Best Business Phone Line Apps

215+ iOS apps curated and reviewed

4.4 avg rating
20 free apps
Updated July 2026

Whether you're new to business phone line or looking for an upgrade, our curated collection of 215+ iOS apps has something for everyone. Each app is reviewed and rated by real users, helping you make an informed decision.

Compare top Business Phone Line Apps (July 2026)

#AppPriceRatingAdsIn-App PurchasesUpdated
1SmartLine Second Phone NumberSmartLine Second Phone NumberFree4.7★ (44K)NoNoJul 2026
2Beside (M1): AI ReceptionistBeside (M1): AI ReceptionistFree4.8★ (8.9K)YesYesJul 2026
3WhatsApp BusinessWhatsApp BusinessFree4.7★ (1.5M)YesYesJul 2026
4LinkedPhone—Pro Business LineLinkedPhone—Pro Business LineFree4.7★ (3.8K)NoYesJul 2026
5eVoice – Business Phone NumbereVoice – Business Phone NumberFree3.6★ (521)YesNoJul 2026
6Quo (formerly OpenPhone)Quo (formerly OpenPhone)Free4.4★ (11K)NoYesJul 2026
7GoDaddy Conversations - InboxGoDaddy Conversations - InboxFree4.2★ (3.8K)NoYesJul 2026
8Ooma OfficeOoma OfficeFree4.9★ (8.7K)NoNoJul 2026

Top Picks for Business Phone Line

SmartLine Second Phone Number#1

SmartLine Second Phone Number by GoDaddy.com, LLC

2nd phone number for business
Editor's Choice
💼 Business
4.7😞(44K ratings)
FreeIn-App Purchases
SmartLine Second Phone Number screenshot 1
SmartLine Second Phone Number screenshot 2
SmartLine Second Phone Number screenshot 3
SmartLine Second Phone Number screenshot 4
SmartLine Second Phone Number screenshot 5

Get a dedicated second phone number for your business to maintain privacy and professionalism. This app ensures calls are business-related, offers a spam filter, custom voicemail, and voicemail-to-text transcription. Manage your business communications efficiently with organized history and timely notifications.

What We Love

  • 🚀 Convenient business line
  • 📝 Stores call/text history
  • ⏱️ Ability to set business hours

Room to Improve

  • 🐛 Unreliable text messaging
  • 📞 Missed/dropped calls
  • 🔔 Delayed/missing notifications
Beside (M1): AI Receptionist#2

Beside (M1): AI Receptionist by Interface, Inc.

From missed call to booked job
Strong Contender
📊 Productivity
4.8😊(8.9K ratings)
FreeAdsIn-App Purchases
#70in Productivity
Beside (M1): AI Receptionist screenshot 1
Beside (M1): AI Receptionist screenshot 2
Beside (M1): AI Receptionist screenshot 3
Beside (M1): AI Receptionist screenshot 4
Beside (M1): AI Receptionist screenshot 5
Beside (M1): AI Receptionist screenshot 6

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.

What We Love

  • 🚀 Efficient AI assistant
  • 📝 Detailed call summaries
  • 📆 Calendar integration
  • 🔍 Searchable call history

Room to Improve

  • 🔊 Call quality issues
  • 🚫 Inability to delete conversations
  • 🕰️ Slow chat response
WhatsApp Business#3

WhatsApp Business by WhatsApp Inc.

Worth Considering
💼 Business
4.7😐(1.5M ratings)
FreeAdsIn-App Purchases
#12in Business
WhatsApp Business screenshot 1
WhatsApp Business screenshot 2
WhatsApp Business screenshot 3
WhatsApp Business screenshot 4
WhatsApp Business screenshot 5
WhatsApp Business screenshot 6

This app offers business tools to help you work smarter, build trust, and grow your customer base. It provides automated messages, organized conversations, and a professional profile to enhance customer interactions and sales.

What We Love

  • 🚀 Excellent communication tool
  • 👍 User-friendly interface
  • 🔒 Secure messaging
  • 💡 Helpful business features

Room to Improve

  • 🐛 Frequent app crashes and hangs
  • 🔍 Lack of customer support
  • 🔒 Privacy concerns with account suspensions

More Business Phone Line apps to explore

4
LinkedPhone—Pro Business Line
LinkedPhone—Pro Business Line
LinkedPhone—Pro Business Line
2nd Number—Calls, Texts, Teams
Free

This app provides a professional business phone system for small businesses, allowing users to manage calls, texts, and customer interactions from a single platform. It offers features like an auto-attendant, unified inbox, and AI-powered tools to enhance efficiency and customer service without needing a second phone.

Professional auto-attendantUnified inbox for calls, texts, and voicemailsAI-powered call summaries and reply suggestions
💼 Business
(3.8K)
free with in-app purchases
5
eVoice – Business Phone Number
eVoice – Business Phone Number
eVoice – Business Phone Number
Virtual Business Phone System
Free

This app provides a virtual business phone system, allowing users to manage multiple local or toll-free numbers and extensions from their smartphone or tablet. It offers features like organized voicemail with transcription, customizable call routing, and team contact sharing, all without needing cellular data.

