Uboat Attack

Review by eFreeware

Uboat Attack is a free World War II naval game from VOODOO, published on Google Play in the Action category. You take the role of a submarine captain and fight surface ships with torpedoes, working your way up through the ranks. The main reason to consider it is the combination of a familiar wartime setting with combat built around aiming and positioning rather than reflex shooting.

The numbers behind it are healthy: more than 10 million installs and a 4.4 average across 177,824 ratings. That tells me the core loop holds up for a lot of people over time, which matters in a genre where many titles are abandoned quickly. The game has been available since July 2021 and was updated in late September 2026, so it is still being worked on.

It is free to download and supported by ads, with in-app purchases available as well. That is the standard arrangement for a game of this size, and it is worth going in with your eyes open about it. Below I go through the setting, how a match tends to play out and what the progression offers.

A wartime sea, viewed from below

The premise is straightforward: you are the commander of a U-boat in a naval war, and the ships you hunt are surface vessels. The developer describes the game as a tactical combat experience against ships from all over the water, and the framing is that of a naval wargame rather than an arcade shooter. That distinction matters, because the appeal here is picking your moment rather than spraying torpedoes and hoping.

The environments are one of the more interesting parts of the pitch. You operate in arctic wastelands, canyons, the abyss and sunken temples, and the developer presents these as places where you can gain a tactical advantage and set up an ambush. Using terrain to approach a target unseen is a different kind of challenge from fighting in open water, and it suggests the levels are meant to be read and used rather than treated as background.

The developer also promises realistic graphics, detailed submarines and warships, and locations that are meant to look good while you play. I would treat that as the usual marketing framing rather than a guarantee, but the option to adjust graphic settings for either visuals or performance is a practical touch. It means the game can be tuned toward how a given device handles it.

How a run unfolds

In play, you track warships, line up your shot and fire torpedoes. Dozens of real ships are listed to hunt, which suggests variety in the targets you meet rather than the same hull repeated with a different label. Combat is described as intense enough to cause damage events: fires breaking out, propellers failing and other systems going wrong. Those failures push you to choose your tactics rather than simply firing whenever a target drifts into view.

The controls are built around touch. Steering and zooming are handled with horizontal swipes, and the game is described as intuitive while still requiring skill to do well. That combination is worth taking at face value: the inputs are simple to learn, but judging distance, angle and timing against a moving ship is where the difficulty lives. A torpedo that misses costs you time and position, so patience is part of the design.

There is a first-person element to the shooting as well, alongside the deeper strategic decisions the game offers. In practice that means the moment-to-moment action sits on top of choices about where to be and when to strike. If you like the idea of lining up a single well-placed torpedo more than trading fire in the open, this is the kind of loop that rewards you.

Survival, ranks and reasons to return

Survival mode is where the long-term structure seems to sit. You sink enemy armadas, earn honor in the naval world and climb through the ranks to admiral of the U-boat fleet. A rank ladder gives a run a shape beyond the individual engagement, and it gives you something to aim at when a single battle does not go your way.

Beyond Survival, there are tactical missions, marine events and navy challenges, and these are the routes to earning resources in the game. That spread of activity is what keeps a game like this from becoming one repeated encounter. Some sessions will be about pushing a rank, others about clearing a specific mission or taking on a timed event.

The weapons system supports that variety. You can get tactical weapons suited to different marine battles, which implies you are meant to match your loadout to the situation rather than settle on one favorite torpedo. Combined with the damage system, where a hit can leave a target burning or limping, the combat has enough moving parts to stay interesting across repeated runs.

Ads, purchases and what they mean

Uboat Attack is free to download and contains ads, and it also offers in-app purchases. Ads and purchases are simply part of the package.

What matters for your decision is the combination: no upfront cost, advertising in the mix and optional spending available. If you are comfortable with that model, the barrier to trying the game is low.

The content rating is Everyone 10+, which fits a wartime setting with combat but no graphic content beyond ships being sunk. The game has been updated recently, with the most recent change note reading simply "Torpedoes away!", so the developer is still touching the game rather than leaving it as it launched.

A worthwhile patrol for tactical players

Uboat Attack is a good fit if you want a free naval combat game where aiming, positioning and timing matter more than rapid inputs. The mix of Survival, missions and events gives you several ways to play in a session, and the environments, from canyons to sunken temples, give the combat some variety to work with. The rank climb to admiral supplies a longer-term goal to chase.

The trade-offs are the ones that come with the model: ads are present, in-app purchases are offered, and the controls, while simple to operate, still demand skill before you become effective. Those are reasonable conditions for a free game, but they are conditions nonetheless, and it is better to know them before you start.

If you enjoy the fantasy of commanding a submarine and picking your shots against surface ships, this is a sensible one to install. The install count and rating suggest plenty of players have stuck with it, and the recent update shows it is still being supported. For a free download, that is a fair basis for giving it a try.

What's new in version 2.59.0

Torpedoes away!