220+ iOS apps curated and reviewed
The best +68 phone extension apps on iPhone average 4.5β across 220+ titles β we've ranked them by what real users actually keep on their phones. Updated June 2026.
Get a second phone number with Sideline and enjoy private texting, contact management, and more. Stay connected with unlimited texting and convenient call features, all in one app. Organize your conversations and never miss an important message.
Easily generate temporary phone numbers for enhanced privacy and security with our app. Safeguard your identity, communicate securely, and stay anonymous while enjoying customizable options and seamless integration with popular services.
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.
Get a second phone number, free texting, picture messaging, and free US phone service with this app. Stay connected with loved ones worldwide through WiFi or data. Try it now!
Easily make calls over WiFi with our intuitive app. Stay connected with friends globally without worrying about mobile network limitations. Download now to experience seamless WiFi calling.
Get a free second phone number for texting and calling with Text Me! Enjoy unlimited free calls and texts with this app. Try it now for a new way to communicate without extra charges!
Access a second phone number through this app for separate business and private communication needs. Enjoy text and call functionalities without the need for an additional SIM card.
Get a second phone number with PhoneLine for texting, calling, and chatting anonymously in the US. Stay connected wherever you are.
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!
Record your incoming and outgoing iPhone calls with ease using this call recorder app. Never miss important details from your calls - try it now!
Identify and block spam calls, search for unknown numbers, and utilize AI-powered call screening and recording features with this app. Enhance your phone call experience and safeguard your communication effortlessly. Spot annoying spam calls now!
Connect with healthcare professionals virtually through TeleNow to receive instant medical assistance, consultations, and prescriptions from qualified doctors. Download now for quick, convenient access to quality healthcare services anytime, anywhere.
Get a second private phone number with this app to make calls and send texts without revealing your personal number. Protect your privacy in work and social settings.
Get a Second Phone Number for Calls and Texts now! Enjoy the convenience of a second phone number without the need for an extra SIM card. Make calls, send texts, and keep your primary number private in various situations. Key features include selecting a second number, sending messages with US and Canadian numbers, and making international calls. Try it today for added privacy and functionality.
Track and identify unknown callers with ease using a location tracker app. Say goodbye to worrying about mystery calls β discover who's calling you now.
Reverse Phone Lookup application that helps you identify unknown callers and block spam calls. Simply enter a phone number to get detailed caller information and take control of your incoming calls. Stay informed and stay safe with Number Finder.
Get a second phone number for work or personal use without a new SIM card, with unlimited calls and texts in the USA and Canada, and choose from a large selection of local numbers. Download the app to easily separate your personal and business life and have a professional phone system in your pocket.
Discover and track local events, activities, and services near you with a user-friendly app that simplifies your search. Stay connected to your community by easily finding what you need at your fingertips. Download now to start exploring!
This application provides teams with a comprehensive phone system, offering features like unlimited calling and texting, a lightweight CRM, integration with various platforms, and exceptional customer support. Users can easily manage business communications, keep personal and business numbers separate, and try it for free for 7 days. Get started in minutes with no long-term commitment.
"Get a second phone number for personal or business use with OnPhone. Make international calls, choose custom numbers, and enjoy features like voicemail, call recording, call forwarding, and more with eSIM technology to save on data fees. Download now!"