Tropical Fish Tank vs Idle Sea Park
Price, ratings, monetisation and update history for both games, side by side — with what reviewers say about each.
Tropical Fish Tank
Easily maintain a virtual freshwater tropical fish tank on your smartphone. Enjoy beautiful 3D graphics of fish and plants, with simple controls for feeding and cleaning. Includes a clock mode and a notification system to help you remember daily care.
- Realistic 3D fish and plant graphics
- Simple swipe and tap controls
- Table clock mode
- Earn points for fish care
- Unlock new fish with points
- Adjustable fish population
- Background music and notifications
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You can easily keep freshwater tropical fish in your smartphone. Enjoy looking at the beautiful fish and aquatic plants. In clock mode, you can enjoy it as a substitute for a table clock. After cleaning and feeding, all you have to do is look at the fish. Even people who do not have time can easily raise tropical fish. Let’s take care of the fish once a day. Even if you forget to take care of it, the fish are fine. FEATURES • Amazing 3D graphics • Simple Control. Swipe to cleaning, tap to feed. • There is a table clock mode • If you take care of fish, you will get points • You can add new fish by points • You can adjust number of fish • Comfortable background music • There is a notification function so that you do not forget to feed TYPE OF FISH AND SHRIMPS • Neon Tetra • Cardinal Tetra • Rummy Nose Tetra • Glow Light Tetra • Green Neon Tetra • Albino Neon Tetra • Black Phantom Tetra • Red Phantom Tetra • Rasbora Espei • Boraras Brigittae • Eyespot Rasbora • Microdevario kubotai • Galaxy Rasbora • German Blue Ramirezi • Electric Blue Ramirezi • Golden Honey Dwarf Gourami • Cobalt Blue Dwarf Gourami • Sunset Dwarf Gourami • Wild Cherry Shrimp • Red Cherry Shrimp • Yellow Cherry Shrimp • Blue Velvet Shrimp • Crystal Red Shrimp • Snowball Shrimp • Corydoras Sterbai • Corydoras Panda • Corydoras Adolfoi • Albino Corydoras • Red Platy • Sunset Platy • White Mickey Mouse Platy • Red Top Mickey Mouse Platy • Apistogramma Agassizii Double Red • Apistogramma Agassizii Fire Red • Dwarf Puffer PAID FEATURES • 10 background images • 7 background musics • Automatic feeding • No Ads Recommended for people who •want to keep pets but cannot •are not good at games •like taking care of living things •is tired from work, study, child care
Idle Sea Park
Build and manage your own underwater world by creating a diverse aquarium. Feed your fish, attract visitors, and expand your park with various sea creatures to become an aquarium tycoon.
- Build and expand aquariums
- Collect diverse fish and sea life
- Feed and care for aquatic animals
- Attract and satisfy visitors
- Decorate and enhance park
- Increase earnings and park rating
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Welcome to Idle Sea Park Tycoon! Immerse yourself in the fascinating underwater world by building an aquarium filled with a diverse array of fish species. Keep your fish happy and healthy by tapping the fish tank to feed them. As a skilled tycoon, expand your aquarium to increase your earnings and grow your empire! ● START SMALL & EXPAND Dive into the exciting world of fish tycoonery! Start by building a small aquarium park where visitors can admire your colorful fishy friends. Keep your finger tapping to stay on top of your customer’s needs, with strategic planning, your fish tank empire will flourish, and you'll be on your way to becoming a famous fish tycoon! ● ATTRACT VISITORS Decorate and enhance your Sea Park to create an aquarium paradise that delights both your fishy friends and your customers. Remember, happy customers and happy fish mean more progress for your thriving aquarium business! ● BIGGER ANIMALS – ORCAS, TURTLES, SHARKS! Develop your Sea Park and showcase a diverse array of aquatic life! From otters to penguins, lobsters to dolphins, tap your way to success as you catch and feed an incredible variety of sea life from the ocean! ● IMPROVE YOUR PARK RATING! Buy new attractions and expand your aquarium and accommodate even more fascinating aquatic life! With strategic tapping, improve your profits, and become the ultimate tycoon of the aquarium world!
