Best Icomm Connectivity Apps

244+ iOS apps curated and reviewed

4.2 avg rating
20 free apps
Updated July 2026

The best icomm connectivity apps on iPhone average 4.2★ across 244+ titles — we've ranked them by what real users actually keep on their phones. Updated July 2026.

Compare top Icomm Connectivity Apps (July 2026)

#AppPriceRatingAdsIn-App PurchasesUpdated
1iCOMM ConnectivityiCOMM ConnectivityFree1.3★ (299)NoNoJul 2026
2A. O. SmithA. O. SmithFree1.3★ (440)NoNoJul 2026
3Holafly eSIM: Unlimited DataHolafly eSIM: Unlimited DataFree4.8★ (32K)YesNoJul 2026
4Saily: eSIM + phone numberSaily: eSIM + phone numberFree4.7★ (11K)NoNoJul 2026
5TP-Link OmadaTP-Link OmadaFree4.5★ (484)YesNoJul 2026
6Ubigi: Travel eSIM mobile dataUbigi: Travel eSIM mobile dataFree4.6★ (8.7K)YesNoJul 2026
7Roamless: eSIM Travel InternetRoamless: eSIM Travel InternetFree4.8★ (4.4K)NoNoJul 2026
8MobiMatter: eSIM MarketplaceMobiMatter: eSIM MarketplaceFree4.8★ (8.8K)YesNoJul 2026

Top Picks for Icomm Connectivity

iCOMM Connectivity#1

iCOMM Connectivity by A. O. Smith

Editor's Choice
🔧 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
A. O. Smith#2

A. O. Smith by A. O. Smith

Strong Contender
🔧 Utilities
1.3😞(440 ratings)
Free
A. O. Smith screenshot 1
A. O. Smith screenshot 2
A. O. Smith screenshot 3
A. O. Smith screenshot 4
A. O. Smith screenshot 5

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.

What We Love

  • 🚀 Mostly works as expected
  • 👍 Nice app design

Room to Improve

  • 🐛 Frequent app crashes
  • 🔒 Security issues with login and account management
  • 🔋 App frequently forgets registered water heater
Holafly eSIM: Unlimited Data#3

Holafly eSIM: Unlimited Data by HOLAFLY LIMITED

e SIM for Travel and Hotspot
Worth Considering
✈️ Travel
4.8😐(32K ratings)
FreeAds
#80in Travel
Holafly eSIM: Unlimited Data screenshot 1
Holafly eSIM: Unlimited Data screenshot 2
Holafly eSIM: Unlimited Data screenshot 3
Holafly eSIM: Unlimited Data screenshot 4
Holafly eSIM: Unlimited Data screenshot 5
Holafly eSIM: Unlimited Data screenshot 6

Stay connected globally with digital SIM cards offering unlimited data for travel. Avoid expensive roaming fees and enjoy easy installation and activation for seamless internet access in over 200 destinations.

What We Love

  • 🚀 Easy to use
  • 🚀 Reliable service
  • 🚀 Excellent customer service
  • 🚀 Unlimited data

Room to Improve

  • 🐛 Unreliable connectivity
  • 🐛 Slow speeds
  • 🐛 Lack of transparency on fair use policies

More Icomm Connectivity apps to explore

4
Saily: eSIM + phone number
Saily: eSIM + phone number
Saily: eSIM + phone number
Virtual SIM for mobile data
Free

This app provides virtual SIM cards for mobile data, allowing travelers to access fast and reliable internet in over 200 destinations. Avoid roaming fees and stay connected easily with plans that can be installed and activated in minutes.

eSIM for mobile dataOver 200 destinationsNo roaming fees
✈️ Travel
(11K)
free with in-app purchases
5
TP-Link Omada
TP-Link Omada
TP-Link Omada
by TP-Link Systems Inc.
Free

Configure and manage your network devices remotely. Monitor network status, manage clients, and change settings from your smartphone or tablet. Supports both standalone device management and centralized control for multiple devices.

