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Best Work Number App

0+ iOS apps curated and reviewed

4.5 avg rating
20 free apps
Updated June 2026

SmartLine Second Phone Number is the household name in work number app, but it's far from the only option. We track 0+ alternatives and competitors on iOS — many free, many higher-rated than you'd expect.

Compare top Work Number App (June 2026)

#AppPriceRatingAdsIn-App PurchasesUpdated
1SmartLine Second Phone NumberSmartLine Second Phone NumberFree4.7★ (44K)NoNoAug 2026
2Google VoiceGoogle VoiceFree4.3★ (62K)NoNoAug 2026
32nd Line - Second phone number2nd Line - Second phone numberFree4.6★ (16K)NoYesAug 2026
4Line2 - Second Phone NumberLine2 - Second Phone NumberFree4.4★ (20K)NoYesAug 2026
5NextivaONENextivaONEFree4.1★ (7K)NoNoAug 2026
6WorkMarket by ADPWorkMarket by ADPFree4.7★ (14K)NoNoAug 2026
7Ring4: Second Phone NumberRing4: Second Phone NumberFree4.4★ (2.9K)NoYesAug 2026
8Second Phone Number - 2NumberSecond Phone Number - 2NumberFree4.5★ (134K)NoYesAug 2026

Top Picks for Work Number App

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
Google Voice#2

Google Voice by Google

Smarter voice calling
Strong Contender
📊 Productivity
4.3😐(62K ratings)
Free
#30in Productivity
Google Voice screenshot 1
Google Voice screenshot 2
Google Voice screenshot 3
Google Voice screenshot 4
Google Voice screenshot 5
Google Voice screenshot 6

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.

What We Love

  • 🚀 Excellent service for 20+ years
  • 📞 Free calls and texts with WiFi
  • 🔒 Ability to block/filter numbers
  • 🔍 Helpful for business/privacy needs

Room to Improve

  • 🌍 Not available in some countries
  • 🔍 Contacts management issues
  • 🐛 Unstable connection, call drops
2nd Line - Second phone number#3

2nd Line - Second phone number by Patel Sardarben

Calls text.s from 2.nd number
Worth Considering
💼 Business
4.6😞(16K ratings)
FreeIn-App Purchases
2nd Line - Second phone number screenshot 1
2nd Line - Second phone number screenshot 2
2nd Line - Second phone number screenshot 3
2nd Line - Second phone number screenshot 4
2nd Line - Second phone number screenshot 5
2nd Line - Second phone number screenshot 6

Get a second phone number for calls and texts without needing a new SIM or device. This app provides real US, Canada, and Finland numbers for privacy, business, or personal use. Enjoy features like voicemail, call recording, and international calling.

What We Love

  • 🚀 Easy to set up
  • 💡 Provides second phone number
  • 🔒 Secure service

Room to Improve

  • 🐛 Unreliable service, frequent issues
  • 💰 Expensive, poor value for money
  • 🔍 Invasive ID verification requirements

More Work Number App apps to explore

4
Line2 - Second Phone Number
Line2 - Second Phone Number
Line2 - Second Phone Number
Calls, Texts, & SMS Messaging
Free

This app provides a second phone number for calls and texts, enhancing privacy and communication. It offers features like call screening, blocking, and unlimited messaging over Wi-Fi, eliminating the need for cellular data.

Second phone numberUnlimited calls and textsCall screening and blocking
📊 Productivity
(20K)
free with in-app purchases
5
NextivaONE
NextivaONE
NextivaONE
Business Phone Calls & Texts
Free

Establish a professional presence with a dedicated business phone number for calls and texts. Manage contacts, send SMS/MMS, and enjoy unlimited voice calling within the US and Canada. Offers free number porting and local/toll-free numbers.

Dedicated business phone numberUnlimited US/Canada callingMobile texting (SMS/MMS)
💼 Business
(7K)
free
6
WorkMarket by ADP
WorkMarket by ADP
WorkMarket by ADP
Work. Your way.
Free

Manage your freelance work and get paid faster. This app allows independent contractors to receive assignments, onboard, track work progress, submit invoices, and request payments directly from their mobile device.

Receive and manage work assignmentsSelf-onboarding and profile managementTrack work progress and submit deliverables
💼 Business
(14K)
free
7
Ring4: Second Phone Number
Ring4: Second Phone Number
Ring4: Second Phone Number
Private Calling & Texting
Free

Create a private second phone line for texting and calling without using your personal number. Ideal for online selling, dating, or business, it offers features like call recording and local area codes. Avoid roaming charges by calling over Wi-Fi.

Multiple private phone linesCall recordingLocal area codes
🔧 Utilities
(2.9K)
free with in-app purchases
8
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
(134K)
free with in-app purchases
9
2nd Line Second Phone Number ◎
2nd Line Second Phone Number ◎
2nd Line Second Phone Number ◎
Texting SMS and Voice Call Now
Free

This app provides a private second phone number for calls and texts without needing an extra SIM card. It offers unlimited texting and calling, custom numbers for various uses, and cost-effective international communication. Protect your privacy and manage multiple lines easily on your iOS device.