Screenshots
Verdict
Tropical Fish Tank and Idle Sea Park both sit at 4.7 stars, but that hides the real split: 82% of Tropical Fish Tank's written reviews are positive against 58% of Idle Sea Park's. Idle Sea Park's advantage is update cadence (every 3 weeks vs every 2 months). On price, rating, ratings volume and ads 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. Tropical Fish Tank sells 1 one-off in-app purchase and Idle Sea Park sells 14 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 — 4.7 for Tropical Fish Tank against 4.7 for Idle Sea Park. Both are backed by a comparable volume of ratings — 612 and 923 respectively. Written reviews are what separate them: 82% of Tropical Fish Tank's written reviews are positive against 58% of Idle Sea Park's.
Tropical Fish Tank ships an update every 2 months, Idle Sea Park every 3 weeks. The most recent releases landed on September 21, 2026 and September 23, 2026 respectively.
| Parameter | Tropical Fish Tank | Idle Sea Park |
|---|---|---|
| Price | Free | Free |
| Rating | 4.7 (612 ratings) | 4.7 (923 ratings) |
| Positive reviews | 81.8% of reviews — better | 58.3% of reviews |
| Number of ratings | 612 | 923 — better |
| Update frequency | Every 2 months | Every 3 weeks — better |
| Ads | Yes | Yes |
| In-app purchases | Yes | Yes |
| Monetization | Free with in-app purchases | Free with in-app purchases |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Requires iOS | 15.0 | 15.0 |
| Further details — not scored | ||
| Size | 127 MB | 413 MB |
| Age rating | 4+ | 4+ |
| Developer | Himitsu Lab Inc. | Playstack Ltd |
Customer experience
Tropical Fish Tank
Idle Sea Park
Bugs and requests
Tropical Fish Tank
Reported bugs
4 issues- Game glitches at random times
- Fish occasionally disappear off-screen
- Frozen or non-functional ads
- Menu buttons remain visible after purchase
Requested features
20 requests- Multiple aquarium tanks
- More fish species (Bettas, Angelfish, Discus, Mollies, Rainbow Sharks, Guppies, Gouramis, Cichlids, Goldfish, Danios, Swordtails, Parrots, Plecos, Barbels, Corydoras varieties, Snails, Shrimp varieties)
- Landscape/horizontal orientation mode
- Ability to sell or remove fish
- Physical decorations and tank customization (rocks, driftwood, plants placement)
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- Animated water plants and flowing water effects
- Fish tank depth perception (fish swimming in/out of background)
- More BGM options and sound variations
- Ability to hide menu buttons
- Fish species compatibility system
- Live food options (blood worms, brine shrimp)
- Increased fish personality variations
- Marimo moss balls
- Snails and additional invertebrates
- Saltwater/marine fish version
- Pond fish version (koi, goldfish)
- Corydoras-focused specialized app
- Spanish language support
- Sound in silent/mute mode
- Fish size information in shop
Idle Sea Park
Not enough reviews yet to summarise bugs or requests.
In-app purchases
Tropical Fish Tank
- Premium Pack$6.99
Idle Sea Park
- Hard Currency Pack 1 - 50 Gems$0.99
- Hard Currency Pack 2 240 Gems$3.99
- Small earnings boost$4.99
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- Advanced Researcher$5.99
- Remove Ads – over 50% off!$5.99
- Beginner Pack$6.99
- Hard Currency Pack 3 500 Gems$6.99
- Large earnings boost$8.99
- Offline Extension Park Manager$8.99
- Starter Pack$8.99
- Hard Currency Pack 4 825 Gems$10.99
- Remove All Ads$14.99
- Hard Currency Pack 5 1500 Gems$16.99
- Hard Currency Pack 6 4000 Gems$42.99
Questions
Is Tropical Fish Tank free?
Is Idle Sea Park free?
Which has better reviews, Tropical Fish Tank or Idle Sea Park?
Do Tropical Fish Tank or Idle Sea Park have ads?
Which is updated more often, Tropical Fish Tank or Idle Sea Park?
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