Comparison

Uboat vs Captain Memo

Price, ratings, monetisation and update history for both games, side by side — with what reviewers say about each.

Head to head
About

Uboat

Command a submarine in real-time naval combat, tracking and sinking enemy fleets across diverse underwater environments. Upgrade your vessel with advanced weaponry and manage your crew through survival missions and tactical campaigns.

Highlights
  • Real-time submarine combat
  • Diverse battle environments
  • Upgradeable submarines and weapons
  • Survival and mission modes
  • Intuitive controls
  • Rank progression
Features
Read full description

Take command in real-time submarine combat where every maneuver counts. Patrol the seas, track enemy fleets, and strike with precision to sink armadas before they find you. Engage in survival missions, tactical campaigns, and special challenges that will test your skills as a navy fighter. From icy arctic waters to deep abyssal canyons and sunken ruins, explore diverse battle zones and use the environment to gain tactical advantage. Arm yourself with deadly torpedoes, sonar tools, and advanced upgrades to enhance your submarine. Each weapon system can be improved for different strategies, from stealth ambushes to all-out assaults. Manage your crew, repair damage under fire, and adapt to realistic underwater conditions where a single mistake could lead to disaster. Experience the thrill of naval warfare in stunning detail. Realistic ship models, immersive underwater effects, and explosive torpedo impacts bring every encounter to life. Intuitive controls allow you to dive, evade, and fire with ease, but true mastery requires sharp reflexes and tactical decision-making. Face off against waves of destroyers, aircraft carriers, and rival submarines. Defend your fleet in large-scale battles, climb through the navy ranks, and earn your reputation as an unstoppable commander. Collect resources from successful missions to unlock new submarines and special modules, pushing your war machine to its limits. Whether you’re a casual commander or a veteran strategist, this uboat attack game delivers intense action and deep tactical gameplay. Dominate the sea, crush enemy fleets, and write your legacy as the ultimate U-boat captain. Features: -Dozens of enemy ships – hunt down destroyers, carriers, and rival submarines across global waters -Dynamic battle environments – arctic wastelands, deep trenches and more -Upgradeable submarines – enhance torpedoes, sonar, armor, and speed to fit your strategy -Intuitive controls – simple navigation and precision firing -Immersive visuals – detailed submarines and cinematic effects -Survival and mission modes – test your endurance, complete tactical operations, and unlock rewards -Rank progression – rise through the navy hierarchy and prove yourself as the ultimate captain

About

Captain Memo

Features
Read full description

Captain Memo is an action-packed naval combat game where you command a submarine through intense sea battles! GAMEPLAY • Navigate your submarine to attack enemy warships, aircraft, and submarines • Earn points by destroying enemies — avoid sharks and seagulls that cost you points • Collect bonus boxes falling from the sky to replenish ammo and lives • Defeat powerful bosses to advance to the next level • 5 unique enemy types plus challenging boss battles WEAPONS • Torpedoes for surface ships and underwater submarines • Rockets to shoot down aircraft • Avoid depth charges dropped by enemy planes GLOBAL COMPETITION • Game Center leaderboard — your best score is tracked worldwide • Climb the Hall of Fame and challenge players globally REMOVE ADS & GET BONUSES • Enjoy an ad-free experience • Start every game with +2 extra lives • Receive +50 rockets and +50 torpedoes at the start and every new level Simple controls, increasing difficulty, and addictive gameplay make Captain Memo a must-play for fans of classic arcade action. Can you become the ultimate naval commander?

Screenshots

Uboat4 screens
Captain Memo3 screens

Verdict

The call

The clearest difference is rating: Captain Memo at 5.0 against Uboat's 4.5. Captain Memo also leads on update cadence (daily vs every 3 months). Uboat's advantage is ratings volume (389 vs 1) and iOS requirement (15.0 vs 17.0). On price, ads, in-app purchases and device support there is nothing between them.

Scored on Price · Rating · Positive reviews · Number of ratings · Update frequency · Ads · In-app purchases · Monetization · Best chart rank · Devices · Requires iOS

CostPrice · In-app purchases · Ads · Monetization

Both are free to download. Uboat sells 17 one-off in-app purchases and Captain Memo sells 1 one-off in-app purchase. Whichever you choose, the download price is not the number that matters.

ReceptionRating · Positive reviews · Number of ratings

Captain Memo holds the better App Store score, 5.0 against 4.5. That said, the two scores are not equally well evidenced: Uboat has 389 ratings behind it against 1, so its average is the more settled of the two.

UpkeepUpdate frequency

Uboat ships an update every 3 months, Captain Memo daily. Both last shipped on October 24, 2026.

Scorecard4 real differences · 6 level
Uboat versus Captain Memo: the parameters behind the verdict, then further details
ParameterUboatCaptain Memo
PriceFreeFree
Rating4.5 (389 ratings)5.0 (1 ratings) — better
Positive reviews50.0% of reviews—
Number of ratings389 — better1
Update frequencyEvery 3 monthsDaily — better
AdsYesYes
In-app purchasesYesYes
MonetizationFree with in-app purchases—
DevicesiPhone, iPad, iPod — betteriPhone, iPad
Requires iOS15.0 — better17.0
Further details — not scored
Size431 MB287 MB
Age rating12+12+
DeveloperAnisoftGamesKaan Aytug

In-app purchases

17 purchases

Uboat

One-time17
  • 15 Double Torpedoes$1.49
  • 5000 Torpedo Bucks$1.99
  • 10 Ad Skippers$2.49
Show 14 more
  • 15 Triple Torpedoes$2.99
  • Missile Barrage$3.39
  • 10.000 Torpedo Bucks$3.49
  • 15 Homing Torpedoes$4.49
  • Fail Offer$5.99
  • The Steel Wave Pack$6.09
  • Starter Pack$6.79
  • The Navy Veteran Pack$6.79
  • The Welcome Pack$7.09
  • 40 Ad Skippers$7.49
  • 50.000 Torpedo Bucks$12.99
  • The Premium Pack$15.90
  • 100K Torpedo Bucks$23.99
  • 200K Torpedo Bucks$44.99
1 purchases

Captain Memo

One-time1
  • Remove Ads$0.99

Questions

Is Uboat free?
Uboat is free to download, with in-app purchases available.
Is Captain Memo free?
Captain Memo is free to download, with in-app purchases available.
Which has better reviews, Uboat or Captain Memo?
Captain Memo is rated higher. Uboat averages 4.5 out of 5 from 389 ratings, while Captain Memo averages 5.0 from 1 ratings.
Do Uboat or Captain Memo have ads?
Both Uboat and Captain Memo show ads.
Which is updated more often, Uboat or Captain Memo?
Uboat ships an update every 3 months, and Captain Memo daily. Most recently, Uboat was updated on October 24, 2026 and Captain Memo on October 24, 2026.

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