic combat experiences through teamwork, communication, and realistic combat. It bridges the gap between arcade shooter and military realism with 100-player battles, combined-arms warfare, and base building.

Army Troop 2: Modern Guns offers intense old-school online PvP battles with customizable soldiers, weapons, and gear. Engage in dynamic combat across diverse maps, with advanced bot integration for non-stop action. Challenge friends or AI opponents for the ultimate FPS experience.

WWII Online: Chokepoint is an authentic F2P WW2 multiplayer tactical shooter, driven by teamwork and built-in voice comms. Jump in feet first with the US Airborne or join the Wehrmacht and fight to control iconic chokepoints as an infantryman in Europe between 1944-45. Are you ready for WAR?

Kommando is an online competitive tactical shooter set in fictional but realistic locations from all across the globe. It features a competitive 5v5 FPS experience inspired by tactical shooters of the past and present.

Form your team with up to 5 friends in Task Force Gaming's® Protocol: Children of War and enjoy the unique variation for military shooters based on real experience of US Army Soldiers who fought in Afghanistan.

Team up and join the frontline in Squad 44, the most authentic tactical WW2 shooter. Experience ruthless realism with an immense arsenal of faithfully recreated weapons and vehicles across massive WW2 battlefields.

Fight on multiple fronts in Holdfast: Nations At War - A multiplayer first and third-person shooter set during the great Napoleonic Era and WW1. Charge into battle with over 150 players per server!

Bohemia Interactive's debut game published by Codemasters as Operation Flashpoint in 2001, became genre-defining combat military simulation and the No. 1 bestselling PC game around the world and has won many international awards, including “Game of The Year” and “Best Action Game”. Over 2 million copies have been sold since its release.

Ferocious Alpine warfare will test your tactical skills in this authentic WW1 FPS. Battle among the scenic peaks, rugged valleys and idyllic towns of northern Italy. The Great War on the Italian Front is brought to life and elevated to unexpected heights!

A tactical multiplayer first-person shooter in the Vietnam war era. It will be, what we coined, an “accessible tactical simulation” (ATS) - striking the best possible balance between realism and accessibility,

Born from the hit Rust mod, FRAG is a standalone FPS about momentum and domination. Start with a pistol, frag enemies, and race to unlock better weapons. A first-of-its-kind recoil visualization system shows your recoil as you fire, letting you outskill opponents.

Fight in the theatre of war that changed the world forever. Battle alongside your compatriots on some of the most inhospitable environments of the Eastern Front in Red Orchestra: Ostfront 41-45. Red Orchestra places you in the most realistic WWII first-person multi-player combat to date on the PC, allowing the player to fight through...

An intense FPV drone warfare simulator with online multiplayer and co-op modes. Take control of modern kamikaze drones in a high-adrenaline combat experience where precision, speed, and tactics decide your success. Play solo or team up with friends to destroy enemy tanks, vehicles, and bases.

Contains full Rising Storm content as well!

Take to the streets for intense close quarters combat, where a team's survival depends upon securing crucial strongholds and destroying enemy supply in this multiplayer and cooperative Source Engine based experience.

Jump straight into combat in this official standalone FREE total conversion of Arma 3. Argo is a hardcore tactical first-person shooter, in which you fight across unrestricted terrain, and where a single bullet is all it takes. Master your craft to rank up and become (in)famous on the battlefield.

Operation: Harsh Doorstop is the ultimate, free to play, tactical shooter sandbox. Play singleplayer, multiplayer, or co-op modes and explore thousands of community-created maps, weapons, and vehicles via the Steam Workshop. Created by developers of the cancelled Project Reality 2 project.