# Hydraulics and Waterworks lite

> Hydraulics and waterworks engineering calculation suite with 94 tools. (iPhone/iPad app by V PUGAZHENTHI.)

- Source: https://appshunter.io/ios/app/hydraulics-and-waterworks-lite/id1583549235 (this page in markdown: same URL + `.md`)
- Developer: [V PUGAZHENTHI](https://appshunter.io/developer/491898049)
- Category: Education, Utilities
- Price: Free with in-app purchases
- Rating: 5.00/5 from 1 App Store ratings
- Age rating: 4+
- Requires: iOS 16.1 · 8 MB
- Languages: Dutch, English, French, German, Italian, Portuguese, Chinese, Spanish
- Released: 2021-09-02
- Data updated: 2026-06-03
- Monetization: free with in-app purchases
- User reviews in markdown: https://appshunter.io/ios/app/hydraulics-and-waterworks-lite/id1583549235/reviews.md

## What is Hydraulics and Waterworks lite?

he Hydraulics Calculator offers 94 calculators
to simplify your hydraulics, waterworks, and
civil engineering calculations — available in
both Metric (SI) and Imperial (USCS) units.

Explore core calculators for free, with the option to unlock the complete Hydraulics Calculator suite through a simple one-time purchase.

Key Features:

Smart auto-fill pickers for pipe materials,
fluid properties, channel linings, soil types,
pipe fittings, orifice/weir coefficients and
runoff coefficients

Flow regime indicators — Froude number
(Subcritical/Critical/Supercritical) and
Reynolds number (Laminar/Transitional/Turbulent)

Hydraulic jump classification

Built-in reference tables for all material
and fluid properties

General Hydraulics

* Capillary Rise
* Viscosity / Kinematic Viscosity
* Hydrostatic Pressure
* Pressure Head / Velocity Head / True Velocity Head
* Specific Energy Head / Head Loss (Bernoulli Equation)
* Total Energy (Elemental Volume of Fluid)
* Total Head of Flowing Fluid
* Average Velocity of Flow
* Summation of Forces (X direction)

Dimensionless Numbers

* Froude Number
* Reynolds Number
* Weber Number

Friction Losses

* Head Loss due to Friction (General / Darcy-Weisbach)
* Chezy Velocity / Chezy Coefficient
* Manning Flow Velocity (including pipe diameter)
* Flow Rate, Head Loss, and Pipe Diameter (Manning)
* Hazen-Williams Flow Velocity and Friction Loss

Pipe Flow and Fittings

* Head Loss across Pipe Diameter Changes
* Brightmore Equation for Pipe Contractions
* Head Loss from Pipe Fittings
* Loss Coefficient

Orifice and Fluid Flow

* Orifice Flow Rate / Coefficient of Contraction
* Initial Velocity of Fluid Jets
* Gage Pressure in Conical Tubes
* Wave Velocity in Pipes (Water Hammer)
* Pipe Material Stress
* Section Factor

Hydraulic Jumps

* Force, Momentum Change, and Head Loss

Temperature Effects on Pipes

* Stress and Length Movement due to Temperature

Culverts and Channels

* Elevation Differences (Headwater and Tailwater)
* Velocity and Flow Rates in Culverts
* Open Channel Flow — Rectangular, Triangular,
    Parabolic, and Trapezoidal Channels

Circular Channels

* Cross-Sectional Area, Critical Depth,
    Top Width, and Flow Rate

Weirs

* Flow Rate — Rectangular, Triangular,
    Trapezoidal, and Broad Crested Weirs

Sediment and Water Movement

* Sediment Transport (Schoklitsch Formula)
* Evaporation Rate (Meyer Equation)
* Wind Factor

Rainfall and Groundwater

* Peak Discharge (Rational Formula)
* Rainfall Intensity (Steel Formula)
* Groundwater Flow (Darcy’s Law)

Specialized Calculations

* Fire Demand Rate
* Gravity and Artesian Well Flow Rates
* Economic Pipe Diameter
* Venturi Flow Meter
* Power from Water Flow

## Key features

- 94 engineering calculators
- Metric and Imperial units
- Smart auto-fill pickers
- Flow regime indicators
- Built-in reference tables
- One-time purchase for full suite

## Pricing and in-app purchases

Base price: Free.

**One-time purchases**

| Purchase | Price | Type |
| --- | --- | --- |
| 94 Hydraulics Waterworks Calc | $4.99 | one-time |



## Frequently asked questions about Hydraulics and Waterworks lite

### What types of calculations does Hydraulics and Waterworks lite offer?

Hydraulics and Waterworks lite offers 94 calculators covering general hydraulics, dimensionless numbers, friction losses, pipe flow, culverts, weirs, sediment movement, rainfall, and groundwater calculations. It also includes specialized calculations for fire demand and well flow rates.

### Does Hydraulics and Waterworks lite support different unit systems?

Yes, Hydraulics and Waterworks lite supports calculations in both Metric (SI) and Imperial (USCS) units, making it versatile for various engineering projects.

### How can I access all the calculators in Hydraulics and Waterworks lite?

The app offers core calculators for free. To unlock the complete Hydraulics Calculator suite with all 94 tools, a one-time purchase is available within the app.

### What are the key features of Hydraulics and Waterworks lite?

Key features include smart auto-fill pickers for materials and properties, flow regime indicators (Froude and Reynolds numbers), hydraulic jump classification, and built-in reference tables for materials and fluid properties.

### Is Hydraulics and Waterworks lite suitable for offline use?

The provided data does not specify offline functionality. However, as a calculator app, it is likely designed to perform calculations without an active internet connection once installed.

### How often is Hydraulics and Waterworks lite updated?

The app was last updated on 2026-05-15, indicating recent development activity. The latest version is 2.0.

### Does Hydraulics and Waterworks lite have ads?

Yes, Hydraulics and Waterworks lite contains advertisements. This is indicated by the 'hasAds' flag being true in the application data.

### What is the user sentiment for Hydraulics and Waterworks lite?

User sentiment appears to be very positive, with the app holding a rating of 5.0 stars from 1 rating. This suggests high user satisfaction with its functionality.

## Version history (last 2 releases)

### 2.0 — 2026-05-15

- Smart auto-fill pickers for pipe materials, 
  fluids, soils, fittings and runoff coefficients
- Flow regime indicators — Froude, Reynolds 
  and Hydraulic Jump classification

### 1.0 — 2021-09-02

No release notes.

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All apps by V PUGAZHENTHI: https://appshunter.io/developer/491898049

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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 2026-06-03.*