Platform Defense vs Krill Keeper
Price, ratings, monetisation and update history for both games, side by side — with what reviewers say about each.
Platform Defense
Defend against waves of monsters by strategically placing traps and utilizing special heroes. Survive 100 levels of elemental challenges.
- Unlockable special heroes
- Variety of traps to deploy
- Unique elemental monsters
- 100 waves of defense
- Strategic trap placement
Read full descriptionHide full description
Can you be the hero? Monsters are kidnapping people! You are the only one left. Defend yourself against monsters. And survive through 100 waves! - Special heros to unlock - Source pans to shoot - Unique traps to place - All different elemental monsters to DEFEAT! Trap Description - Spike: Gives damage to enemies that step on. - Freezer: Freezes enemies that are in front of it when it opens .(Ice element) - Wall: Stops enemies for a while. - Wall Spike: Attacks slowly but gives heavy damage. - Flask: 1 time use bomb. - Gas Burner: Gives fire damage to enemies that step on.(Fire element) - Spike Drop: Spike drops are falling on enemies' head. - Bomb: Blows after a second when a enemy touches it. - Ice ball: Fires an ice ball. (Ice element) - Boulder: Press enemies so that they can move for a while. - Fire: Upgrade version of Gas Burner(Fire elemenet) - Big Hand: Push enemies to a lower level. Element description - Fire: Gives 2x damages when enemies start to burn. Gives damages gradually until the fire is extinguished. - Ice: Freezes enemies and extinguishes fire.
Krill Keeper
A relaxing aquarium simulation where you nurture a vibrant colony of krill. Feed them, maintain their habitat, and discover unique species to expand your underwater world.
- Raise a krill swarm
- Feed and clean tank
- Hatch eggs
- Collect 36 krill types
- Name favorite krill
- Play Bubble Pop mini-game
- Daily free food
Read full descriptionHide full description
Krill Keeper is a calm aquarium game. Raise a swarm of tiny krill in a glowing deep-sea tank and watch them swim together. Feed them, keep the water clean, and hatch eggs to grow your colony. Any egg can hold a new kind of krill, from common all the way to legendary. What you can do: - Watch your krill swim together as one living swarm - Feed your krill and clean the tank to keep them happy - Hatch eggs in up to 3 incubators and see the time left on each - Collect 36 kinds of krill across 4 rarities - Give your favorite krill their own names - Play Bubble Pop: make 10 to pop bubbles and win food - Get free food every day Leave the tank open and unwind, or drop in for a minute between things.
Screenshots
Verdict
The clearest difference is in-app purchases: Krill Keeper at none against Platform Defense's 10. Krill Keeper also leads on rating (5.0 vs 4.6) and review sentiment (100% vs 80%). Platform Defense's advantage is ads (none vs shown) and ratings volume (29 vs 9). On price, update cadence 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
Both are free to download. Platform Defense sells 10 one-off in-app purchases. Krill Keeper asks for nothing beyond the download.
Krill Keeper holds the better App Store score, 5.0 against 4.6. Both are backed by a comparable volume of ratings — 29 and 9 respectively. Written reviews point the same way: 80% of Platform Defense's written reviews are positive against 100% of Krill Keeper's.
Both ship on a similar rhythm, roughly every 2 weeks. The most recent releases landed on November 2, 2026 and November 9, 2026 respectively.
| Parameter | Platform Defense | Krill Keeper |
|---|---|---|
| Price | Free | Free |
| Rating | 4.6 (29 ratings) | 5.0 (9 ratings) — better |
| Positive reviews | 80.5% of reviews | 100.0% of reviews — better |
| Number of ratings | 29 — better | 9 |
| Update frequency | Every 2 weeks | Every 2 weeks |
| Ads | No — better | Yes |
| In-app purchases | Yes | No — better |
| Monetization | Free with in-app purchases | Ad-supported — better |
| Devices | iPhone, iPad, iPod — better | iPhone, iPad |
| Requires iOS | 6.0 — better | 16.0 |
| Further details — not scored | ||
| Size | 44 MB | 190 MB |
| Age rating | 9+ | 4+ |
| Developer | ParkPill | Nante Studio |
Customer experience
Platform Defense
Krill Keeper
In-app purchases
Platform Defense
- Small Coin$0.99
- Bree$0.99
- Remove Ads/Double Coin$0.99
Show 7 moreShow fewer
- Middle Coin$1.99
- Andrew$1.99
- Blue Stars$1.99
- Big Coin$4.99
- Unlock All Heroes$4.99
- Unlock All Friends$5.99
- Huge Coin$9.99
Krill Keeper
No in-app purchases
Questions
Is Platform Defense free?
Is Krill Keeper free?
Which has better reviews, Platform Defense or Krill Keeper?
Do Platform Defense or Krill Keeper have ads?
Which is updated more often, Platform Defense or Krill Keeper?
Other comparisons















