Instant Messengers

Briar
Free • Open Source
Instant Messenger
Encrypted Chat App
Group Chat App
Linux
Android
Flathub
F-Droid
51 alternatives to Briar
An open-source decentralized and encrypted messaging app even without internet connection via Wi-Fi and Bluetooth. Messages are stored securely on your device, not in the cloud. Connect directly with nearby contacts - no Internet access is required.
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Briar Features
1. DecentralizedBriar is based on a decentralized infrastructure with no single entity controlling it.
2. Works OfflineBriar can be used without the need to connect to the internet.
3. End-to-End EncryptionBriar has E2E Encryption, for entire or parts of the app.
4. No registration requiredYou can use most of the features in Briar without registration.
5. Self Destructing MessagesBriar supports the use of private messages that will be auto deleted according to a specified time or action.
6. Ad-freeBriar doesn't contain any form of external advertising.
7. LightweightBriar consumes less device resources compared to similar apps.
8. Dark ModeBriar supports dark mode for comfortable usage in low light conditions.
9. Privacy focusedBriar is considered a privacy friendly alternative.
Bluetooth Support
Mesh network
Support for TOR
Peer-To-Peer
LAN
Non-cloud solution
Secure Chat
Distributed
Sync via TOR network
Top 3 alternatives
RetroShare
Free • Open Source
Instant Messenger
Encrypted Chat App
Video Calling App
Mac
Windows
Linux
Android
BSD
OpenSSL
OpenPGP
98 alternatives to RetroShare
RetroShare is a open source cross-platform, private and secure decentralized communication system. It lets you to securely chat, share photos, videos, and more, using OpenPGP to authenticate peers and .
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RetroShare Features
1. DecentralizedRetroShare is based on a decentralized infrastructure with no single entity controlling it.
2. Privacy focusedRetroShare is considered a privacy friendly alternative.
3. End-to-End EncryptionRetroShare has E2E Encryption, for entire or parts of the app.
4. GPG EncryptionRetroShare supports GPG (aka GnuPG) for encryption of things like emails, messages, files, etc.
Serverless
Secure Chat
Secure File Sharing
Anonymous Secure Filesharing
Voice Chat
Top 3 alternatives
Revolt
Free • Open Source
Group Chat App
Video Calling App
Instant Messenger
Windows
Linux
Online
Android
Flathub
Rust
20 alternatives to Revolt
Revolt is a brand new chat platform designed around you.
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Revolt Features
1. Privacy focusedRevolt is considered a privacy friendly alternative.
2. Ad-freeRevolt doesn't contain any form of external advertising.
3. VoiP CallsRevolt allows you to make voice calls over Internet using the Voice over Internet Protocol (VoIP).
4. No TrackingRevolt will not track you or use your personal data.
5. End-to-End EncryptionRevolt has E2E Encryption, for entire or parts of the app.
6. Cloud SyncSync your data (notes, documents, bookmarks, etc.) across your different devices and to the cloud.
7. Screen SharingYou can use Revolt to share your screen with your colleages or friends.
Text chat
Bots
Multiple Servers
Reactions
Custom roles
Group Voice Chat
Voice Chat
Cross-Platform
Push to talk
Public groups chat
Top 3 alternatives
Viber
Freemium • Proprietary
Group Chat App
Instant Messenger
Video Calling App
Mac
Windows
Linux
Android
iPhone
Android Tablet
HUAWEI AppGallery
iPad
Apple Watch
167 alternatives to Viber
With Viber, everyone in the world can connect. Freely. More than 460 million Viber users text, make HD-quality phone and video calls, and send photo and video messages worldwide over WiFi or 3G - for free.
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Viber Features
1. Desktop SharingViber enables you to share your screen with other people in the same office or working remotely.
2. VoiP CallsViber allows you to make voice calls over Internet using the Voice over Internet Protocol (VoIP).
Phone calls
Animated stickers
Call Transfer
Secret chats
Multiple languages
Hidden chat
Voice Chat
Encrypted VoIP calls
Push to talk
Top 3 alternatives
Station
Free • Open Source
Application Launcher
Instant Messenger
Mac
Windows
Linux
Microsoft Edge
Google Chrome
Brave
26 alternatives to Station
