AquaCalculator Windows


AquaCalculator Microsoft Windows

Or investigate in the Premium PDF FAQs , to manage your tank even better (hundrets of pages of excellent infromation and pictures + illustrations)

The best software for marine aquarists!

  • Try AquaCalculator for 1 month for free
  • Then either an annual license (€ 9.99 / year) or a valid coupon code is required (included with every FaunaMarin Balling-Light Kit).
  • Users of the previous "Premium Version" will automatically receive a lifelong upgrade.

Aquarium documentation

  • Manage up to 50 aquariums
  • Water values: Document your water values in graphic and tabular form
  • Observe the development of your water values over time
  • Capture pictures and comments to document the development of your aquarium
  • Save photos of your aquarium


  • Manage up to 50 aquariums
  • Use "series appointments" for recurring tasks
  • Observe the development of your water values over time
  • Capture pictures and comments to document the development of your aquarium

Salt calculation

  • Calculate the amount of salt actually required for changing the water or adjusting the salt content in your aquarium
  • Realistic data of almost all available sea salt mixtures (almost 50) are already integrated into the program

Adjustment calcium / alkalinity / magnesium

  • You are spoiled for choice! The wizard explains the various methods (Balling dosage, calcium reactor or lime water) including advantages / disadvantages and thus makes your choice easier
  • Expensive specialty products are a thing of the past. World's best, completely flexible adjustable Balling calculator.
  • This gives you a perfect grip on these values
  • Use either inexpensive pure balling salts, dry mixes or ready-mixed stock solutions from premium manufacturers
  • (currently integrated products / recipes: Fauna Marin "Balling Light", CoralCare, MT-Aquaristik, NYOS, Tropic-Marin, RedSea, Sangokai, AquaForest, Preis-Aquaristik, Aquafair, HW Ballings original recipe, recipe according to "Guide Reef aquariums "by A.Glaser as well as self-defined recipes of any complexity)
  • Regardless of whether it is from inexpensive salts or products from practically all aquarium suppliers (over 100 integrated recipes).
  • Supported are i.a. Recipes from Aquafair, Aquaforest, Coral-Care, Fauna Marin, MicrobeLift, MT-Aquaristik, Nyos, H.W. Balling, Preis Aquaristik, A.Glaser, Red Sea, Sangokai, Tropic Marin and self-defined recipes
  • In addition: calculation modules for lime reactors or lime water


  • The nutrient assistant advises and supports you in solving any nutrient problems
  • "Dosing" or "reduction" of nitrate and phosphate.


  • Convert all required measured variables of the MW aquarium hobby (e.g. salinity ↔ density ↔ conductance)

basin data

  • Manage your data for target water values, water treatment, technology used, etc.
  • The TankEstimator (new) even supports you in estimating the actual water volume of your aquarium system (s).


  • AquaCalculator offers its own cloud solution that connects any number of Windows, Mac computers, iOS devices (iPhone / iPad) and Android devices. It saves your aquarium data, program settings, water values, documentation, animals and pictures
  • Enter data on one device and use it on all others as well. Do you have a new device and want to transfer the existing data? ... no problem with the aCloud


  • Check your water tests using water samples with precisely known water values (so-called multi-references) e.g. to identify inaccurately measuring / expired tests or to practice precise measuring with them
  • AquaCalculator then applies the difference between the “target” and “actual values” determined during the measurement to future measurements of your aquarium water!


  • Calculate the amount of salt required for your next water change with simultaneous adjustment of the salinity in the aquarium.
  • Improve the Ca, Mg and alkalinity values ​​of the sea salt mixtures you use with balling salts.

Balling calculator to permanently balance calcium, magnesium and alkalinity

  • Mix & use "liquid stock solutions" adapted exactly to your aquarium in order to become even more efficient!
  • The license key is sent to your PayPal email address and only takes a few minutes.
  • If you do not receive the license key immediately, please first check the spam filter of your e-mail program to see whether the activation e-mail sent by us has been blocked
  • Dispense exactly the right amount of stock solutions (details in ml).
  • Adjust the increased salinity due to the adjustment by replacing salt water with fresh water or with the next water change.

Perfect Reefer Tool.

The people or individual who made this application must not only be a fellow reefer but a great designer and innovator. The app is packed with useful knowledge, conversions and methods to reach and maintain targeted goals. This app will help me save time, maintains my tank and make changes with confidence. This application is well worth the money. Thank you. I hope my great words encourage you to continue to update and create more useful tools and applications for the reefing community



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