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Best Esi Ephonego2 Apps

201+ iOS apps curated and reviewed

4.4 avg rating
19 free apps
Updated June 2026

If you already know ePhoneGo2, this is the deeper bench. 201+ esi ephonego2 apps for iPhone, all reviewed and ranked by user rating, recency, and download trend as of June 2026.

Compare top Esi Ephonego2 Apps (June 2026)

#AppPriceRatingAdsIn-App PurchasesUpdated
1ePhoneGo2ePhoneGo2Free4.3★ (1.1K)NoNoJul 2026
2ESI eMobileESI eMobileFree3.0★ (12)NoNoMay 2026
3OnPhone: Second Number & eSIMOnPhone: Second Number & eSIMFree4.6★ (51K)NoYesJul 2026
4Second Phone Number - 2NumberSecond Phone Number - 2NumberFree4.5★ (133K)NoYesJul 2026
5RingCentralRingCentralFree4.8★ (75K)NoNoJul 2026
6Sideline: Private 2nd NumberSideline: Private 2nd NumberFree4.4★ (15K)YesYesJul 2026
7Quo (formerly OpenPhone)Quo (formerly OpenPhone)Free4.4★ (11K)NoYesJul 2026
88x8 Work8x8 WorkFree3.8★ (8.6K)NoNoJul 2026

Top Picks for Esi Ephonego2

ePhoneGo2#1

ePhoneGo2 by Estech Systems, Inc

Business mobility by ESI
Editor's Choice
💼 Business
4.3😞(1.1K ratings)
Free
ePhoneGo2 screenshot 1
ePhoneGo2 screenshot 2
ePhoneGo2 screenshot 3
ePhoneGo2 screenshot 4

This app allows employees to use their personal mobile devices for business calls, maintaining a single office number and voicemail. It ensures business calls display your office caller ID and provides access to corporate contacts, even when on the go.

What We Love

  • 🚀 Rock solid
  • 👍 Seamless integration with iPhone
  • 👍 Ability to take work calls and text without revealing personal number

Room to Improve

  • 🐛 Texts almost never come through unless app is open
  • 🐛 Unreliable notifications for texts
  • 🐛 Issues sending texts with media
ESI eMobile#2

ESI eMobile by Estech Systems, Inc

Strong Contender
💼 Business
3.0(12 ratings)
Free
ESI eMobile screenshot 1
ESI eMobile screenshot 2
ESI eMobile screenshot 3
ESI eMobile screenshot 4
ESI eMobile screenshot 5
ESI eMobile screenshot 6

This business phone system app extends your office phone capabilities to your mobile device. Access voicemails, contacts, call recording, and manage extension preferences on the go. Communicate with colleagues and the outside world as if you were at your desk.

OnPhone: Second Number & eSIM#3

OnPhone: Second Number & eSIM by AnyDay Apps Inc.

Private Texts & Calls, eSIMs
Worth Considering
💼 Business
4.6😞(51K ratings)
FreeIn-App Purchases
OnPhone: Second Number & eSIM screenshot 1
OnPhone: Second Number & eSIM screenshot 2
OnPhone: Second Number & eSIM screenshot 3
OnPhone: Second Number & eSIM screenshot 4
OnPhone: Second Number & eSIM screenshot 5
OnPhone: Second Number & eSIM screenshot 6

Manage multiple private phone lines for personal and business use without needing extra SIM cards. Make calls, send texts, and even send/receive faxes worldwide. Offers eSIM data plans and AI-powered communication tools.

What We Love

  • 🚀 Fast and easy to use
  • 👍 Great customer service
  • 💡 Useful for getting second numbers

Room to Improve

  • 🐛 Unreliable service and numbers
  • 💰 Expensive subscription and hidden fees
  • 🔒 Security and privacy concerns

More Esi Ephonego2 apps to explore

4
Second Phone Number - 2Number
Second Phone Number - 2Number
Second Phone Number - 2Number
2nd Line for Texts and Calls
Free

Obtain a private second phone number for calls, texts, and voicemail. Protect your primary number when dating, selling online, or signing up for services. Enjoy HD calls, international calling, and AI-powered call summaries without extra SIM cards or contracts.

