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Best Call Line Apps

223+ iOS apps curated and reviewed

4.4 avg rating
20 free apps
Updated June 2026

Whether you're new to call line or looking for an upgrade, our curated collection of 223+ iOS apps has something for everyone. Each app is reviewed and rated by real users, helping you make an informed decision.

Top Picks for Call Line

LINE#1

LINE by LY Corporation

Editor's Choice
🌐 Social Networking
3.2😞(18K ratings)
FreeAdsIn-App Purchases
#36in Social Networking
LINE screenshot 1
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LINE screenshot 5
LINE screenshot 6

Connect with friends and family through free voice and video calls, messages, and a wide array of stickers and themes. This communication platform offers a seamless experience across mobile, desktop, and smartwatches, with enhanced privacy features and content discovery options.

What We Love

  • 💬 Great messaging app
  • 🎨 Customizable with cute stickers
  • 🌐 Useful for international communication
  • 🔒 Secure and private

Room to Improve

  • 🐛 Frequent bugs and glitches
  • 🔑 Difficult account recovery and transfer
  • 🚫 Accounts suspended without explanation
2nd Line - Second phone number#2

2nd Line - Second phone number by Patel Sardarben

Calls text.s from 2.nd number
Strong Contender
💼 Business
4.6😞(15K ratings)
FreeAdsIn-App Purchases
2nd Line - Second phone number screenshot 1
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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
My Second Line Text Voice Call#3

My Second Line Text Voice Call by AutoBizLine, Inc.

My 2nd Line Voice and Messages
Worth Considering
📊 Productivity
4.7😞(7.2K ratings)
FreeAdsIn-App Purchases
My Second Line Text Voice Call screenshot 1
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Obtain a secondary phone number for your smartphone, offering both local and international options. This app provides private calling and texting capabilities, ideal for personal use or business needs, with features like voicemail transcription and auto-reply.

What We Love

  • 🚀 Easy to use
  • 👍 Convenient for business
  • 🚀 Quick setup
  • 👍 Helpful for verification codes

Room to Improve

  • 💰 Expensive subscription
  • 🐛 Numbers not working as expected
  • 🔒 Privacy concerns

More Call Line apps to explore

4
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
5
Second Line Calling/Texting
Second Line Calling/Texting
Second Line Calling/Texting
Add a 2nd phone number
Free

Add a second phone number to your device for private texting and calling. Protect your personal number from spam and unwanted calls when dating, selling online, or for any project. Easily manage multiple numbers and contacts within the app.

Add a second phone numberKeep personal number privateUnlimited texts and calls (premium)
🌐 Social Networking
(2K)
free with in-app purchases
6
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
7
Talkatone: WiFi Text & Calls
Talkatone: WiFi Text & Calls
Talkatone: WiFi Text & Calls
Unlimited Voice Calling, Texts
Free

This app provides a free US/Canada phone number for unlimited WiFi calling and texting within the US and Canada. It also offers affordable international calls and allows users to send picture messages. Ideal for staying connected without a traditional cell plan.

Free US/Canada phone numberUnlimited WiFi callingUnlimited WiFi texting
🌐 Social Networking
(140K)
free with in-app purchases
8
SmartLine Second Phone Number
SmartLine Second Phone Number
SmartLine Second Phone Number
2nd phone number for business
Free

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.

Dedicated business phone numberProfessional call quality (not VoIP)Spam call filtering
💼 Business
(44K)
subscription
9
Second Phone Number ™ 2nd Line
Second Phone Number ™ 2nd Line
Second Phone Number ™ 2nd Line
Second line for calls & texts
Free

Obtain a secondary phone number for calls and texts without a new SIM card. This app provides a private line for business or personal use, masking your primary number. It offers flexible subscription or one-time purchase options with included credits.

