Report updated May 9, 2026
Koi - Aquarium
For casual gamers interested in low-intensity, aesthetic-focused virtual pet simulations.
Overview · Full Intel report in progress
Koi - Aquarium is an established games app that is free with in-app purchases. With a 4.2/5 rating from 33 reviews, it shows polarized user reception.
What is Koi - Aquarium?
Current Momentum
v1.0
No release notes available.
Competition
Rivals identification in progress
7-Day Rank Pulse 🇺🇸
GamesNo ranking data
Rating Pulse 🇺🇸
What makes this app unique?
What Does It Look Like?
Loading...
What Are The Key Features?
Users can move their point of view to observe carp and goldfish from various angles.
Players tap on fish to increase their favorability, which can be exchanged for in-game currency.
Users can purchase additional carp and goldfish using diamonds earned through gameplay or advertisements.
Players can participate in mini-games to earn diamonds for use in the shop.
How much does it cost?
Who Built It?
HAREPPO
Providing simple, accessible digital versions of classic board, card, and idle clicker games. Focused on delivering lightweight, pick-up-and-play experiences for casual mobile users.
Portfolio
13
Apps
What other apps does HAREPPO make?
Explore the full HAREPPO report
Portfolio breakdown, audience, momentum, and every app published by HAREPPO.
Analysis in progress, available soon
What do users think recently?
Analysis in progress, available soon
View the full user-sentiment analysis
Mood gauge, ratings & review-volume history, every praise / complaint / request, and sentiment over time.
Analysis in progress, available soon
What is the competitive landscape for Koi - Aquarium?
How's The Games Market?
How does it evolve in the Games market?
Rank progression
1 active ranking tracked — 30-day window
Strategic analysis coming soon
SWOT, key takeaways & outlook
The outtake for Koi - Aquarium
Key Takeaways
This is a minimalist, ad-supported aquarium simulation centered on passive observation and simple interaction mechanics.
Where Is It Heading?
Trend analysis
Available very soon