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Best Water Heater Apps

215+ iOS apps curated and reviewed

3.6 avg rating
19 free apps
Updated June 2026

If you already know Rheem EcoNet, this is the deeper bench. 215+ water heater apps for iPhone, all reviewed and ranked by user rating, recency, and download trend as of June 2026.

Top Picks for Water Heater

Rheem EcoNet#1

Rheem EcoNet by Rheem Manufacturing Company

For Homeowners: Smart AC & H2O
Editor's Choice
🔧 Utilities
4.3😞(13K ratings)
Free
Rheem EcoNet screenshot 1
Rheem EcoNet screenshot 2
Rheem EcoNet screenshot 3
Rheem EcoNet screenshot 4
Rheem EcoNet screenshot 5
Rheem EcoNet screenshot 6

Manage your home's heating, cooling, and hot water systems remotely. Optimize energy usage, set custom schedules, and receive important alerts for maintenance and system performance. This app helps homeowners save on utility bills and maintain ideal comfort levels.

What We Love

  • 🚀 Useful for monitoring energy usage
  • 👍 Improved app UI in recent update
  • 🚀 Reliable connection after update

Room to Improve

  • 🐛 Scheduling issues and unreliable
  • 🐛 Home/away mode not functioning properly
  • 🐛 Connectivity problems after app updates
EcoNet#2

EcoNet by Rheem Manufacturing Company

For Homeowners: Smart AC & H2O
Strong Contender
🔧 Utilities
4.4😞(11K ratings)
Free
EcoNet screenshot 1
EcoNet screenshot 2
EcoNet screenshot 3
EcoNet screenshot 4
EcoNet screenshot 5
EcoNet screenshot 6

Manage your home's heating, cooling, and water heater systems remotely. Optimize energy efficiency, track consumption, and set custom schedules for comfort and savings. Receive alerts for maintenance and system updates.

What We Love

  • 🚀 Functional app
  • 📊 Useful graphs and data
  • 🔒 Resetting password options
  • 🕰️ Scheduling and vacation mode

Room to Improve

  • 🐛 Buggy and unreliable connection
  • 🚫 Inaccurate power consumption data
  • 🤔 Confusing and limited UI
iCOMM Connectivity#3

iCOMM Connectivity by A. O. Smith

Worth Considering
🔧 Utilities
1.3😞(299 ratings)
Free
iCOMM Connectivity screenshot 1
iCOMM Connectivity screenshot 2
iCOMM Connectivity screenshot 3
iCOMM Connectivity screenshot 4
iCOMM Connectivity screenshot 5

Remotely manage compatible water heaters with this app. Monitor temperature, operating modes, and receive diagnostic notifications. Optimize energy usage by aligning with utility programs.

What We Love

  • ✅ Water heater hardware itself performs well
  • 🎯 Simple temperature adjustment when working
  • 📊 Basic hot water availability gauge
  • ⚙️ Vacation mode functionality

Room to Improve

  • 🐛 Constant connectivity failures and service outages
  • 🔄 App repeatedly forgets registered water heater
  • ❌ Requires re-registration multiple times monthly

More Water Heater apps to explore

4
A. O. Smith
A. O. Smith
A. O. Smith
by A. O. Smith
Free

This app provides remote monitoring and management for water heaters. It offers diagnostic notifications, settings adjustments, and tools for professionals to select products and check warranties. Homeowners can monitor temperature, schedules, and optimize energy usage.

Remote water heater monitoringDiagnostic fault notificationsAdjustable settings and temperatures
🔧 Utilities
(440)
free
5
MyEssency
MyEssency
MyEssency
On Demand Tank Water Heaters
Free

Remotely manage your Essency water heater from anywhere. Monitor status, adjust temperature, check hot water availability, and activate special modes like Boost or Vacation. Access help resources and view alarm information.

Status monitoringHot water quantity checkHeating mode adjustment
🌟 Lifestyle
(98)
free
6
Rinnai Control-r 2.0™
Rinnai Control-r 2.0™
Rinnai Control-r 2.0™
Manage your hot water remotely
Free

Control your Rinnai tankless water heater remotely. Adjust temperature, set schedules, and receive alerts for maintenance and errors. Connect with local experts for faster service and peace of mind.

Adjust water temperatureCreate daily schedulesVacation mode for energy saving
🌟 Lifestyle
(898)
free
7
Water Heater DB
Water Heater DB
Water Heater DB
by Chase Thompson
Free

This tool helps licensed plumbing contractors boost water heater sales by showcasing installed products and collecting data on their lifespan. It also features reputation management to enhance online presence through job check-ins and review capture.

