Kakao Talk Alternatives & Competitors

Telegram is a messaging app with a focus on speed and security. It’s superfast, simple and free.

Key Telegram features:

Privacy and Security Multi-Platform Support Cloud Storage Large Group Chats

Open Source

WhatsApp Messenger: More than 1 billion people in over 180 countries use WhatsApp to stay in touch with friends and family, anytime and anywhere.

Key WhatsApp features:

End-to-End Encryption Cross-Platform Availability Cost-Effective Wide Adoption

free

VoIPstudio is an award-winning VoIP system that offers businesses of all sizes a scalable communication solution. It’s inexpensive, easy-to-use, offers a full suite of PBX features, and is fully integrated for CRM.

Key VoIPstudio features:

Call Recording Call Forward Call Analytics and Reporting Call Conferencing

Try for free paid Free Trial $4.99 / Monthly (User)

Facebook Messenger is a faster way to message.

Key Facebook Messenger features:

Widespread Usage Free Messaging Integration with Facebook Multimedia Support

Trillian is a decentralized and federated instant messaging platform that lets your whole company send private and group messages, keep tabs on what co-workers are doing, share files, and much more.

Key Trillian features:

Multiplatform Support Unified Messaging Security and Encryption Customizable Interface

A messaging app for teams who see through the Earth!

Key Slack features:

Real-Time Communication Channel Organization Integration Capabilities Search Functionality

Private & Secure Messenger.

Key Wire features:

End-to-End Encryption Cross-Platform Support Open Source Rich Media Support

Open Source

Fast, simple & secure messaging. Privacy that fits in your pocket.

Key Signal features:

End-to-End Encryption Open Source User Privacy Cross-Platform Availability

Open Source

Stay in touch with your family and friends for free on Skype. Download Skype today to chat and call on desktop and mobile.

Key Skype features:

Cross-platform availability Integration with Microsoft services Free video and voice calls Screen sharing

Open-source video calling and chat platform.

Key Jitsi features:

Open Source Cost Privacy Ease of Use

LINE is a Japanese proprietary application for instant messaging on smartphones and PCs.

Key LINE features:

Wide Range of Features High-Quality Voice and Video Calls Stickers and Emojis Security Features

Pidgin is an easy to use and free chat client used by millions. Connect to AIM, MSN, Yahoo, and more chat networks all at once.

Key Pidgin features:

Multi-Protocol Support Open Source Cross-Platform Plugin Support

Miranda IM is the smaller, faster, easier instant messenger with support for multiple protocols.

Key Miranda IM features:

Lightweight Highly Customizable Open Source Multi-Protocol Support

Cisco Jabber lets you access presence, instant messaging (IM), voice, video, voice messaging, desktop sharing, and conferencing.

Key Cisco Jabber features:

Unified Communication Cross-Platform Compatibility Security Integration with Cisco Products