Games like Beach Invasion 1915-Gallipoli
Games like Beach Invasion 1915-Gallipoli include Battlefield™ 1, Verdun, Arma 3, Call of Duty®, and Insurgency: Sandstorm. We matched them by the tags players give Beach Invasion 1915-Gallipoli on Steam (On-Rails Shooter, World War I, First-Person, Tower Defense, and Historical): closest matches first, and among equally close ones the better-known games.

Battlefield™ 1
Shared: World War I · First-Person · Historical

Verdun
Shared: World War I · First-Person · Shooter

Arma 3
Shared: Military · First-Person · Action

Call of Duty®
Shared: First-Person · Military · Shooter

Insurgency: Sandstorm
Shared: Military · First-Person · Shooter

Holdfast: Nations At War
Shared: Historical · World War I · Military

Beyond The Wire
Shared: World War I · Military · First-Person

Arma Reforger
Shared: Military · First-Person · Shooter

Squad
Shared: Military · First-Person · FPS

Insurgency
Shared: Military · First-Person · Action

War of Rights
Shared: Historical · Military · First-Person

Call of Duty®: Modern Warfare® 2 (2009)
Shared: First-Person · Action · Military

Gallipoli
Shared: World War I · Historical · Military

Counter-Strike: Source
Shared: First-Person · Shooter · Action

Battlefield™ 2042
Shared: Military · First-Person · Shooter

Ravenfield
Shared: Military · First-Person · Shooter

Hell Let Loose: Vietnam
Shared: Action · Military · Historical

PUBG: BATTLEGROUNDS
Shared: Shooter · First-Person · Action

Battlefield™ V
Shared: First-Person · Military · Shooter

Sanctum 2
Shared: Tower Defense · First-Person · Action

How to Fish
Shared: First-Person · Online Co-Op · Shooter

Call of Duty®: Modern Warfare® 3 (2011)
Shared: First-Person · Action · Military

Isonzo
Shared: Atmospheric · Military · World War I

Hell Let Loose
Shared: Shooter · Military · First-Person