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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.

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

SmartLine provides a second phone number for your business, ensuring professional communication separation. It offers features like professional call quality, spam call filtering, custom voicemail, and more. Stay organized, set business hours, and manage your business calls efficiently. Get SmartLine now and enhance your business communications.

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 LLC

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

"Get a smarter voice calling experience with this app that provides you with a phone number for calls, texts, and voicemail. Stay in control with spam filtering, personalized settings, and easy message management across devices. Enjoy advanced features like voicemail transcription and save on international calling rates. Available for personal Google Accounts in the US and Google Workspace accounts in select markets."

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😞(15K ratings)
FreeAdsIn-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 with 2nd Line app and make calls and send texts from an additional number without needing an extra SIM card or phone. Use real US, Canada, and Finland phone numbers for calling and texting with the convenience of receiving calls and messages even when the app is closed.

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

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4
Line2 - Second Phone Number
Line2 - Second Phone Number
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Calls, Texts, & SMS Messaging
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Get a second phone number for calls and texts with Line2 - a convenient communication app that helps you manage work and personal contacts separately. Stay connected on the go without needing a second device. Try Line2 today!

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5
NextivaONE
NextivaONE
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Business Phone Calls & Texts
Free

Access a powerful business phone system on the go with our app. Stay connected to your team and clients from anywhere, manage calls efficiently, and streamline communication seamlessly. Download now for increased productivity and convenience.

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WorkMarket by ADP
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WorkMarket by ADP
Work. Your way.
Free

Manage work assignments, communicate with clients, submit invoices, and get paid seamlessly as an independent contractor with an iOS app. Receive work notifications, self-onboard, manage work on-site, request payments, and access support within the app. Transform your work experience with WorkMarket.

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7
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Get a second phone number for private calls and texts with 2Number! Make international calls, hide your real number, and use features like call recording and text messaging. Perfect for online services, dating, and more. Try it now!

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2nd Line Second Phone Number ◎
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10
CompanyCam
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Camera App for Contractors
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Capture, organize, and share job-related photos seamlessly with this camera app designed for contractors. Features include GPS tagging, live project feeds, document scanning, annotations, checklists, templates, and CRM integrations. Streamline your workflow and stay connected with your team effortlessly. Synchronize your jobs, not your photos.

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11
Blink - The Frontline App
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No.1 App for Frontline Workers
Free

An essential app for frontline workers, providing a centralized platform for communication, tools, and engagement. With features like a hub for organization, a feed for updates, a messenger for quick communication, and more, Blink revolutionizes workforce management and boosts engagement. Join today and experience a digitally-connected and empowered workforce.

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12
Job&Talent
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13
SLYNUMBER
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Get a second mobile number for added privacy and anonymity with SLYNUMBER. Use it for personal or business purposes, and enjoy real mobile numbers that work everywhere. No need for two phones - have both on one handset.

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14
Workday
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Enterprise Workplace Solutions
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Access your workplace applications conveniently with our mobile app. Employees can manage pay, time off, timesheets, and expenses, while managers can approve requests, view team profiles, and access reports on-the-go. Stay connected securely with push notifications and biometric authentication.

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15
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This application is a powerful cloud software tool for project management, planning, and team collaboration used by over 15,000 organizations. With a focus on sophisticated work flows, it helps users track projects efficiently and achieve seamless team collaboration.

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16
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Text Number allows you to have a 2nd phone texting option to separate work and personal life without needing an extra SIM card. Choose your own number, block spam messages, receive verification codes, and keep work and personal communication separate. Start texting with Text Number today!

📊 Productivity
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17
Housecall Pro: Field Service
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Housecall Pro helps you efficiently manage your business by providing tools for invoicing, dispatching, and scheduling. Streamline your operations and improve your productivity with this all-in-one solution. Try it now!

💼 Business
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18
SwitchUp - Second Phone Number
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An app that provides users with a second phone number for privacy and convenience, allowing them to make calls and send texts without revealing their personal number. Stay in touch with clients, colleagues, or friends while keeping your primary number secure.

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19
Clock In & Out Hours Tracker
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Timesheet: Track Work Hour
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Effortlessly track and manage your daily activities with precision timers, smart pause/resume, visual insights, personalized notes, custom notifications, and more using this ultimate time management app. Stay organized, reduce stress, and enhance efficiency by downloading now!

💼 Business
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Devyce - 2nd Number App
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Another number for your phone.
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Manage your primary and second phone number effortlessly with Devyce - 2nd Number App. Enjoy unlimited calls and messages to UK numbers, personalized Do Not Disturb hours, and secure a fresh UK mobile number. Perfect for SMEs to strengthen business communication and freelancers looking to separate work and personal calls. Contact us for easy porting and streamline your communications today.

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(2)

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