AquaHome
TOFI Productions · Android
AquaHome is a free Android organizer for each tank's animals, plants, equipment, tests and tasks. Its iPhone version is no longer in the App Store.
Free
Aquarium apps · for hobbyists
Best aquarium apps compared
Seven aquarium apps log water tests and send maintenance reminders. They differ in price, in platform, and in what else they track.
TankBud makes one of these apps. Its column follows the same rule as the others, so a feature counts only when the maker lists it.
Checked September 30, 2026 against each app's store listings and website
Side by side
What each app does
| Feature | TankBud | Fishkeeper | AquaHome | Aquarium Log | Aquarimate | Aquarium Tracker | Reef Trak |
|---|---|---|---|---|---|---|---|
| Price | Free | Free | Free | Free with ads | $9.99 | Free, paid tiers | Free, $9.99 once |
| Works in a web browser | Listed by the maker | Not listed by the maker | Not listed by the maker | Not listed by the maker | Not listed by the maker | Not listed by the maker | Premium |
| More than one tank | Listed by the maker | Listed by the maker | Listed by the maker | Listed by the maker | Listed by the maker | Limited on free | Listed by the maker |
| Water tests with charts | Listed by the maker | Listed by the maker | Listed by the maker | Listed by the maker | Listed by the maker | Listed by the maker | Listed by the maker |
| Maintenance reminders | In app and email | Listed by the maker | Listed by the maker | Listed by the maker | Listed by the maker | Listed by the maker | Listed by the maker |
| Livestock and plants | Listed by the maker | Listed by the maker | Listed by the maker | Not listed by the maker | Listed by the maker | Listed by the maker | Premium |
| Equipment list | Listed by the maker | Not listed by the maker | Listed by the maker | Not listed by the maker | Listed by the maker | Listed by the maker | Listed by the maker |
| Species care library | Listed by the maker | Listed by the maker | Listed by the maker | Listed by the maker | Listed by the maker | Listed by the maker | Listed by the maker |
| Stocking check | Listed by the maker | Not listed by the maker | Not listed by the maker | Not listed by the maker | Not listed by the maker | Not listed by the maker | Not listed by the maker |
| Compatibility check | Listed by the maker | Not listed by the maker | Not listed by the maker | Not listed by the maker | Listed by the maker | Listed by the maker | Listed by the maker |
| Photos | Listed by the maker | Not listed by the maker | Not listed by the maker | Listed by the maker | Listed by the maker | Listed by the maker | Listed by the maker |
| Spreadsheet export | Water tests | Not listed by the maker | Not listed by the maker | Listed by the maker | Not listed by the maker | Not listed by the maker | Listed by the maker |
| Share a tank with others | View-only link | Not listed by the maker | Not listed by the maker | Journal entries | Not listed by the maker | Public profile | Not listed by the maker |
| App Store app | Not listed by the maker | Listed by the maker | Not listed by the maker | Listed by the maker | Listed by the maker | Listed by the maker | Listed by the maker |
| Google Play app | Not listed by the maker | Listed by the maker | Listed by the maker | Listed by the maker | Listed by the maker | Listed by the maker | Listed by the maker |
A dash means the maker's store listing and website do not mention the feature. The app may still have it, so check the store page before you choose.
Choosing
Which app suits which keeper
Water checked against the fish
TankBud checks each water test against the fish, shrimp, snails and plants in the tank, and names any reading that is off.
A new tank, planned and priced
TankBud is the only app here that lists a stocking check, and its planner prices the build before you buy.
A phone and a computer
TankBud runs in any browser with nothing to install, so one record opens on both.
A tank to show friends
TankBud makes a view-only page of a tank or a plan, and a friend can open it without an account.
Tanks kept for clients
TankBud Pro adds client records, service reports and invoices to the same logbook.
A free phone app
Aquarium Log, Aquarium Tracker and Fishkeeper are free on iPhone and Android, with notifications.
A reef run by a controller
Reef Trak imports Apex and Trident data and ICP lab tests.
The apps
Each app in a few lines
Aquarimate
WiseLogic · iPhone, iPad and Android
Aquarimate is a long-running paid logbook for freshwater and saltwater tanks. It has a species library, a photo timeline for each animal, and compatibility advice.
$9.99 to buy, with an optional $9.99 a year Live subscription
Aquarium Log
Hyunsik Ko · iPhone, iPad and Android
Aquarium Log is a calendar-style journal for tests, tasks and photos across unlimited tanks. It exports measurements to CSV and has the most ratings of the apps here.
Free with banner ads, $9.99 to remove them, or Premium at $3.99 a month
Aquarium Tracker
Szymon Niemiec · iPhone, iPad and Android
Aquarium Tracker is a newer app with charts against target ranges and flexible task schedules. The free tier caps the number of tanks, and its AI assistant is on Pro.
Free, with Premium at $4.99 and Pro at $29.99 a year
Fishkeeper
Maidenhead Aquatics · iPhone, iPad and Android
Fishkeeper comes from Maidenhead Aquatics, a UK store chain, and covers ponds as well as tanks. It scans the fish labels in the chain's own stores.
Free
Reef Trak
Reef Research Labs · iPhone, iPad, Android and a web portal
Reef Trak is built for reef tanks first and has added freshwater and planted tanks since. It imports controller data and ICP lab results, and tracks dosing and equipment.
Free, with a one-time $9.99 Premium purchase
TankBud
TankBud · Any phone or computer browser
TankBud runs in any browser, with a care catalog behind it, and adds to a phone's home screen like an app. It checks each water test against the species you keep, rates the stocking, and plans builds with a budget. Reminders arrive in the app and by email.
Free for hobbyists, with paid plans for aquarium businesses
TankBud
Where TankBud fits
TankBud keeps the water tests, reminders, livestock and equipment for every tank on one record. Each reading is checked against the care ranges of the species in the tank. It is free for hobbyists and runs on any phone or computer.
Track your first tank →app.tankbud.com/tanks/…/livestock
FAQ
Common questions
What is the best free aquarium app?
TankBud is free for hobbyists in any browser, with water tests, reminders and a stocking check. Aquarium Log and Fishkeeper are free on iPhone and Android, and Reef Trak's free tier covers unlimited reef tanks.
Which aquarium app checks stocking?
TankBud is the only app here that lists a stocking check. It rates a tank from the adult size of each fish and names the one that takes the most room.
Is there an aquarium app that works on a computer?
TankBud runs in any browser, and Reef Trak has a web portal. Aquarimate's Live subscription adds desktop apps for Mac and Windows.
Which aquarium apps export to a spreadsheet?
TankBud exports each tank's water tests as a CSV file. Aquarium Log and Reef Trak list CSV export too.
How were these apps compared?
Each fact comes from the app's own store listing or website, checked on September 30, 2026. A dash means the maker does not list the feature.
Try TankBud on your own tank
TankBud is free for hobbyists and needs no download. Start with one tank and add the rest as you go.
Track your first tank →Free for hobbyists · no card