# HydroFlow Pro — Plumbing calculators & tools

> Plumbing calculators & tools (iPhone/iPad app by Anique Ahmad.)

- Source: https://appshunter.io/ios/app/hydroflow-pro/id6791226455 (this page in markdown: same URL + `.md`)
- Developer: [Anique Ahmad](https://appshunter.io/developer/6784754737)
- Category: Utilities, Business
- Price: Free with in-app purchases
- Age rating: 4+
- Requires: iOS 17.0 · 18 MB
- Languages: American English
- Released: 2026-07-27
- Data updated: 2026-08-04
- User reviews in markdown: https://appshunter.io/ios/app/hydroflow-pro/id6791226455/reviews.md

## What is HydroFlow Pro?

HydroFlow Pro is the plumbing calculator suite built for the field — pipe sizing, drainage, pumps, gas, pools, and pro tools in one offline-ready app.

CALCULATORS FOR EVERY TRADE
• Flow & pressure — Hazen-Williams friction, Hunter’s demand, Manning’s, water hammer, tank volumes
• Drainage & waste — DFU sizing, grade & invert, storm drain, vent, septic, grease trap, condensate
• Domestic water — water heater sizing, storage tanks, PRVs
• Pumps & heat — BHP, TDH, booster pumps, expansion tanks, rolling offsets, radiator sizing
• Pipe fitting — rolling, 3D, and any-angle offsets with live geometry
• Fuel gas — multi-section gas pipe sizing with fittings
• Pools — volume, turnover, pump, filter, heater, and chemical dosing
• Specialty — medical gas, backflow, fire protection, cut-list optimizer

FIELD TOOLS
• Acoustic Leak Detector — hold the phone to the wall and read peak frequency in the leak band
• Isometric Pipe Sketcher — sketch runs, rolling offsets, and layouts on site

RESOURCES
• Plumbing reference library — pipe schedules, rough-in notes, and code tables
• Unit converter — flow, pressure, volume, and everyday units
• Recent calculations — saved inputs and results
• Job Reports — branded PDF exports with photos and business info (Pro)

BUILT FOR PROS
• Formula disclosure on calculators
• Imperial and metric units
• My List favorites for one-tap access
• Designed for iPhone and iPad

FREE TO TRY
Three Water Flow calculators are free. HydroFlow Pro unlocks the full library, unlimited My List, field tools, and PDF export.

SUBSCRIPTION & PURCHASE OPTIONS
• HydroFlow Pro Monthly — $6.99/month
• HydroFlow Pro Lifetime — $44.99 one-time

Payment is charged to your Apple ID. Subscriptions renew automatically unless canceled at least 24 hours before the end of the period. Manage or cancel in App Store account settings.


Terms of Use (EULA): https://www.apple.com/legal/internet-services/itunes/dev/stdeula/
Privacy Policy: https://hydroflowcalc.vercel.app/privacy
Questions? theglob3l@gmail.com

## Pricing and in-app purchases

Base price: Free.

**One-time purchases**

| Purchase | Price | Type |
| --- | --- | --- |
| HydroFlow Premium Lifetime | $8.99 | one-time |



## Version history (last 1 release)

### 1.0 — 2026-07-28

No release notes.

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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 2026-08-04.*