Comparison

Doomsday Lord vs Krill Keeper

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

Head to head
About

Doomsday Lord

Read full description

THE WORLD HAS FALLEN. YOUR EMPIRE BEGINS. Civilization is ash. Supplies are scarce. Only the strongest survive — and only the smartest thrive. 末日之主 is a location-based post-apocalypse survival strategy game where your real-world movement fuels your in-game empire. Walk to explore. Discover. Conquer. EXPLORE THE REAL WORLD Unlike any other survival game, 末日之主 turns your surroundings into a wasteland to conquer. Every step you take in the real world uncovers hidden Points of Interest — abandoned hospitals, collapsed factories, forgotten gas stations — each holding critical supplies for your base. The further you walk, the richer your rewards. BUILD YOUR TERRITORY Construct and upgrade your stronghold from the ruins of the old world. Manage resources, repair defenses, and expand your dominion one building at a time. Your base is never just a building — it's a statement of power. SCAVENGE. TRADE. DOMINATE. Resources are everything. Scavenge supply drops, disassemble rare gear for crafting materials, and trade with other survivors in the player-driven marketplace. Control supply. Control the wasteland. COMMAND AND COMMUNICATE Coordinate with allies through real-time communication channels. Issue orders, forge alliances, and outmaneuver rivals. In this world, information is as valuable as ammunition. GEAR & DISASSEMBLE Discover Rare and Epic equipment hidden across the wasteland. Equip your survivors for better performance — or disassemble unwanted gear to extract precious crafting materials. Every item has value in the apocalypse. WHY 末日之主 IS DIFFERENT → Real-world walking = real in-game rewards (no other survival game does this) → Player-driven economy — buy, sell, and dominate the market → Free to play — the entire core game, no paywalls → Remote scavenging — progress even when you stay home → Dark, cinematic apocalypse atmosphere unlike cartoon survival games The apocalypse isn't the end. It's your beginning. Download 末日之主 free. Claim your territory today. Terms of Use: https://www.apple.com/legal/internet-services/itunes/dev/stdeula/ This app uses the Apple Standard End User License Agreement (EULA).

About

Krill Keeper

A relaxing simulation game where you nurture a deep-sea krill colony. Feed and clean your krill, hatch eggs to expand your colony, and discover 20 unique variants. Enjoy peaceful gameplay with realistic flocking physics and beautiful dark visuals.

Highlights
  • Realistic krill swarm simulation
  • Feed and clean krill
  • Hatch new krill companions
  • Collect 20 krill variants
  • Discover rare variants
  • Deep-sea dark palette visuals
Features
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Krill Keeper is a relaxing simulation game where you care for krill in a deep-sea tank. Feed your krill, keep the tank clean, and hatch eggs to welcome new companions. Watch them swim together in realistic flocking patterns powered by boid physics, and collect 6 unique krill variants. Key Features: - Realistic krill swarm simulation with boid flocking physics - Feed and clean to keep your krill happy and healthy - Hatch eggs to recruit new krill companions - Collect 6 krill variants across 4 rarity tiers - Discover rare variants through milestones and random drops - Beautiful deep-sea dark palette visuals Take a break and find peace with the tiny creatures of the deep sea.

Screenshots

Doomsday Lord4 screens
Krill Keeper3 screens

Verdict

The call

The clearest difference is rating: Krill Keeper at 5.0 against Doomsday Lord's 4.0. Krill Keeper also leads on in-app purchases (none vs 10) and update cadence (every 2 weeks vs every 6 weeks). Doomsday Lord's advantage is ads (none vs shown). On price, 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

Both are free to download. Doomsday Lord sells 10 in-app purchases, starting at $2.99 per month. Krill Keeper asks for nothing beyond the download.

ReceptionRating · Positive reviews · Number of ratings

Krill Keeper holds the better App Store score, 5.0 against 4.0. That said, the two scores are not equally well evidenced: Krill Keeper has 9 ratings behind it against 1, so its average is the more settled of the two.

UpkeepUpdate frequency

Doomsday Lord ships an update every 6 weeks, Krill Keeper every 2 weeks. Both last shipped on November 5, 2026.

Scorecard5 real differences · 5 level
Doomsday Lord versus Krill Keeper: the parameters behind the verdict, then further details
ParameterDoomsday LordKrill Keeper
PriceFreeFree
Rating4.0 (1 ratings)5.0 (9 ratings) — better
Positive reviews—100.0% of reviews
Number of ratings19 — better
Update frequencyEvery 6 weeksEvery 2 weeks — better
AdsNo — betterYes
In-app purchasesYesNo — better
Monetization—Ad-supported
DevicesiPhoneiPhone, iPad — better
Requires iOS16.616.0 — better
Further details — not scored
Size33 MB102 MB
Age rating4+4+
Developer晓红 周Nante Studio

In-app purchases

10 purchases

Doomsday Lord

Subscriptions4
  • Explorer · Monthly$2.991 Month
  • Lord · Monthly$3.991 Month
  • Explorer · Yearly$14.991 Year
Show 1 more
  • Lord · Yearly$29.991 Year
One-time6
  • Survivor Pack$0.99
  • Capacity Expansion$1.99
  • Constructor Pack$2.99
Show 3 more
  • Engineer Pack$4.99
  • Rare Supply Pack$9.99
  • Comm Device Upgrade$9.99
None

Krill Keeper

No in-app purchases

Questions

Is Doomsday Lord free?
Doomsday Lord is free to download, with in-app purchases available.
Is Krill Keeper free?
Krill Keeper is free to download, with no in-app purchases.
Which has better reviews, Doomsday Lord or Krill Keeper?
Krill Keeper is rated higher. Doomsday Lord averages 4.0 out of 5 from 1 ratings, while Krill Keeper averages 5.0 from 9 ratings.
Do Doomsday Lord or Krill Keeper have ads?
Krill Keeper shows ads; Doomsday Lord does not.
Which is updated more often, Doomsday Lord or Krill Keeper?
Doomsday Lord ships an update every 6 weeks, and Krill Keeper every 2 weeks. Most recently, Doomsday Lord was updated on November 5, 2026 and Krill Keeper on November 5, 2026.

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