Station is the first open-source smart browser for busy people. A single place for all of your web applications.
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Station Features
1. Ad-freeStation doesn't contain any form of external advertising.
App integration
Integrated Search
Slack client
Open API
Knowledge Management
Live Push Notifications
Team Messaging
Top 3 alternatives
Utopia
Free • Proprietary
Instant Messenger
Encrypted Chat App
Group Chat App
Mac
Windows
Linux
41 alternatives to Utopia
Utopia P2P Ecosystem. Utopia is a feature-rich platform that is specifically designed to protect privacy of communication, confidentiality, and security of personal data. Utopia is a decentralized network, with no central server involved in data transmission or storage.
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Utopia Features
1. No TrackingUtopia will not track you or use your personal data.
2. DecentralizedUtopia is based on a decentralized infrastructure with no single entity controlling it.
3. AES-256 EncryptionUtopia has AES-256 Encryption, i.e. very strong security.
4. VoiP CallsUtopia allows you to make voice calls over Internet using the Voice over Internet Protocol (VoIP).
Encrypted Email
P2P Network
Own crypto currency (CRP)
Multiple languages
In-built Cryptocurrency Cryptons (CRP)
App lock option
Encrypted database
Integrated Web Browser
Todoist integration
In-built voice-synthesizer
Top 3 alternatives
Rambox
Freemium • Proprietary
Instant Messenger
Application Launcher
Mac
Windows
Linux
38 alternatives to Rambox
Free and Cross Platform messaging and emailing app that combines common web applications into one.
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Rambox Features
1. PortableRambox can be used from a USB stick or similar with no prior installation.
2. Multiple Account supportRambox support multiple accounts without the need to logout and login
Web application wrapper
Instagram integration
Support for Multiple protocols
Skype integration
Multi-messenger
Active discord support system
Configurable
Built-in themes
Publish on LinkedIn
Telegram
Top 3 alternatives
Conversations
Free • Open Source
Instant Messenger
Group Chat App
Encrypted Chat App
Android
Android Tablet
F-Droid
141 alternatives to Conversations
Conversations is a privacy focused, open source XMPP Texting [Jabber] client for Android 4.0+ smart phones with wife-approved easy encryption [OTR, OMEMO, or GPG].
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Conversations Features
1. DecentralizedConversations is based on a decentralized infrastructure with no single entity controlling it.
2. End-to-End EncryptionConversations has E2E Encryption, for entire or parts of the app.
3. OpenPGPConversations supports OpenPGP, a standard of PGP encryption that is open-source for public use.
4. GPG EncryptionConversations supports GPG (aka GnuPG) for encryption of things like emails, messages, files, etc.
5. LightweightConversations consumes less device resources compared to similar apps.
6. Dark ModeConversations supports dark mode for comfortable usage in low light conditions.
7. Ad-freeConversations doesn't contain any form of external advertising.
8. Self Destructing MessagesConversations supports the use of private messages that will be auto deleted according to a specified time or action.
9. Privacy focusedConversations is considered a privacy friendly alternative.
Image Sharing
Encrypted Connection
Supports XMPP
OMEMO
OTR
Federated
Chat Bot
Intuitive Interface
Xmpp
Secure Chat
Top 3 alternatives
Delta Chat
Free • Open Source
Encrypted Chat App
Instant Messenger
Group Chat App
Mac
Windows
Linux
Android
iPhone
Android Tablet
FLATHUB
F-Droid
56 alternatives to Delta Chat
Delta Chat looks and feels like other popular messenger apps, but does not involve centralized control, tracking or selling you, friends, colleagues or family out to large organizations. "Privacy by Design" has never been more fun.
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Delta Chat Features
1. DecentralizedDelta Chat is based on a decentralized infrastructure with no single entity controlling it.
Encrypted Email
IMAP Support
Multiple languages
Electron based
Top 3 alternatives
ElectronIM
Free • Open Source
Instant Messenger
Web Browser
Mac
Windows
Linux
6 alternatives to ElectronIM
Free open source Electron based multi instant messaging (IM) client.