Instant second phone numberSeparate line for calls and textsMasks personal number for privacy
💼 Business
(4.6K)
free with in-app purchases
10
Nextplus: Private Phone Number
Nextplus: Private Phone Number
Nextplus: Private Phone Number
Unlimited 2nd Line Talk & Text
Free

Get a free US phone number for unlimited texting and calling to US and Canadian numbers. Works over WiFi and allows you to communicate without sharing your personal number. Offers inexpensive outbound calls and can turn devices like iPod touch into phones.

Free US phone number with selectable area codeUnlimited free texting (SMS, MMS, group chat)Free inbound phone calls
🌐 Social Networking
(90K)
free with in-app purchases
11
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
12
Phoner: Second Phone Number
Phoner: Second Phone Number
Phoner: Second Phone Number
Texting & Voice Calling
Free

This app provides a secondary phone number for texting and calling, allowing users to protect their privacy. It offers features like call recording, anonymous caller lookup, and international calling. Users can get multiple numbers for various needs, from personal use to business.

Second phone number for texting and callingProtect privacy by hiding real numberInternational calling and texting
🔧 Utilities
(34K)
free with in-app purchases
13
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
14
Second Phone Number . 2nd Line
Second Phone Number . 2nd Line
Second Phone Number . 2nd Line
Calls & Text On 2Number Phone
Free

Get a private and secure virtual phone number for calls and texts without needing a new SIM card. Manage multiple lines with unique settings, voicemail, and call recording. Ideal for travelers, expats, and anyone needing to keep their primary number private.

Virtual phone numberPrivate and secure calls/textsMultiple lines management
💼 Business
(2.8K)
free with in-app purchases
15
Second Phone Number | 2nd Line
Second Phone Number | 2nd Line
Second Phone Number | 2nd Line
Text Me Now + Unlimited Call
Free

Obtain a private, secure second phone number for calls and texts. Easily separate personal and professional life, communicate globally with low rates, and enjoy features like voicemail and caller ID. Cancel anytime with flexible plans.

Get a real second phone number instantlySeparate work and personal lifeCall and text worldwide
🌐 Social Networking
(158)
free with in-app purchases
16
AI Line: Second Phone Number
AI Line: Second Phone Number
AI Line: Second Phone Number
2nd Line for Text & Call
Free

Get a secure US second phone number for private calls and texts. Manage all your communications, including Wi-Fi calling and affordable international options, without exposing your primary number. Features an AI assistant to handle calls and provide summaries.

Secure US second phone numberPrivacy-first calls and textsWi-Fi calling and international calls
📊 Productivity
(637)
free with in-app purchases
17
Safe Line: Call Blocker
Safe Line: Call Blocker
Safe Line: Call Blocker
Spam Calls
Free

This app helps you avoid unwanted spam and scam calls by instantly blocking them. Protect yourself from bothersome callers with an easy-to-use blocking feature. Manage your subscriptions and privacy through your app store settings.

Block spam calls instantlyProtect from scammersManage subscriptions
🔧 Utilities
(1)
free with in-app purchases
18
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
19
Second Phone Line Ninja Number
Second Phone Line Ninja Number
Second Phone Line Ninja Number
Business Call Auto Forward
Free

This app provides a separate business phone number to manage professional communications. It features AI-powered auto-replies, visual voicemail, and call analytics to streamline operations. Teams can collaborate on calls and texts, with an option for live operator support.

Separate business and personal callsAI-powered auto-reply for texts and voicemailsCloud-powered visual voicemail
💼 Business
(169)
subscription
20
Duo Phone Number - 2nd Line
Duo Phone Number - 2nd Line
Duo Phone Number - 2nd Line
Sideline for private call &sms
Free

This app provides a private second phone number for calls and texts, allowing you to separate personal and work communications. It offers global calling and texting capabilities with various credit plans and an optional premium subscription for an ad-free experience.

Private second phone numberGlobal calls and textsCost-efficient international rates
🌐 Social Networking
(373)
free with in-app purchases