18.7
Zulip is team chat software that organizes conversations in channels and supports guest access.
Free planOpen sourceAndroidiOSWeb
Alternatives to KakaoTalk
28.2
Microsoft Teams is a communications and collaboration app for chat, channels, calls, meetings, and screen sharing.
Free planAndroidiOSWeb
38.2
Rocket.Chat is a messaging platform for teams, with channels, guest access and unlimited message history.
Free planOpen sourceAndroidiOSWeb
- 4
Slack
Slack is a team collaboration platform built around channels, messages, and connected apps.
Free planAndroidiOSWebLinux8.2From $8.75 a month - 5
SimpleX Chat
SimpleX Chat is a free messaging app built on the SimpleX platform, available for Android, iOS, Linux, macOS, and Windows.
Free planOpen sourceAndroidiOSAPILinux8.0Free plan - 6
Chanty
Chanty is a team chat and collaboration tool with channels, guest access and unlimited message history.
Free planAndroidiOSWebAPI7.9From $36 a year - 7
Pumble
Pumble is a team communication and collaboration app for businesses, available on the web, Windows, macOS, Linux, iOS, and Android.
Free planAndroidiOSWebAPI7.9From $2.49 a month - 8
Wire
Wire provides organizations with end-to-end encrypted messaging, calls, conferencing, and file sharing.
Free planAndroidiOSWebLinux7.9From €7.45 a month - 9
Discord
Discord is a communications platform for voice, video, and text, with communities organized into servers and channels.
Free planAndroidiOSWebAPI7.8From $29.99 a year - 10
JANDI
JANDI is a messenger-based collaboration tool for workplace communication and teamwork.
Free planAndroidiOSWebmacOS7.6From $6 a month - 11
Beeper
Free planAndroidiOSLinuxmacOS7.5From $9.99 a month - 12
Session
Session is a decentralized, end-to-end encrypted private messaging app for Android, iOS, Linux, macOS, and Windows.
Free planAndroidiOSLinuxmacOS7.4From $2.99 a month - 13
Troop Messenger
Troop Messenger is a team messaging platform from Troop Messenger, headquartered in Hyderabad, Telangana, India.
Free planAndroidiOSWebLinux7.3From $2.50 a month - 14
Twist
Twist is a team messaging service organized around channels, with guest access and integrations for work tools.
Free planAndroidiOSWebLinux7.3From $6 a month - 15
Threema
Threema is a paid messaging app for private and business use, with text and voice messages, voice and video calls, group calls, media sharing, file…
AndroidiOSWebAPI7.2From $3 a month - 16
Telegram
Telegram is a cloud-based messaging app for mobile and desktop, focused on security and speed.
Free planAndroidiOSWebAPI7.0Free plan - 17
Signal
Signal is a private messaging app for sending messages and making internet calls.
Free planAndroidiOSLinuxmacOS6.9Free plan - 18
imo
imo is a communication app for internet calls and messaging, available on Android, iOS, macOS, web, and Windows.
Free planAndroidiOSWebmacOS6.8Free plan - 19
Viber
Viber is a free calling and messaging app for Android, iOS, Linux, macOS, and Windows.
Free planAndroidiOSLinuxmacOS6.8Free plan - 20
Brosix
Brosix is a paid team communication service available on Windows, macOS, Linux, iOS, Android, and the web.
AndroidiOSWebLinux6.7From $8 a month - 21
Flock
Flock is a team collaboration service organized around channels, guest access, and messaging.
AndroidiOSWebExtension6.7 - 22
Briar
Briar is a free messaging app designed for people such as activists and journalists who need communication without a central server.
Free planAndroidLinuxmacOSWindows6.6Free plan - 23
6.4Free plan - 24
Element
AndroidiOSWebLinux6.3 - 25
Conversations
Android6.1From €12 a year - 26
Zalo
AndroidiOSWebmacOS5.4 - 27
Messenger
AndroidiOSWeb5.3 - 28
Tencent QQ
AndroidiOSmacOSWindows5.2 - 29
WeChat
Android4.6