# Aquarium Fertilizer Calculator — chemical calculator for plants

> chemical calculator for plants (iPhone/iPad app by SERGEI BEZDENEZHNYKH.)

- Source: https://appshunter.io/ios/app/aquarium-fertilizer-calculator/id1519570416 (this page in markdown: same URL + `.md`)
- Developer: [SERGEI BEZDENEZHNYKH](https://appshunter.io/developer/1519570418)
- Category: Reference, Utilities
- Price: Free
- Age rating: 4+
- Requires: iOS 14.0 · 1 MB
- Languages: English, French, German, Hindi, Japanese, Russian, Chinese, Spanish
- Released: 2020-06-21
- Data updated: 2026-05-19
- User reviews in markdown: https://appshunter.io/ios/app/aquarium-fertilizer-calculator/id1519570416/reviews.md

## What is Aquarium Fertilizer Calculator?

Here you can quickly see how the recipe affects the dosage of fertilizers and compare with the recommended values. The calculator is also very useful in that it allows you to determine the dosage of Ca and Mg.
In the box at the top "Aquarium Volume" enter the volume of the aquarium in liters.
In the field "How do you fertilize?" select "Prepare mortar" or "Powders straight into the aquarium."
Choose the amount of each substance and in what form you add,
enter all the components of your fertilizer.
The calculator in the lower field will show how much mg / l (ppm) will be added to the aquarium per week. Compare with recommended values.


## Version history (last 5 releases)

### 3.0 — 2021-11-11

Added languages: German, French, Spanish.
Correction of minor bugs.

### 2.5 — 2021-03-30

minor fixes

### 2.4 — 2020-11-05

added Japanese.

### 2.3 — 2020-10-27

Minor interface changes. Added languages: Russian, Chinese, Hindi.

### 2.1 — 2020-10-04

Added Dark theme support for iOS 13-14

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All apps by SERGEI BEZDENEZHNYKH: https://appshunter.io/developer/1519570418

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*Data collected daily from the US App Store and indexed by [AppsHunter](https://appshunter.io/). User reviews are verbatim App Store reviews. Ratings, prices and chart positions refresh continuously; this snapshot is from 2026-05-19.*