Private second phone numberHD quality callsInternational calling
🔧 Utilities
(133K)
free with in-app purchases
5
RingCentral
RingCentral
RingCentral
AI-Powered Cloud Communication
Free

Consolidate business communications including calls, messages, meetings, and faxes into a single application. Leverage an AI Assistant for tasks like note-taking, message polishing, and meeting transcriptions to enhance productivity.

Unified calls, messages, meetings, and faxesAI Assistant for notes and transcriptionsTeam chat with file sharing
💼 Business
(75K)
subscription
6
Sideline: Private 2nd Number
Sideline: Private 2nd Number
Sideline: Private 2nd Number
Phone Call and Text Number
Free

This app provides a dedicated second phone number for private texting and calling. It offers features like unlimited SMS/MMS, custom voicemail, and auto-reply to help manage communications and keep conversations organized across devices.

Second phone number with local area codeUnlimited SMS, MMS, and text messagesCustom voicemail with transcripts
🔧 Utilities
(15K)
subscription
7
Quo (formerly OpenPhone)
Quo (formerly OpenPhone)
Quo (formerly OpenPhone)
Business calling and texting
Free

This app provides a unified platform for business calls, texts, and customer information, enabling personalized customer relationships at scale. It features AI-powered call answering, flexible routing, and a mini CRM to ensure no customer is missed and to facilitate business growth.

Unified calls, texts, and customer infoShared inboxes and internal notesMini CRM with custom contact properties
💼 Business
(11K)
free with in-app purchases
8
8x8 Work
8x8 Work
8x8 Work
Phone, Chat, Video Meetings.
Free

This app consolidates business communication tools into a single, user-friendly mobile interface. It offers secure voice calls, high-definition video meetings, and team chat functionalities to keep professionals connected and productive from any location.

All-in-one business communicationsProfessional calls with privacyEffortless HD video meetings
💼 Business
(8.6K)
subscription
9
TapeACall Pro: Call Recorder
TapeACall Pro: Call Recorder
TapeACall Pro: Call Recorder
Call Recorder For Phone Calls
$10.99

Record incoming and outgoing phone calls on your iPhone with unlimited recording time and number of recordings. Easily download, transfer, and share your audio files to various cloud services and social media platforms.

Record incoming callsRecord outgoing callsUnlimited recording time
💼 Business
(18K)
subscription
10
Verizon One Talk
Verizon One Talk
Verizon One Talk
by Verizon Wireless
Free

A mobile-first business phone and collaboration solution that integrates voice, video, and messaging. It offers over 50 features to enhance communication for employees working anywhere, from smartphones, desk phones, or computers.

Voice, video, and messagingMobile-first business phone solution50+ business and user features
💼 Business
(17K)
free
11
Dialpad
Dialpad
Dialpad
A modern phone system
Free

This business communication platform unifies calls, contacts, and messages into a single application. It offers features like automatic call transcription, rich contact profiles integrated with CRMs, and the ability to switch devices seamlessly during calls. Teams can also monitor and coach calls remotely.

Unified communication platformCross-device call switchingAutomatic call transcription
💼 Business
(4.5K)
ad-supported
12
Beside (M1): AI Receptionist
Beside (M1): AI Receptionist
Beside (M1): AI Receptionist
From missed call to booked job
Free

This app provides a dedicated business phone number, transcribes calls and voicemails, and automatically suggests next steps. It helps reduce administrative tasks, improve focus, and ensures no important conversations are missed. Ideal for professionals managing a high volume of calls.

Dedicated business phone numberAutomatic call transcriptionAI-powered call summarization
📊 Productivity
(8.9K)
free with in-app purchases
13
2nd Line US Number & eSim Data
2nd Line US Number & eSim Data
2nd Line US Number & eSim Data
Virtual Number & Cellular Data
Free

This app offers a virtual phone number and cellular data, acting as a replacement for traditional phone carriers in over 200 countries. It allows users to get a US local number, port their existing number, and manage multiple private and public numbers for various personal and business needs.

