Comparison

Dome Keeper 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

Dome Keeper

Features
Read full description

Defend against waves of alien monsters in this unique roguelike action mining game. Use the time between attacks to dig beneath the surface in search of valuable resources and relics – deliver them back to your dome to unlock powerful upgrades and useful new gadgets. But it won’t be long until the relentless monsters return - do you risk delving deeper into the mine? Or return to base and prepare for imminent attack? The choice is yours, but make it quickly! DIG Use your drill and keeper equipment to quickly dig out tunnels and explore the depths beneath your dome. Each run has its own unique, procedurally generated map filled with resources and caves to discover, along with additional gadgets to obtain. ​ DEFEND Protect your dome by operating its powerful weaponry to defend against waves of monster attacks. Upgrade, repair and repel a variety of enemy types that approach across air and ground, each with their own unique attack methods and movement patterns. DEVELOP Spend resources to unlock useful upgrades. Improve dome defences, enhance the impact of your drill, or increase movement speed – choose carefully and strategise to increase odds of survival. DISCOVER Customise your setup and find a playstyle that works for you by choosing from two unique keeper types, four different domes, and four primary gadgets. Pick a run modifier, adjust difficulty settings and discover dozens of secondary gadgets while you dig through the earth.

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

Dome Keeper4 screens
Captain Memo3 screens

Verdict

The call

The clearest difference is price: Captain Memo at Free against Dome Keeper's $9.99. Captain Memo also leads on rating (5.0 vs 4.1) and update cadence (daily vs every 5 weeks). Dome Keeper's advantage is in-app purchases (none vs 1) and ads (none vs shown). On device support and iOS requirement 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

Captain Memo is free to download; Dome Keeper costs $9.99 up front. Captain Memo sells 1 one-off in-app purchase. Dome Keeper asks for nothing beyond the download.

ReceptionRating · Positive reviews · Number of ratings

Captain Memo holds the better App Store score, 5.0 against 4.1. That said, the two scores are not equally well evidenced: Dome Keeper has 39 ratings behind it against 1, so its average is the more settled of the two.

UpkeepUpdate frequency

Dome Keeper ships an update every 5 weeks, Captain Memo daily. Both last shipped on October 24, 2026.

Scorecard7 real differences · 3 level
Dome Keeper versus Captain Memo: the parameters behind the verdict, then further details
ParameterDome KeeperCaptain Memo
Price$9.99Free — better
Rating4.1 (39 ratings)5.0 (1 ratings) — better
Positive reviews57.8% of reviews—
Number of ratings39 — better1
Update frequencyEvery 5 weeksDaily — better
AdsNo — betterYes
In-app purchasesNo — betterYes
Best chart rank#13 — better—
DevicesiPhone, iPadiPhone, iPad
Requires iOS17.017.0
Further details — not scored
Size1.1 GB287 MB
Age rating9+12+
DeveloperRaw FuryKaan Aytug

In-app purchases

None

Dome Keeper

No in-app purchases

1 purchases

Captain Memo

One-time1
  • Remove Ads$0.99

Questions

Is Dome Keeper free?
Dome Keeper costs $9.99, with no in-app purchases.
Is Captain Memo free?
Captain Memo is free to download, with in-app purchases available.
Which has better reviews, Dome Keeper or Captain Memo?
Captain Memo is rated higher. Dome Keeper averages 4.1 out of 5 from 39 ratings, while Captain Memo averages 5.0 from 1 ratings.
Do Dome Keeper or Captain Memo have ads?
Captain Memo shows ads; Dome Keeper does not.
Which is updated more often, Dome Keeper or Captain Memo?
Dome Keeper ships an update every 5 weeks, and Captain Memo daily. Most recently, Dome Keeper was updated on October 24, 2026 and Captain Memo on October 24, 2026.

Other comparisons