Krill Keeper vs PixelBay
Price, ratings, monetisation and update history for both games, side by side — with what reviewers say about each.
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.
- Realistic krill swarm simulation
- Feed and clean krill
- Hatch new krill companions
- Collect 20 krill variants
- Discover rare variants
- Deep-sea dark palette visuals
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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.
PixelBay
A relaxing game combining aquarium care, pixel art, and match-3 puzzles. Raise and decorate your underwater world, nurture fish, and enjoy pressure-free gameplay. Your fish grow and progress even when you're offline.
- Build and customize pixel aquariums
- Collect and care for various fish species
- Decorate underwater environments
- Play match-3 puzzle mini-games
- Relaxed, pressure-free gameplay
- Automatic progress saving
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Welcome to Pixel Bay, a relaxing game that brings together aquarium care, charming pixel art, and match-3 puzzles. Build Your Pixel Aquarium Collect clownfish, blue tangs, puffers, and angelfish. Feed them, interact with them, and keep their water clean as they grow from young fish into adults. Meet Every Companion Give each fish a name and discover its age, personality, growth status, and companionship level. The longer you stay together, the closer your friendship becomes. Decorate Your Underwater Home Collect seaweed, coral, treasure chests, and castles. Move decorations freely and create a pixel aquarium that feels completely your own. Play Starry Match-3 Puzzles Swap neighboring tiles, create matches, trigger cascades, and collect stars before you run out of moves. Earn shells and fish food, then bring your rewards back to the aquarium. Relaxed, Pressure-Free Care Your fish continue progressing while you are away. Low conditions may pause growth, but fish never die and you never suffer permanent loss. Keep Your Progress Safe Fish status, names, decorations, resources, and high scores are saved automatically on your device. Optional iCloud saves let you back up and restore your progress. Helpful Reminders Choose whether to receive care alerts, growth updates, companionship milestones, or a gentle daily reminder. Return to Pixel Bay and meet your first underwater companion today.
Screenshots
Verdict
The clearest difference is ads: PixelBay at none against Krill Keeper's shown. PixelBay also leads on monetization model (free vs ad-supported). Krill Keeper's advantage is ratings volume (7 vs 2). On price, rating, update cadence and in-app purchases 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. Neither carries in-app purchases, so what you see is what you pay.
On the App Store both sit at effectively the same score — 5.0 for Krill Keeper against 5.0 for PixelBay. Both are backed by a comparable volume of ratings — 7 and 2 respectively.
Krill Keeper ships an update every 2 weeks, PixelBay every 3 weeks. The most recent releases landed on October 28, 2026 and October 21, 2026 respectively.
| Parameter | Krill Keeper | PixelBay |
|---|---|---|
| Price | Free | Free |
| Rating | 5.0 (7 ratings) | 5.0 (2 ratings) |
| Positive reviews | — | 100.0% of reviews |
| Number of ratings | 7 — better | 2 |
| Update frequency | Every 2 weeks — better | Every 3 weeks |
| Ads | Yes | No — better |
| In-app purchases | No | No |
| Monetization | Ad-supported | Free — better |
| Devices | iPhone, iPad — better | iPhone |
| Requires iOS | 16.0 — better | 16.6 |
| Further details — not scored | ||
| Size | 102 MB | 6 MB |
| Age rating | 4+ | 4+ |
| Developer | Nante Studio | 志跃 王 |
Customer experience
Krill Keeper
PixelBay
In-app purchases
Krill Keeper
No in-app purchases
PixelBay
No in-app purchases