Virtual US local phone numberPort your existing numberMultiple private and public numbers
💼 Business
(276)
subscription
14
Bria Enterprise
Bria Enterprise
Bria Enterprise
Voice, Video, Chat & Presence
Free

This VoIP softphone app enables voice, video, and chat communication for businesses. It requires an administrator-generated account for login and is provisioned through a platform for easy configuration and management.

VoIP softphoneVoice callsVideo calls
💼 Business
(1.7K)
free
15
Vonage Business Communications
Vonage Business Communications
Vonage Business Communications
by Vonage
Free

Stay connected with your business communications while on the go. Make calls, send texts, and join video conferences using a single business identity. Manage voicemails, contacts, and call settings from your mobile device.

Single business identity for calls, texts, and videoOn-the-go calling, texting, and video conferencingVoicemail playback and management
📊 Productivity
(21K)
free with in-app purchases
16
Mitel Connect
Mitel Connect
Mitel Connect
by Mitel Networks Corporation
Free

This app extends your desk phone functionality to your mobile device. Access contacts, join meetings, and manage calls and voicemails with a new, intuitive interface. It ensures your business caller ID is used, keeping your personal number private.

Mobile desk phone functionalityAccess enterprise contactsOne-click conference joining
💼 Business
(4.8K)
free
17
MobileVOIP international calls
MobileVOIP international calls
MobileVOIP international calls
Cheap phone calls worldwide
Free

Make affordable national and international calls directly from your iPhone. Save on mobile costs by using this app over various internet connections, including Wi-Fi. Access your contacts and bypass VoIP blockades for seamless communication worldwide.

Make SIP phone callsFree calls to select destinationsCheap international calls
🌐 Social Networking
(16K)
free with in-app purchases
18
Vonage Home Extensions
Vonage Home Extensions
Vonage Home Extensions
by Vonage
Free

This app extends your home VoIP phone service to your smartphone. Make and receive calls using your home number, save on international calls, and avoid roaming charges. It integrates with your contacts for easy dialing and offers features like Do Not Disturb and call blocking.

Make/receive calls on iPhone using home numberCalls ring on multiple smartphones simultaneouslyVoIP for business and home phone service
🔧 Utilities
(4.6K)
free
19
Second Number - Business Phone
Second Number - Business Phone
Second Number - Business Phone
Inbound & Outbound Phone Calls
Free

Get a second phone number for business, dating, or personal use without needing a second device. Purchase numbers in over 60 countries with high-quality audio and optional call recording. Future updates include virtual receptionists and SMS functionality.

Purchase phone numbers in 60+ countriesLocal, mobile, and toll-free numbersHigh-quality ISDN audio calls
📊 Productivity
(515)
free with in-app purchases
20
Burner: Second Phone Number
Burner: Second Phone Number
Burner: Second Phone Number
Private Text, Voice Calls, VPN
Free

Create and manage multiple private phone numbers for calls and texts. Keep your personal number secure by using disposable lines for different contacts or situations. Organize communications and block unwanted spam.

Multiple private phone numbersUnlimited SMS and callsBurn or swap numbers
🔧 Utilities
(93K)
free with in-app purchases

FAQ about Esi Ephonego2

What are the best esi ephonego2 apps for iPhone?
ePhoneGo2 tops our esi ephonego2 apps ranking as of June 2026, with a 4.3-star average from 1.1K App Store ratings, and it's free to download.
Yes — 19 of the top esi ephonego2 apps we rank are free to download, including ePhoneGo2 and ESI eMobile.
ePhoneGo2 has no ads and has no in-app purchases, according to its App Store listing as of June 2026.
We track 201+ esi ephonego2 apps on the iOS App Store as of June 2026, ranked by rating, recency, and analysis of real user reviews.
ePhoneGo2 enables employees to use their personal smartphones for business calls, mirroring the functionality of their ESI desktop phone. It allows them to make and receive business calls from anywhere, maintaining a single office phone number and voicemail.
Key features include receiving office calls on your mobile, making outgoing business calls that display your office caller ID, one-to-one video calls, accessing the corporate directory with availability status, and transferring calls. It also offers voicemail notifications and call recording.