Configure Omada devicesMonitor network statusManage clients
🔧 Utilities
(484)
free with in-app purchases
6
Ubigi: Travel eSIM mobile data
Ubigi: Travel eSIM mobile data
Ubigi: Travel eSIM mobile data
Virtual SIM card for Internet
Free

This app provides virtual SIM cards for global internet access, eliminating roaming fees. It offers affordable prepaid data plans in over 200 destinations, allowing users to stay connected without swapping physical SIMs. It also supports in-car Wi-Fi for connected vehicles.

Global eSIM data plansNo physical SIM swapsAffordable prepaid data
✈️ Travel
(8.7K)
free with in-app purchases
7
Roamless: eSIM Travel Internet
Roamless: eSIM Travel Internet
Roamless: eSIM Travel Internet
eSIM | Data | Calls
Free

Stay connected globally with a single digital SIM. Get affordable data plans or pay-as-you-go credits, and a second phone number for international calls and texts. Avoid roaming fees and airport SIM queues.

Single Global eSIM for 200+ destinationsPay-as-you-go data credits or plansSecond phone number for international calls
✈️ Travel
(4.4K)
free with in-app purchases
8
MobiMatter: eSIM Marketplace
MobiMatter: eSIM Marketplace
MobiMatter: eSIM Marketplace
1000+ Great Value eSIM Deals
Free

Compare and purchase travel eSIM data plans from over 30 global providers in one app. Get fast, reliable connectivity in over 200 destinations worldwide without expensive roaming fees or local SIM hassles.

Compare 1000+ eSIM dealsBuy travel eSIM planseSIMs for 200+ destinations
✈️ Travel
(8.8K)
free with in-app purchases
9
eSim Travel Mobile Internet
eSim Travel Mobile Internet
eSim Travel Mobile Internet
e Sim Card, Prepaid Phone Data
Free

Manage mobile data globally without physical SIM cards. Activate eSIMs instantly, switch profiles easily, and monitor data usage. Stay connected securely and privately with offline access and 24/7 support.

Instant eSIM activationEasy profile switchingData usage management
✈️ Travel
(971)
free with in-app purchases
10
GIANT: eSIM Mobile Data Plan
GIANT: eSIM Mobile Data Plan
GIANT: eSIM Mobile Data Plan
Nomad eSIM Internet for travel
Free

Access high-speed mobile data and SMS in over 200 countries with flexible, no-contract eSIM plans. Save on roaming charges and earn rewards while staying connected globally.

eSIM mobile data and SMSCoverage in 200+ countriesNo contract, pay-as-you-go
✈️ Travel
(1.2K)
free with in-app purchases
11
EIOTCLUB IoT SIM & eSIM
EIOTCLUB IoT SIM & eSIM
EIOTCLUB IoT SIM & eSIM
Global Data for IoT & Travel
Free

This app provides global data connectivity for both Internet of Things (IoT) devices and travelers. It offers IoT SIM cards with automatic network switching and flexible plans, alongside global eSIMs for seamless international data access without roaming fees. Manage your SIMs, eSIMs, and data usage directly through the app.

Global IoT SIM cardsPlug & Play setupAutomatic multi-network switching
🔧 Utilities
(269)
free with in-app purchases
12
MediacomConnect
MediacomConnect
MediacomConnect
by Mediacom Communications Corporation
Free

Manage your internet, TV, and phone services with ease. View bills, check for outages, troubleshoot issues, and manage appointments all from your mobile device. Access account updates and communicate with customer support directly.

View billing statementsPay bills and manage payment methodsCheck for service outages
🔧 Utilities
(7.8K)
free
13
Orange Travel: Prepaid eSIM
Orange Travel: Prepaid eSIM
Orange Travel: Prepaid eSIM
Travel eSIM data/calls/texts
Free

Stay connected abroad with prepaid eSIM data, calls, and texts. Enjoy flexible plans for over 200 destinations, with instant activation and top-ups. Avoid roaming fees and access local networks seamlessly.

