Apps similar to Line2 include Zulip, which is open source and free for personal use. Other options are Google Voice, Trillian, JMP.chat and TextNow. Video Calling Apps like Line2 are a crowded field, with more than 50 alternatives for iPhone, Android, the web, iPad and Windows.
Threaded group conversations combine live and asynchronous messaging, separating topics for organized collaboration, supporting open-source, cloud, and self-hosted deployments, secure communication with encryption, and multi-platform access for diverse teams.
United States
Google Voice gives you one number for all your phones, voicemail organized in an email format, free US long distance calls, low rates on international calls, and many free calling features, including transcripts, call blocking, call screening, conference calling, SMS, and more.
United States
Trillian is an instant messaging app that works on phones, tablets, and desktops while keeping your chats neatly synchronized between all of them! We think conversation should be easily shared between all of your devices, not trapped as text messages on your phone.
United States
TextNow helps its users stay connected by providing them with a free, unlimited text and calling app that is fit for every budget - even $0.
United States
MicroSIP is a free portable SIP softphone for Windows based on PJSIP stack. It allowing to do high quality VoIP calls (P2P or on regular telephones) via open SIP protocol. From cloud of SIP providers you can choose best for you, register account and use it with MicroSIP. You'.
Cloud-based call center for small businesses offering easy setup; manages calls, auto dialer boosts engagement, real-time agent training and superb customer support.
United States
Talkatone gives you free calls, text messages, real-time location sharing and picture sharing to Facebook and Google friends, or any phone number in US.
United States
Offers free global video and voice calling, group chat with up to 50 participants, in-app messaging that bypasses SMS plans, music clip sharing via Spotify, photo editing, gaming and gifts, animated messages, mini-games during calls, and centralized media gallery.
Cyprus
EU
UniTel Voice is a virtual phone system app priced and designed for small business owners and startups. It turns your cell phone into your office phone and lets you run your business from anywhere.
United States
KakaoTalk is a phone number based messenger service that allows users anywhere in the world to chat one-to-one or in a group for free. (no SMS service)
South Korea
