Best Csi Water Treatment Apps

248+ iOS apps curated and reviewed

3.9 avg rating

19 free apps

Updated November 2026

Looking for free csi water treatment apps? 19 of our 248+ tracked titles are free to download — no subscription, no trial. The rest are premium picks worth paying for.

Compare top Csi Water Treatment Apps (November 2026)

#	App	Price	Rating	Ads	In-App Purchases	Updated
1	Legacy View	Free	4.7★ (5.7K)	No	No	Nov 2026
2	HASA water	Free	—	No	No	May 2026
3	MTR: Water Treatment Reporting	Free	4.4★ (62)	No	No	Oct 2026
4	Plutocalc+ Water	$4.99	4.0★ (1)	No	No	Oct 2026
5	WSSC Water	Free	4.8★ (14K)	No	No	Nov 2026
6	NWT Water Operator	Free	—	No	No	May 2026
7	iCare - Ideal Water Care	Free	4.4★ (140)	No	No	Nov 2026
8	JAAM Water	Free	4.7★ (1.1K)	Yes	No	Oct 2026

Top Picks for Csi Water Treatment

#1

Legacy View by Chandler Systems, Inc.

Water system info & control

Editor's Choice

4.7(5.7K ratings)

Free

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Monitor and control your Chandler Systems water treatment system with ease. View system settings, track water usage, and initiate cycles remotely. Connect to multiple valves from a single device and update valve firmware.

#2

HASA water by Hasa Inc.

Strong Contender

📊 Productivity

0.0(0 ratings)

Free

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#3

MTR: Water Treatment Reporting by Advantage Controls, LLC

Field Service Data Collection

Worth Considering

4.4(62 ratings)

Free

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This app streamlines water treatment reporting for field service professionals. It allows for the creation, viewing, and emailing of detailed reports, including service logs and technical notes, directly from a mobile device. Features include offline report generation, photo management, and inventory tracking.

More Csi Water Treatment apps to explore

Plutocalc+ Water

Plutocalc+ Water

Plutocalc+ Water

Engineering calculator

This comprehensive engineering calculator suite offers over 100 solvers for water treatment, hydraulics, and environmental chemistry. It provides instant results with self-explanatory diagrams and internal databases, functioning completely offline. Available in multiple languages, it's designed for professionals needing precise calculations on the go.

103 solvers for water treatment and hydraulics2670+ calculations with instant resultsSelf-explanatory diagrams

Washington Suburban Commission

Manage your water and sewer services with this app. Pay bills, view your account history, and report emergencies. Stay updated with WSSC Water news and access customer resources.

Pay water/sewer billsView account historyReport water/sewer emergencies

NWT Water Operator

NWT Water Operator

NWT Water Operator

by Digital Fractal Technologies Inc.

iCare - Ideal Water Care

iCare - Ideal Water Care

iCare - Ideal Water Care

by Walz Street LLC

This app uses AI to analyze your spa water quality hourly, providing personalized alerts and recommendations to maintain healthy, clear water. It helps you understand water behavior and take appropriate action, even anticipating future variations.

AI water analysisPersonalized alertsWater quality monitoring

Order bottled water for delivery to your chosen location. Submit orders, schedule delivery dates and times, and track your order status in real-time. Conveniently manage all your bottled water needs.

Request bottled water deliverySpecify delivery date and timeTrack orders

🍔 Food & Drink

free with in-app purchases

Water Treatment Level 1

Water Treatment Level 1

Water Treatment Level 1

HANS Premium Water By Culligan

HANS Premium Water By Culligan

HANS Premium Water By Culligan

by S2 Equipment LLC

This appliance offers a significant advancement in whole-house water purification, meeting bottled water standards. It effectively reduces a wide range of contaminants, softens water without salt, and features a space-saving, quiet, and low-maintenance design with a long warranty.

Meets bottled water standardsReduces lead, arsenic, iron, nitratesReduces PFOA/PFOS

Lutra – Water Treatment App

Lutra – Water Treatment App

Lutra – Water Treatment App

This application offers a suite of water and wastewater treatment calculators to streamline your work. It aims to save you time and improve efficiency, with plans to regularly add new calculation tools based on user feedback.

Water treatment calculatorsWastewater treatment calculatorsTime-saving tools

Water Treatment Level 3

Water Treatment Level 3

Water Treatment Level 3

AquaTru Water Purifier

AquaTru Water Purifier

AquaTru Water Purifier

Monitor your water quality in real-time with this app, which connects to a WiFi-enabled water purifier. Track water consumption, savings, and environmental impact. Access a database of water contaminants by zip code and reorder filters directly.

Real-time water quality monitoring (TDS)Track water consumption (daily, weekly, monthly, yearly)Calculate money saved vs. bottled water

💪 Health & Fitness

مياه نوڤا - Nova Water

مياه نوڤا - Nova Water

مياه نوڤا - Nova Water

لطلب وتوصيل مياه نوڤا للمنازل

Easily order and track deliveries of natural drinking water for your home or office. This app offers various product sizes and includes a hydration partner feature to monitor daily water intake and set reminders.

Order bottled waterTrack delivery statusChoose from various product sizes

🛍️ Shopping

FROG Water Care

FROG Water Care

FROG Water Care

by King Technology Inc.

This app helps pool, hot tub, and swim spa owners maintain optimal water conditions. It offers personalized recommendations, step-by-step guidance, and troubleshooting advice based on test strip results for low-chlorine sanitizing systems.

Personalized water care recommendationsStep-by-step guidance based on test stripsWater testing history tracking

WastewaterOS by Blue Green

WastewaterOS by Blue Green

WastewaterOS by Blue Green

Waterdrop Hydration Tracker

Manage your Waterdrop brand water purification devices, track filter lifespan, and receive timely replacement reminders. Access customer support and check U.S. water quality reports for safe drinking water.

Manage Waterdrop devicesTrack filter lifespanWater replacement reminders

💪 Health & Fitness

Water Treatment Level 4

Water Treatment Level 4

Water Treatment Level 4

Blue Peak Water

Blue Peak Water

Blue Peak Water

by NOLAN BLAINE SEVERNS

Manage your water service conveniently from your phone. Schedule appointments, message your technician, view service history, and pay invoices securely. Designed for existing customers to streamline communication and service management.

Schedule and reschedule appointmentsMessage assigned technicianView service history

FAQ about Csi Water Treatment

What are the best csi water treatment apps for iPhone?

Legacy View tops our csi water treatment apps ranking as of November 2026, with a 4.7-star average from 5.7K App Store ratings, and it's free to download.

Are there free csi water treatment apps for iPhone?

Yes — 19 of the top csi water treatment apps we rank are free to download, including Legacy View and HASA water.

Does Legacy View have ads or in-app purchases?

Legacy View has no ads and has no in-app purchases, according to its App Store listing as of November 2026.

How many csi water treatment apps are on the App Store?

We track 248+ csi water treatment apps on the iOS App Store as of November 2026, ranked by rating, recency, and analysis of real user reviews.