Virtual business phone numbersMultiple extensionsVoicemail with transcription
💼 Business
(521)
freemium
6
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
7
GoDaddy Conversations - Inbox
GoDaddy Conversations - Inbox
GoDaddy Conversations - Inbox
2nd Phone Line + Unified Inbox
Free

This app provides a dedicated business phone number and a unified inbox to manage customer communications. It helps maintain professionalism, protect personal privacy, and streamline interactions across various platforms like social media and email. Features include custom greetings, business hours, and website chat integration.

Dedicated business phone numberUnified inbox for multiple platformsCustom voicemail greeting
💼 Business
(3.8K)
subscription
8
Ooma Office
Ooma Office
Ooma Office
Small Business Phone
Free

This app allows small businesses to make and receive calls using their office phone number from anywhere. It offers features like a virtual receptionist, call transfers, and voicemail management, ensuring a professional image and never missing a client call. It can be used over Wi-Fi, even internationally, to avoid roaming charges.

Virtual receptionistExtension dialingCall conferencing
📊 Productivity
(8.7K)
free
9
2nd Phone Number: BusinessLine
2nd Phone Number: BusinessLine
2nd Phone Number: BusinessLine
Organize your Text & Calls Now
Free

Obtain a dedicated business phone number on your existing device. Features include auto-replies, call recording, and enhanced privacy controls. Manage your professional communications seamlessly without needing a separate SIM card.

Dedicated business phone numberAuto-replies for messages and callsCall recording for important conversations
💼 Business
(3.8K)
subscription
10
Corporate Phone
Corporate Phone
Corporate Phone
by Corporate Tools LLC
Free

Get a second phone number that routes to your existing device, offering unlimited calling and texting. Protect your personal number from unwanted contacts and choose your own U.S. area code. Features include custom voicemail, spam blocking, and a contacts manager.

Second phone numberUnlimited calling and textingChoose U.S. area code
💼 Business
(4.9K)
subscription
11
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
12
Google Voice
Google Voice
Google Voice
Smarter voice calling
Free

This app provides a dedicated phone number for calls, texts, and voicemail, syncing across devices for seamless use anywhere. It offers advanced spam filtering, call forwarding, and searchable message history. Voicemails are transcribed for easy reading and can be sent to your email.

Dedicated phone numberCall, text, and voicemailCross-device syncing
📊 Productivity
(62K)
free
13
OnPhone: Second Number & eSIM
OnPhone: Second Number & eSIM
OnPhone: Second Number & eSIM
Private Texts & Calls, eSIMs
Free

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.

Multiple virtual phone numbersPrivate calls and textseSIM data plans
💼 Business
(51K)
free with in-app purchases
14
iPlum: Business Phone Number
iPlum: Business Phone Number
iPlum: Business Phone Number
Local,800 Tollfree,HIPAA Phone
Free

Add a second business phone number to your smartphone for local, toll-free, or international calls and texts. Enjoy HIPAA-compliant secure messaging, call recording, and a virtual receptionist. Stay connected and productive on the go with reliable VoIP service.

Second business phone numberLocal, toll-free, and international callingSecure HIPAA-compliant texting
💼 Business
(1.7K)
free with in-app purchases
15
My Verizon For Business
My Verizon For Business
My Verizon For Business
by Verizon Wireless
Free

Manage your business mobile accounts and operations on the go. This app provides tools to handle devices, bills, orders, and upgrades, ensuring your business stays connected and efficient.

Personalized recommendationsDevice and equipment managementBill review and payment
💼 Business
(136K)
free
16
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
17
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
18
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
19
VirtualPBX Softphone
VirtualPBX Softphone
VirtualPBX Softphone
Business Voice, Video and SMS
Free

Transform your smartphone into a powerful business phone system. Make and receive calls using your company's Caller ID, record conversations, and manage voicemails from your email. Enjoy high-quality calls over Wi-Fi or cellular data without using your personal minutes.

VoIP calling over data connectionCompany Caller IDCall recording
💼 Business
(329)
free
20
Phone2: Business Phone Number
Phone2: Business Phone Number
Phone2: Business Phone Number
Calling & texting for business
Free

This app provides dedicated US and Canadian phone numbers for business use, allowing unlimited calls and texts without needing a second phone or cellular data. It supports team collaboration, call recording, and verified calls to increase answer rates.

Dedicated US/Canada phone numbersUnlimited calls and textsTeam collaboration on shared numbers
💼 Business
(373)
free with in-app purchases

FAQ about Business Phone Line

What are the best business phone line apps for iPhone?
SmartLine Second Phone Number tops our business phone line apps ranking as of July 2026, with a 4.7-star average from 44K App Store ratings, and it's free to download.
Yes — 20 of the top business phone line apps we rank are free to download, including SmartLine Second Phone Number and Beside (M1): AI Receptionist.
SmartLine Second Phone Number has no ads and has no in-app purchases, according to its App Store listing as of July 2026.
We track 215+ business phone line apps on the iOS App Store as of July 2026, ranked by rating, recency, and analysis of real user reviews.
SmartLine provides a dedicated second phone number for your business, allowing you to make and receive calls and texts without revealing your personal number. It ensures you know when a call is for business, offers professional call quality, and helps you manage your communications effectively.
Key features include professional call quality using your cellular connection, a spam call filter, custom voicemail greetings, voicemail-to-text transcription, the ability to set business hours, organized conversation history, and notifications for missed calls and messages.