Combine all your IM applications (or whatever you want) in a single browser (Electron) window.
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ElectronIM Features
1. Spell CheckingElectronIM can detect and correct all types of grammar and spelling mistakes.
2. Multiple Account supportElectronIM support multiple accounts without the need to logout and login
3. PortableElectronIM can be used from a USB stick or similar with no prior installation.
4. LightweightElectronIM consumes less device resources compared to similar apps.
5. No TrackingElectronIM will not track you or use your personal data.
6. Ad-freeElectronIM doesn't contain any form of external advertising.
7. No registration requiredYou can use most of the features in ElectronIM without registration.
8. Dark ModeElectronIM supports dark mode for comfortable usage in low light conditions.
Whatsapp integration
Multiplatform
Notifications
Telegram
Multi-messenger
Customizable
Top 3 alternatives
Linphone
Free • Open Source
Instant Messenger
Encrypted Chat App
Group Chat App
Mac
Windows
Linux
Online
Android
iPhone
Android Tablet
iPad
Xfce
78 alternatives to Linphone
Linphone is one of the most famous open source softphones in the world. It is fully SIP-based, for all calling, presence and IM features.
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Linphone Features
1. End-to-End EncryptionLinphone has E2E Encryption, for entire or parts of the app.
SIP client
SIP
Softphone
Voice Chat
Live Push Notifications
Encrypted VoIP calls
Audio Conferencing
Top 3 alternatives
Ferdium
Free • Open Source
Instant Messenger
Web Browser
Mac
Windows
Linux
15 alternatives to Ferdium
All your services in one place, built by the community.
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Ferdium Features
1. No TrackingFerdium will not track you or use your personal data.
2. No registration requiredYou can use most of the features in Ferdium without registration.
3. Dark ModeFerdium supports dark mode for comfortable usage in low light conditions.
4. Cloud SyncSync your data (notes, documents, bookmarks, etc.) across your different devices and to the cloud.
5. Ad-freeFerdium doesn't contain any form of external advertising.
6. Support for ThemesYou can use themes and templates to change the look and feel of Ferdium.
7. Privacy focusedFerdium is considered a privacy friendly alternative.
8. LightweightFerdium consumes less device resources compared to similar apps.
Unified messaging
Workspaces
Multiple languages
Unified communications
Top 3 alternatives
FluffyChat
Free • Open Source
Encrypted Chat App
Instant Messenger
Group Chat App
Mac
Windows
Linux
Online
Android
iPhone
Flathub
Ubuntu Touch
F-Droid
171 alternatives to FluffyChat
FluffyChat is an open, nonprofit and cute matrix messenger app for Ubuntu Touch, Android and iOS.
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FluffyChat Features
1. DecentralizedFluffyChat is based on a decentralized infrastructure with no single entity controlling it.
2. End-to-End EncryptionFluffyChat has E2E Encryption, for entire or parts of the app.
3. Privacy focusedFluffyChat is considered a privacy friendly alternative.
4. Ad-freeFluffyChat doesn't contain any form of external advertising.
5. Dark ModeFluffyChat supports dark mode for comfortable usage in low light conditions.
Matrix Protocol
Voice messages
Security focused
Top 3 alternatives
Facebook Messenger
Free • Proprietary
Instant Messenger
Video Calling App
Group Chat App
Windows
Online
Android
iPhone
Blackberry
Windows S
Android Tablet
Windows Phone
iPad
Apple Watch
Android Wear
191 alternatives to Facebook Messenger
Facebook Messenger is a faster way to message. Reach friends right on their phones, get and send messages fast, message everyone at once and more.
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Facebook Messenger Features
1. VoiP CallsFacebook Messenger allows you to make voice calls over Internet using the Voice over Internet Protocol (VoIP).
2. Face FilterFacebook Messenger uses augmented reality to overlay visual effects/elements on a live video or image.
3. Expiring StoriesYou can create, view, interact and share temporary stories in Facebook Messenger.
Stickers
Messages
Text messaging
In-app Money Transfer
Private messaging
Top 3 alternatives
Molly
Free • Open Source
Instant Messenger
Encrypted Chat App
Video Calling App
Android
F-Droid
174 alternatives to Molly
Molly is an independent Signal fork for Android.
Suggest and vote on features
Molly Features
1. End-to-End EncryptionMolly has E2E Encryption, for entire or parts of the app.
2. No TrackingMolly will not track you or use your personal data.
3. Cloud SyncSync your data (notes, documents, bookmarks, etc.) across your different devices and to the cloud.
Secure Chat
Text messaging
Monero exchange
SOCKS proxy client and server
Add a screenshot
Top 3 alternatives

Briar Features

Top 3 alternatives

RetroShare Features

Top 3 alternatives

Revolt Features

Top 3 alternatives

Viber Features

Top 3 alternatives

Station Features

Top 3 alternatives

Utopia Features

Top 3 alternatives

Rambox Features

Top 3 alternatives

Conversations Features

Top 3 alternatives

Delta Chat Features

Top 3 alternatives

ElectronIM Features

Top 3 alternatives

Linphone Features

Top 3 alternatives

Ferdium Features

Top 3 alternatives

FluffyChat Features

Top 3 alternatives

Facebook Messenger Features

Top 3 alternatives

Molly Features

Top 3 alternatives