Multiple virtual phone linesCustomizable phone numbersPrivacy protection
🔧 Utilities
(1.5K)
free with in-app purchases
10
CompanyCam
CompanyCam
CompanyCam
Camera App for Contractors
Free

Organize job-related photos and documents with GPS-stamped images and live updates. Streamline progress tracking, crew check-ins, and customer communication with a photo-first approach. Includes document scanning, annotations, and reporting tools.

GPS and time-stamped photosLive photo and project feedDocument scanning and management
💼 Business
(29K)
subscription
11
Blink - The Frontline App
Blink - The Frontline App
Blink - The Frontline App
No.1 App for Frontline Workers
Free

This app provides frontline workers with a single platform for accessing essential tools, apps, and communications. It aims to boost engagement and retention by centralizing information and streamlining access to workplace applications.

Centralized Hub for files, assets, and toolsTargeted announcement and story feedIntegrated messenger with group and 121 chats
📊 Productivity
(419)
free
12
Job&Talent
Job&Talent
Job&Talent
Get work, near you, today
Free

Find and manage your work easily. View your schedule, confirm shifts, track your hours, and clock in/out directly from your phone. Receive feedback and grow your career with clear performance data.

View work scheduleConfirm shifts and attendanceTrack worked hours
💼 Business
(3.7K)
ad-supported
13
SLYNUMBER
SLYNUMBER
SLYNUMBER
Your second phone number.
Free

Get a real, private mobile number for calls and texts without a carrier contract. Protect your personal information and separate your communications for business, dating, or travel.

Real mobile numbers, not VoIPUnlimited inbound calls & texts100 outbound credits monthly
🌐 Social Networking
(2.6K)
subscription
14
Workday
Workday
Workday
Enterprise Workplace Solutions
Free

Access your enterprise workplace tools securely from your mobile device. Manage time off, view pay, submit expenses, and approve requests. Stay connected with company directory and learning resources, all with robust data security.

View pay and request time offSubmit timesheets and expensesApprove employee requests
💼 Business
(1.9M)
free
15
Wrike: Trusted work delivery
Wrike: Trusted work delivery
Wrike: Trusted work delivery
Deliver Without Doubt
Free

This cloud-based software facilitates project management, planning, and team collaboration for organizations of all sizes. It offers tools to manage work, respond to updates, and track progress on the go. Features include task assignment, time tracking, and custom request forms.

Project managementTeam collaborationTask assignment and scheduling
💼 Business
(6.8K)
freemium
16
Text Number-Phone Text Message
Text Number-Phone Text Message
Text Number-Phone Text Message
Text app number Talk txtme now
Free

Get a second phone number for texting without an extra SIM card. Protect your privacy by using this number for online registrations and separate your personal and work communications. Send multiple photos easily and block unwanted spam messages.

Get a second US or Canada numberBlock spam messagesSend multiple MMS messages
📊 Productivity
(11K)
free with in-app purchases
17
Housecall Pro: Field Service
Housecall Pro: Field Service
Housecall Pro: Field Service
Quote, Estimate, Invoice App
Free

Manage your home services business efficiently with this field service management platform. Streamline scheduling, customer communication, invoicing, and payments to save time and grow your business.

Scheduling and dispatchingCustomer communication toolsOnline booking capabilities
💼 Business
(29K)
subscription
18
SwitchUp - Second Phone Number
SwitchUp - Second Phone Number
SwitchUp - Second Phone Number
2nd Phone Line to Call & Text
Free

Obtain a secondary phone number for business or personal use, complete with robust spam protection and customizable calling hours. Manage calls and texts efficiently with features like auto-reply and transcribed voicemails, all while maintaining your privacy.

Second phone numberSpam protection powered by RoboKillerUnlimited calling and texting (US, Canada, Puerto Rico)
💼 Business
(4.9K)
free with in-app purchases
19
Clock In & Out Hours Tracker
Clock In & Out Hours Tracker
Clock In & Out Hours Tracker
Timesheet: Track Work Hour
Free

Accurately log work hours, pay, and overtime with this comprehensive timesheet app. Features include precision timers, smart pause/resume, and detailed worklog views to help you stay organized and boost productivity.

Precision timers for accurate hour loggingSmart pause and resume functionalityFlexible worklog and scheduling
💼 Business
(1.3K)
free with in-app purchases
20
Devyce - 2nd Number App
Devyce - 2nd Number App
Devyce - 2nd Number App
Another number for your phone.
Free

Get a second UK mobile number on your existing phone for personal or business use. Manage calls and messages, set custom quiet hours, and keep your primary number private. Ideal for professionals, expats, and anyone needing a separate line.

Second UK mobile numberUnlimited UK calls and messagesSeparate Do Not Disturb hours
💼 Business
(22)
subscription

FAQ about Work Number App

What is the best work number app for iPhone?
SmartLine Second Phone Number tops our work number app ranking as of June 2026, with a 4.7-star average from 44K App Store ratings, and it's free to download.
Yes — 20 of the top work number app we rank are free to download, including SmartLine Second Phone Number and Google Voice.
SmartLine Second Phone Number has no ads and has no in-app purchases, according to its App Store listing as of June 2026.
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.