Prepaid eSIM for international travelData, calls, and SMS plansOver 200 destinations supported
✈️ Travel
(567)
free with in-app purchases
14
KnowRoaming Travel eSIMs
KnowRoaming Travel eSIMs
KnowRoaming Travel eSIMs
4G/5G data + affordable plans
Free

Stay connected globally with digital SIM technology. Access affordable 4G/5G data in over 200 countries without physical SIM card swaps. Enjoy easy installation, low balance alerts, and reliable worldwide coverage for your travels.

eSIM for digital SIM activationData plans in 200+ countriesAffordable global coverage
✈️ Travel
(164)
free with in-app purchases
15
Slick: eSIM & Global Calls
Slick: eSIM & Global Calls
Slick: eSIM & Global Calls
eSIM, Global Calls & Topups
Free

This app simplifies global communication by offering digital eSIM data plans for over 150 countries, affordable international calls, and instant mobile recharge services worldwide. It allows for free calls between app users and provides transparent pricing with no hidden fees.

Digital eSIM data plansInternational callingMobile recharge worldwide
🔧 Utilities
(2.1K)
free with in-app purchases
16
Nomad eSIM: Prepaid Data Plan
Nomad eSIM: Prepaid Data Plan
Nomad eSIM: Prepaid Data Plan
eSim Card Mobile & Travel WiFi
Free

This app provides convenient and affordable eSIM data plans for international travel. Connect to the internet in over 200 destinations without contracts or traditional SIM cards. Enjoy fast activation and flexible data options.

eSIM data plans for 200+ destinationsFast 5-minute activationNo contracts or hidden fees
✈️ Travel
(16K)
free with in-app purchases
17
Eskimo: eSIM Travel Internet
Eskimo: eSIM Travel Internet
Eskimo: eSIM Travel Internet
Global Data | Transferable
Free

This app provides global mobile data for travelers, eliminating the need for physical SIM cards and expensive roaming charges. Enjoy long-validity data plans, instant sharing, and a universal eSIM that works in over 160 countries.

Universal eSIM for 160+ countries2-year data plan validityInstant data transfer to friends/family
✈️ Travel
(520)
free with in-app purchases
18
Instabridge: eSIM + Internet
Instabridge: eSIM + Internet
Instabridge: eSIM + Internet
WiFi Hotspot Map & Virtual SIM
Free

This app provides global internet connectivity through eSIM technology, allowing users to access high-speed data in over 190 countries without costly roaming fees. It enables users to keep their existing phone number for calls and texts while using optimized data plans for various devices.

Global eSIM connectivityKeep existing phone numberCost-efficient data plans
✈️ Travel
(13K)
free with in-app purchases
19
eSIM: para Internet 5G
eSIM: para Internet 5G
eSIM: para Internet 5G
Viaje com dados móveis 5G
Free

Get instant mobile internet in over 190 countries without a physical SIM card. Enjoy fast 4G/5G data at affordable rates, perfect for international travel, business trips, or digital nomad life. Stay connected globally with easy activation and reliable coverage.

Instant eSIM activationAffordable global data plansFast 5G & 4G connectivity
✈️ Travel
(88)
ad-supported
20
Maya Mobile: Travel eSIM
Maya Mobile: Travel eSIM
Maya Mobile: Travel eSIM
Unlimited Data Plan & Roaming
Free

This app provides a single, permanent digital eSIM for unlimited data in over 165 countries. It offers simple, predictable pricing with plans ranging from 3 to 30 days, eliminating the need to hunt for local SIM cards or worry about roaming charges.

Unlimited data in 165+ countriesPermanent digital eSIMSimple, predictable pricing
✈️ Travel
(218)
free

FAQ about Icomm Connectivity

What are the best icomm connectivity apps for iPhone?
iCOMM Connectivity tops our icomm connectivity apps ranking as of July 2026, with a 1.3-star average from 299 App Store ratings, and it's free to download.
Yes — 20 of the top icomm connectivity apps we rank are free to download, including iCOMM Connectivity and A. O. Smith.
iCOMM Connectivity has no ads and has no in-app purchases, according to its App Store listing as of July 2026.
We track 244+ icomm connectivity apps on the iOS App Store as of July 2026, ranked by rating, recency, and analysis of real user reviews.
The iCOMM Connectivity app allows you to remotely manage compatible water heaters from brands like A. O. Smith, State, and American. You can monitor temperature, adjust operating modes, and receive important diagnostic fault notifications, providing peace of mind and total control over your water heater.
Key features include remote monitoring of water heater temperature and schedules, the ability to change operating modes, and receiving diagnostic fault notifications. It also supports aligning your water heater with utility company Demand Response or Time-of-Use programs to save energy.