Chillquarium vs Cozy Cat Tree
Price, ratings, monetisation and update history for both games, side by side — with what reviewers say about each.
Chillquarium
Build and manage a relaxing virtual aquarium. Collect over 180 unique fish species, discover rare variants, and expand your tank into a thriving underwater ecosystem. Earn profits even while offline and customize your dream aquarium.
- Collect 180+ unique fish species
- Unlock rare and ultra-rare variants
- Idle gameplay: earn money offline
- Expand and upgrade aquarium
- Customize tank and decorations
- Relaxing visuals and day-night cycle
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Build your dream aquarium in this relaxing idle collecting game. Chillquarium is a cozy aquarium simulation where you collect fish, grow your tank, and create a thriving underwater world. Buy fish, raise them in real time, and sell them for profit as you expand from a small starter tank into a massive aquarium filled with rare and exotic species. Discover ultra-rare color variants, complete your collection, and customize your tank to match your style. Whether you want to optimize your profits or simply relax and watch your fish, Chillquarium is designed to be both rewarding and calming. COLLECT, GROW, AND EXPAND Start with a simple aquarium and grow it into a vibrant underwater ecosystem. Collect over 180 unique fish species and unlock rare and ultra-rare variants for each one. Can you complete the full collection? IDLE AQUARIUM TYCOON GAMEPLAY Earn money even while you’re away. Your fish grow in real time, allowing you to build a profitable aquarium empire at your own pace. Manage your fish, optimize your tank, and expand your setup. DISCOVER RARE FISH & VARIANTS Open booster packs to unlock new fish and discover rare and exotic species. Hunt for ultra-rare color variants and build the ultimate collection. CUSTOMIZE YOUR DREAM AQUARIUM Design and personalize your aquarium with different layouts and decorations. Create a peaceful environment where your fish can thrive. RELAXING AND COZY EXPERIENCE Enjoy a calm and stress-free game with soft visuals and real-time day-night cycles. Perfect for players who love cozy games, idle games, and collecting experiences. FEATURES: - Collect 180+ unique fish species - Unlock rare and ultra-rare variants - Idle gameplay: earn money while offline - Expand and upgrade your aquarium - Open booster packs to discover new fish - Customize your tank and decorations - Relaxing visuals and real-time day-night cycle If you enjoy idle games, aquarium simulators, collecting games, or relaxing cozy experiences, Chillquarium is the perfect game for you.
Cozy Cat Tree
Build and decorate a unique cat tree to attract various cats. Watch them interact with attractions, earn gold even offline, and strategically upgrade your tree to collect more cats and maximize earnings.
- Decorate cat tree to attract cats
- Collect rare cats
- Cats interact with attractions
- Earn gold offline
- Upgrade cat tree
- Strategic attraction arrangement
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Your very first Cat Tree is ready! Build your Cat Tree with all sorts of attractions and collect countless cats! Game Features A Special Cat Tree that Draws Cats in - Decorate your Cat Tree to raise its Charm, and more cats will come to visit! - Depending on your setup, rare cats may even appear! Climb to the Top and Jump! - Cats climb all the way to the top of the Cat Tree, then jump down, interacting with all kinds of attractions along the way! - Watch them tumble, slide, and bump around—adorable sights to help you unwind! Every Interaction Means Earnings - Every time a cat interacts with an attraction on your Cat Tree, you earn Gold! - Gold keeps piling up even while you're offline! Growth & Strategic Fun - Use your earnings to upgrade your Cat Tree and collect all sorts of attractions! - Arrange and combine attractions to maximize your earnings!
Screenshots
Verdict
The clearest difference is update cadence: Chillquarium at daily against Cozy Cat Tree's weekly. Cozy Cat Tree's advantage is iOS requirement (15.0 vs 17.0). On price, rating, review sentiment and ratings volume 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. Chillquarium sells 5 one-off in-app purchases and Cozy Cat Tree sells 13 one-off in-app purchases. Whichever you choose, the download price is not the number that matters.
On the App Store both sit at effectively the same score — 4.8 for Chillquarium against 4.9 for Cozy Cat Tree. Both are backed by a comparable volume of ratings — 405 and 206 respectively. Written reviews are what separate them: 74% of Chillquarium's written reviews are positive against 79% of Cozy Cat Tree's.
Chillquarium ships an update daily, Cozy Cat Tree weekly. Both last shipped on October 25, 2026.
| Parameter | Chillquarium | Cozy Cat Tree |
|---|---|---|
| Price | Free | Free |
| Rating | 4.8 (405 ratings) | 4.9 (206 ratings) — better |
| Positive reviews | 73.8% of reviews | 79.3% of reviews — better |
| Number of ratings | 405 — better | 206 |
| Update frequency | Daily — better | Weekly |
| Ads | Yes | Yes |
| In-app purchases | Yes | Yes |
| Monetization | Free with in-app purchases | Free with in-app purchases |
| Devices | iPhone, iPad | iPhone, iPad, iPod — better |
| Requires iOS | 17.0 | 15.0 — better |
| Further details — not scored | ||
| Size | 380 MB | 248 MB |
| Age rating | 4+ | 4+ |
| Developer | Snapbreak Games AB | LoadComplete Co., Ltd |
Customer experience
Chillquarium
Cozy Cat Tree
In-app purchases
Chillquarium
- Double Rainbow Odds$3.99
- Double Offline Earnings$4.99
- Remove Ads$4.99
Show 2 moreShow fewer
- Double Fish Growth Speed$4.99
- Deluxe pack$8.99
Cozy Cat Tree
- Offer 001$0.99
- Offer 002$1.99
- Offer 003$2.99
Show 10 moreShow fewer
- Offer 004$3.99
- Profit x2$3.99
- Offer 005$4.99
- 450 gems$4.99
- 30 ad skip tickets$4.99
- Pro Camera$4.99
- Remove ad$5.99
- Offline Reward Bonus$5.99
- Remove ad bundle$9.99
- 100 ad skip tickets$14.99









