--- title: "Inrock HDD HydroCalc - Reviews, Revenue and Downloads in United States | Apple App Store" description: "Inrock HDD Hydraulics Calculator – Precision underground, progress above. Made by Inrock – Over 30 Years of HDD Expertise Inrock HDD Hydraulics Calculator is a designed specifically for profession" --- # Inrock HDD HydroCalc — United States > Optimize HDD tool nozzling ![Inrock HDD HydroCalc App Icon](https://is1-ssl.mzstatic.com/image/thumb/Purple221/v4/d1/2d/d3/d12dd304-6206-de99-c9dc-954d981b370d/AppIcon-0-0-1x_U007epad-0-1-85-220.png/434x0w.png) **Developer:** [Inrock Drilling Systems](https://apptail.io/developer/inrock-drilling-systems-boyDp) **Category:** Productivity **Rating:** 5.0/5 (6 ratings) **Price:** Free **Bundle ID:** com.inrock **Store:** Apple App Store **Country:** United States **Version:** 1.0.1 (released 2025-11-12) **Original Release:** 2025-05-29 **Languages:** English **App Store Link:** [Download on Apple App Store](https://apps.apple.com/us/app/app/id6741412479) **AppTail Page:** [https://apptail.io/app/inrock-hdd-hydrocalc-lQLv/united-states](https://apptail.io/app/inrock-hdd-hydrocalc-lQLv/united-states) ## Inrock HDD HydroCalc Description Inrock HDD Hydraulics Calculator – Precision underground, progress above. Made by Inrock – Over 30 Years of HDD Expertise Inrock HDD Hydraulics Calculator is a designed specifically for professionals in the Horizontal Directional Drilling industry. The app enables users to perform calculations to use the available hydraulic energy efficiently to clear cuttings from the bottom of the hole. This improves tool-cleaning, reduces cuttings re-grind to increase the cutting action efficiency and reduces pack-off and balling-up risk. By minimizing mechanical wear on the shirttail and cutting structure, the tool can achieve its full bearing life potential (kRevs). Key Features: - Comprehensive Calculations – Instantly compute Delta P, Jet Velocity and material displacement by inputting pilot hole diameter, reaming diameter(s), mud weight, flow rate, and jet sizes (nominal size & count). - Case Comparison – Perform two simultaneous calculations using Case 1 and Case 2 to compare different scenarios side by side. - Dynamic Charting & Summaries – Visualize results with interactive charts and view a summary of inputs and outputs for better analysis. - Unit Conversion Flexibility – Switch between metric and US customary units effortlessly. All input and output values automatically convert when toggling between units. - User-Friendly Interface – Navigate through three intuitive screens: Calculator, Chart, and Settings, designed for efficiency and accuracy. Enhance your HDD operations with Inrock: Hydraulics Calculator – engineered for precision, built for performance. Download now and streamline your drilling calculations! ## Inrock HDD HydroCalc Screenshots - [Screenshot 1](https://is1-ssl.mzstatic.com/image/thumb/PurpleSource211/v4/19/59/80/1959809a-c223-9800-b6d2-31bca596dc7c/image1.jpg/1290x2796.png) - [Screenshot 2](https://is1-ssl.mzstatic.com/image/thumb/PurpleSource221/v4/b9/35/b2/b935b200-79db-7173-bd04-56959aa0f42f/image2.jpg/1290x2796.png) - [Screenshot 3](https://is1-ssl.mzstatic.com/image/thumb/PurpleSource211/v4/e3/28/09/e328094d-4d0d-3a63-6117-d4a89df1ed4d/image3.jpg/1290x2796.png) - [Screenshot 4](https://is1-ssl.mzstatic.com/image/thumb/PurpleSource221/v4/4c/4b/e8/4c4be845-b8fe-7099-b3b6-5d6768e77c81/image4.jpg/1290x2796.png) - [Screenshot 5](https://is1-ssl.mzstatic.com/image/thumb/PurpleSource211/v4/d4/9a/80/d49a80cb-138f-71a4-40a8-9d0cc23baab6/image5.jpg/1290x2796.png) ## Inrock HDD HydroCalc Rating Breakdown in United States - 5 stars: 6 (100%) - 4 stars: 0 (0%) - 3 stars: 0 (0%) - 2 stars: 0 (0%) - 1 stars: 0 (0%) ## Inrock HDD HydroCalc Reviews in United States ### ***** "Must have in HDD" This is an incredibly powerful tool for anyone in HDD! -- Michaelrybak, 2025-09-10 [View all Inrock HDD HydroCalc reviews and detailed analytics on AppTail](https://app.apptail.io/signup?utm_campaign=ai-crawl&utm_content=reviews) ## Apps Similar to Inrock HDD HydroCalc - [DigiTrak LWD](https://apptail.io/app/digitrak-lwd-fZi/united-states) - [DCA Events](https://apptail.io/app/dca-events-udZ/united-states) - [Phrikolat HDD Basics](https://apptail.io/app/phrikolat-hdd-basics-iLpb/united-states) - [DCI DigiGuide](https://apptail.io/app/dci-digiguide-lLpb/united-states) - [BOREHOG](https://apptail.io/app/borehog-SvUb/united-states) - [Enerpac Command](https://apptail.io/app/enerpac-command-Mnbc/united-states) - [TeraTrak R1](https://apptail.io/app/teratrak-r1-zaGc/united-states) - [Fitting O-Ring Finder](https://apptail.io/app/fitting-o-ring-finder-Crpl/united-states) - [Aglantis Smart Irrigation](https://apptail.io/app/aglantis-smart-irrigation-Kmxu/united-states) - [GY Bore Logs](https://apptail.io/app/gy-bore-logs-nPBx/united-states) ## Inrock HDD HydroCalc Available In - [United States](https://apptail.io/app/inrock-hdd-hydrocalc-lQLv/united-states) - [Canada](https://apptail.io/app/inrock-hdd-hydrocalc-lQLv/canada) - [India](https://apptail.io/app/inrock-hdd-hydrocalc-lQLv/india) - 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