Best apps like Inrock HDD HydroCalc

10+ similar apps compared and reviewed

3.9 avg rating
3 free apps
Updated July 2026

Inrock HDD HydroCalc is great, but it's not the only option. Explore 10+ similar apps for iPhone and iPad, each reviewed and rated by real users. Find free alternatives, premium upgrades, and hidden gems.

KobCard

KobCard by KOB MARKETING

Gift Card Information Platform
📊 Productivity
4.0(62 ratings)
Free
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KobCard is a comprehensive gift card information platform that offers real-time exchange rates, price calculations, and the latest news on gift cards. It serves as a one-stop destination for individuals looking to buy, sell, or stay informed about the world of gift cards.

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Top Alternatives to Inrock HDD HydroCalc

Hydraulic Engineer#1

Hydraulic Engineer by Historycentral.com Inc

Calculations for Hydraulics
Editor's Choice
📊 Productivity
4.0(1 ratings)
$4.99In-App Purchases
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This comprehensive calculator app offers over 1,000 hydraulic engineering formulas across 13 categories. It includes temperature conversions, reference tables, and the ability to save and share calculations. Works offline and supports both US Customary and SI Metric units.

Pit Volume Excavation#2

Pit Volume Excavation by Shital Gorasiya

Excavation Volume Calculators
Strong Contender
📊 Productivity
1.0(1 ratings)
$1.99
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Calculate excavation volumes for various project needs, including trenches, ditches, and round wells. Supports vertical walls, slopes, and varying heights for precise estimations during design and construction phases.

Hydraulics and Waterworks Calc#3

Hydraulics and Waterworks Calc by V PUGAZHENTHI

Aquifer,weir,Capillar,Siphon
Worth Considering
📊 Productivity
4.2(12 ratings)
$4.99
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This app provides 94 specialized calculators for hydraulics, waterworks, and civil engineering. It supports both Metric and Imperial units and includes smart auto-fill features for material properties and flow indicators.

More apps like Inrock HDD HydroCalc

4
Pipe Fitting
Pipe Fitting
Pipe Fitting
Pro Calc | Welding & Trades
Free

This tool provides precise pipe layout calculations for professionals in welding and fabrication. It offers various offset and fitting calculators, along with data tools for custom angles and triangle solutions. Easily switch between imperial and metric units for field or shop use.

Offset calculators (basic, rolling, parallel)Back-to-back fitting solutionsElbow miter cut and triangle solver
📊 Productivity
(21)
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5
Open Channel Flow Pro
Open Channel Flow Pro
Open Channel Flow Pro
Open Channel Hydraulics
$2.99

This hydraulic engineering calculator simplifies complex open channel flow calculations for professionals and students. It provides accurate results for basic parameters, flow characteristics, critical flow analysis, and rating curves.

Basic Hydraulic ParametersFlow CharacteristicsCritical Flow Analysis
📊 Productivity
(2)
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6
Petroleum Field Calculator
Petroleum Field Calculator
Petroleum Field Calculator
Oilfield Calculations
$1.99
📊 Productivity
(0)
7
Hydraulic-Calculator
Hydraulic-Calculator
Hydraulic-Calculator
by Zanthic Automation Inc.
Free

Perform essential hydraulic calculations for cylinders, pumps, and fluid lines. Solve for forces, speeds, torque, power, and pressure drop. Supports metric and imperial units, with advanced features unlocked via in-app purchase.

Cylinder force and speed calculationsPump displacement, flow, and pressure calculationsHydraulic line fluid velocity and pressure drop
📊 Productivity
(16)
free with in-app purchases
8
CNC Machinist Calculator Ultra
CNC Machinist Calculator Ultra
CNC Machinist Calculator Ultra
All-in-One Machining Tool
Free

This app provides machinists and engineers with a comprehensive suite of tools for CNC operations. It offers a wide range of calculations for turning, milling, drilling, and more, designed to enhance precision and boost productivity.

Cutting speed and feed recommendationsTap drill size calculationsTrue position calculations
📊 Productivity
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9
CNC Machinist Calculator Pro
CNC Machinist Calculator Pro
CNC Machinist Calculator Pro
by Shane Anderson
$14.99

This app provides a comprehensive suite of calculators and tools for CNC machinists, engineers, and hobbyists. It offers specialized calculations for turning, milling, drilling, threading, and geometric tolerances, along with material data and G-code generation.

Turning, Milling, and Drilling CalculatorsThread and Bolt Pattern CalculatorsGeometric Tolerance (GD&T) Tools
📊 Productivity
(669)
paid
10
Offset Calc App ANSI
Offset Calc App ANSI
Offset Calc App ANSI
ANSI/ASME Standard
$6.99

This industrial pipe construction tool calculates pipe offsets and weights according to ANSI/ASME standards. It offers imperial and metric calculations for various pipe sizes and fittings, helping users save material, time, and stress.

Imperial and metric offset calculationsPipe and profile weight calculationsANSI/ASME standard nominal diameters
📊 Productivity
(14)
paid