Comparison

AquaPiscium vs hamsfi

Price, ratings, monetisation and update history for both apps, side by side โ€” with what reviewers say about each.

Head to head
About

AquaPiscium

Features
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AquaPiscium โ€“ Your smart aquarium care tracker AquaPiscium is a modern and intuitive aquarium app designed for aquarium enthusiasts and aquarists. Managing an aquarium can be challenging โ€“ tracking water parameters, feeding fish, cleaning the tank, and monitoring fish health requires consistency and proper tools. AquaPiscium helps you organize everything in one powerful aquarium tracker. With AquaPiscium, you can: โ€ข Create detailed profiles for your aquariums, fish, and plants โ€ข Track daily aquarium care activities such as feeding, water changes, and tank cleaning โ€ข Monitor important water parameters like temperature, pH, and water quality โ€ข Add notes and photos to track fish health and plant growth โ€ข Set smart reminders so you never miss feeding or maintenance tasks โ€ข Use the AI assistant for expert aquarium care tips and fish recommendations โ€ข Export your aquarium data and keep a full history log โ€ข Calculate tank volume and plan a balanced aquatic ecosystem AquaPiscium is perfect for freshwater aquariums, saltwater tanks, reef aquariums, and planted tanks. Whether you're a beginner or an experienced aquarist, AquaPiscium helps you maintain a healthy, stable, and beautiful aquarium. Take full control of your aquarium and simplify your daily fish care routine with AquaPiscium. EULA: https://terrariumspiders.eu/terrariumtracker/eula.html

About

hamsfi

Features
Read full description

This app reads the latest solar data, and shows the three most commonly-used values (10.7cm Solar Flux Index, planetary A index, and planetary K index) in a complication you can add to your watch face. Tapping on the complication opens the app, and shows the same data full-screen.

Screenshots

AquaPiscium4 screens

Verdict

The call

The clearest difference is in-app purchases: hamsfi at none against AquaPiscium's 7. hamsfi also leads on ads (none vs shown). AquaPiscium's advantage is update cadence (every 6 days vs every 2 months) and iOS requirement (15.6 vs 17.6). On price and device support there is nothing between them.

Scored on Price ยท Rating ยท Positive reviews ยท Number of ratings ยท Update frequency ยท Ads ยท In-app purchases ยท Monetization ยท Best chart rank ยท Devices ยท Requires iOS

CostPrice ยท In-app purchases ยท Ads ยท Monetization

Both are free to download. AquaPiscium sells 7 in-app purchases, starting at $0.99 per month. hamsfi asks for nothing beyond the download.

UpkeepUpdate frequency

AquaPiscium ships an update every 6 days, hamsfi every 2 months. The most recent releases landed on October 31, 2026 and October 25, 2026 respectively.

Scorecard4 real differences ยท 2 level
AquaPiscium versus hamsfi: the parameters behind the verdict, then further details
ParameterAquaPisciumhamsfi
PriceFreeFree
Update frequencyEvery 6 days โ€” betterEvery 2 months
AdsYesNo โ€” better
In-app purchasesYesNo โ€” better
DevicesiPhone, iPad, iPod โ€” betteriPhone, Apple Watch
Requires iOS15.6 โ€” better17.6
Further details โ€” not scored
Size90 MB2 MB
Age rating4+4+
DeveloperADRIAN WRONAScott Earle

In-app purchases

7 purchases

AquaPiscium

Subscriptions2
  • Upgrade to Premium โ€“ Monthly3 Days trial$0.991 Month
  • Upgrade to Premium โ€“ Yearly$3.991 Year
One-time5
  • Give Support 1$0.99
  • Give Support 2$1.99
  • Give Support 3$4.99
Show 2 more
  • Premium Upgrade$5.99
  • Give Support 4$9.99
None

hamsfi

No in-app purchases

Questions

Is AquaPiscium free?
AquaPiscium is free to download, with in-app purchases available.
Is hamsfi free?
hamsfi is free to download, with no in-app purchases.
Do AquaPiscium or hamsfi have ads?
AquaPiscium shows ads; hamsfi does not.
Which is updated more often, AquaPiscium or hamsfi?
AquaPiscium ships an update every 6 days, and hamsfi every 2 months. Most recently, AquaPiscium was updated on October 31, 2026 and hamsfi on October 25, 2026.

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