Increase water heater salesShowcase installed productsCollect water heater data
💼 Business
(1)
free
8
Bradford White Connect™
Bradford White Connect™
Bradford White Connect™
Smart Water Heater Control
Free

Transform your water heater into a smart device for remote control and monitoring. Adjust settings, create schedules, and receive error alerts from anywhere. Contractors can also diagnose installations and access helpful tools.

Remote settings adjustmentWeekly schedulingError message monitoring
🌟 Lifestyle
(46)
free
9
Wholesale Water Heater
Wholesale Water Heater
Wholesale Water Heater
Commercial Water Heaters
Free

Access a comprehensive catalog of Rheem commercial water heaters with real-time inventory updates. Streamline your purchasing with quick orders, secure payments, and order tracking for fast delivery across the US.

Rheem commercial water heater catalogReal-time inventory updatesQuick order placement
🛍️ Shopping
(1)
free
10
Apparent Water Heater
Apparent Water Heater
Apparent Water Heater
by Apparent Inc.
Free

Monitor your renewable energy system in real-time. Track water temperature, energy consumption, savings, and environmental impact directly from your phone.

Real-time temperature monitoringEnergy usage trackingMoney saved calculation
🔧 Utilities
(1)
free
11
Aquanta
Aquanta
Aquanta
Cool technology for hot water
Free

Control your water heater remotely, monitor hot water levels, and receive maintenance alerts. Optimize heating schedules for convenience, comfort, and safety, while also saving on energy costs.

Remote water heater controlHot water level monitoringScheduling and usage patterns
📊 Productivity
(1.2K)
ad-supported
12
State Water Heaters
State Water Heaters
State Water Heaters
by State Industries, Inc
Free

This app provides professionals and homeowners with remote monitoring and management of iCOMM™ enabled water heaters. It offers diagnostic notifications, setting adjustments, and tools for selecting the best water heater models. Users can also check warranties and align their devices with utility programs for energy savings.

Remote monitoring of water heatersDiagnostic fault notificationsAdjust water heater settings
💼 Business
(40)
free
13
Bock Water Heaters
Bock Water Heaters
Bock Water Heaters
BOCK
Free

Access and manage your Bock water heaters remotely. Monitor status, temperature, and errors. Receive notifications for issues and safely adjust settings from your phone or PC.

Remote water heater status monitoringView current tank and setpoint temperaturesMonitor demand, standby, or lockout modes
💼 Business
(1)
free
14
NaviLink
NaviLink
NaviLink
by KYUNGDONG NAVIEN CO.,LTD
Free

This app unifies home comfort device management for homeowners and installers. It allows users to monitor device status, track energy usage, and control systems remotely. Professionals can efficiently manage and troubleshoot customer devices through a single platform.

Unified home comfort controlRemote device monitoringEnergy usage tracking
🌟 Lifestyle
(676)
free
15
Water Heater Calc Plumb
Water Heater Calc Plumb
Water Heater Calc Plumb
BTU & Recovery Calc
$0.99
🔧 Utilities
(0)
16
Rinnai Central
Rinnai Central
Rinnai Central
by Rinnai America Corporation
Free

This app connects Rinnai tankless water heater owners to their devices for temperature control and scheduling. Professional installers can use it to register appliances, perform service, access documentation, and order parts.

Adjust water temperatureSchedule hot waterActivate recirculation
🔧 Utilities
(330)
free
17
Optimal°
Optimal°
Optimal°
Tankless Water Heaters
Free

This app provides remote control and monitoring for a specific brand of tankless water heaters. Users can adjust temperature, track performance metrics, and receive diagnostic information for efficient hot water management.

Set water heater output temperatureMonitor unit activity stateTrack flow rate and energy consumption
🔧 Utilities
(7)
free
18
Apparent Water Heater Install
Apparent Water Heater Install
Apparent Water Heater Install
by Apparent Inc.
Free
🔧 Utilities
(0)
19
Carina
Carina
Carina
by Carina Technology
Free

Monitor and control your Carina grid-interactive water heater remotely. View tank temperatures, hot water levels, and critical alarms. Track estimated energy usage and activate vacation mode for convenience.

View tank temperaturesMonitor hot water remainingTrack estimated energy usage
🔧 Utilities
(7)
free
20
Flume Water
Flume Water
Flume Water
by Flume, Inc.
Free

Monitor and manage your home's water usage with real-time data and leak detection. This app helps you understand your consumption, set budgets, and receive alerts to prevent costly water damage.

Real-time water usage dataLeak detection and alertsWater consumption budgeting
🌟 Lifestyle
(1.4K)
free with in-app purchases

Related searches

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