# Hydrology Calculator

> Hydrology calculation tool for water resources engineers. (iPhone/iPad app by Rhyno Engineering LLC.)

- Source: https://appshunter.io/ios/app/hydrology-calculator/id1451461913 (this page in markdown: same URL + `.md`)
- Developer: [Rhyno Engineering LLC](https://appshunter.io/developer/1451461870)
- Category: Education, Reference
- Price: Free
- Rating: 5.00/5 from 4 App Store ratings · 1 written reviews indexed
- Age rating: 4+
- Requires: iOS 12.1 · 8 MB
- Languages: English
- Released: 2019-02-07
- Data updated: 2026-06-10
- Monetization: free
- User reviews in markdown: https://appshunter.io/ios/app/hydrology-calculator/id1451461913/reviews.md

## What is Hydrology Calculator?

An absolute NECESSITY for any water resources engineer.

* Features five common hydrology equations, with the goal of increasing your design speed.

* Informative. Defined variables help you understand what you're working on.

## Key features

- Five common hydrology equations
- Increased design speed
- Defined variables for understanding
- Essential for water resources engineers

## Recent user reviews (1 of 1)

All indexed reviews: https://appshunter.io/ios/app/hydrology-calculator/id1451461913/reviews.md

### 5/5 — Another great app

*2019-02-07*

Easy to use and incredibly useful. Can’t wait to keep using

## Frequently asked questions about Hydrology Calculator

### What hydrology equations does Hydrology Calculator include?

Hydrology Calculator includes five common hydrology equations to help speed up your design process. The app provides defined variables for each equation to ensure you understand the calculations.

### Is Hydrology Calculator suitable for beginners?

While designed for professionals, the defined variables in Hydrology Calculator can help students and beginners understand the underlying concepts of the equations used in water resources engineering.

### What is the age rating for Hydrology Calculator?

Hydrology Calculator has an age rating of 4+, making it accessible for a wide range of users interested in the subject matter.

### How often is Hydrology Calculator updated?

The latest version of Hydrology Calculator is 1.2, which was released on June 2, 2019. Users can expect updates to maintain functionality and potentially add new features over time.

### What devices is Hydrology Calculator available on?

Hydrology Calculator is available on devices with an age rating of 4+ and is designed for mobile use. Specific device compatibility is not detailed but it functions as a mobile application.

### What do users think of Hydrology Calculator?

Users have rated Hydrology Calculator highly, with an average of 5.0 stars from 4 ratings. This indicates a very positive user sentiment towards the app's utility and functionality.

### Does Hydrology Calculator offer in-app purchases?

No, Hydrology Calculator does not offer any in-app purchases. The application is completely free to download and use without any additional costs.

## Version history (last 1 release)

### 1.2 — 2019-06-02

-New Logo
-Squashed Some Bugs

## More apps by Rhyno Engineering LLC

- [Load Case Combo Calculator](https://appshunter.io/ios/app/load-case-combo-calculator/id1451461871)
- [Shear Moment Deflection Calc](https://appshunter.io/ios/app/shear-moment-deflection-calc/id1451461898)
- [Road Designer](https://appshunter.io/ios/app/road-designer/id1451461904)
- [Engineering Econ](https://appshunter.io/ios/app/engineering-econ/id1452084127)
- [Redleg Interpolator](https://appshunter.io/ios/app/redleg-interpolator/id1481723716)

All apps by Rhyno Engineering LLC: https://appshunter.io/developer/1451461870

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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 2026-06-10.*