Signal Alternatives and Similar Software

Alternatives to Signal for Android, iPhone, Windows, iPad, Android Tablet and more. Filter by license to discover only free or Open Source alternatives. This list contains a total of 25+ apps similar to Signal.

TextSecure and RedPhone have been merged to create Signal! If your looking for more info about Signal like screenshots, reviews and comments you should visit our info page about it. Below you find the best alternatives.

The list of alternatives was last updated: 5/23/2019 2:23:00 PM

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Alternatives to Signal for all platforms with any license

Telegram

Telegram is a messaging app created by former VK creators with a focus on speed and security. It’s superfast, simple and free. It is like SMS, but more powerful. You can send messages, photos and videos to people who are in your phone contacts (and have Telegram). You can also create groups for up to 20000 people or channels for unlimited subscribers. Your chats are not encrypted by default, which enables other people to see what you are writing.
- Not end-to-end encrypted by default, contacts and data stored on servers. Guest • Feb 2018 • 37 agrees and 8 disagrees
Free Mac Windows Linux Web Windows Mobile ... Android iPhone Blackberry Android Tablet BSD Windows Phone iPad Apple Watch Android Wear PortableApps.com Haiku FreeBSD
Stickers Lightweight Chat Bot Cloud sync ... Encrypted chat Apps with End-to-End Encryption Integrated File Sharing Group chat Public groups chat Secret chats Security focused Voice Call Ad-free Multi Device Support Persistent History Portable Privacy focused Large File Transfer Anonymous groups Anonymous Secure Filesharing Built-in Photo editor Sync Contacts Encrypted calls Encrypted VoIP calls Free Speech GPS Location Tracking IFTTT integration In-Game Overlay Integrated File Sharing Messages in cloud Multiple languages Multiple Account support Works Offline Based on phone number Photo Sharing Progressive Web App Push to talk Search by tags Self destructing messages Share Videos Switching between platform Sync across Devices Support for Themes Two factor authentication Video calling Voice messages Add a feature

1240 Like
Tox

With the rise of widespread government monitoring programs, Tox is an easy to use application that allows you to connect with friends and loved ones without anyone else listening in. Tox is built with the idea that you can keep up with friends and family without having your privacy violated. While other big-name services require you to pay to unlock features, Tox is free in both price, and in liberty. That is, you’re free to do whatever you wish with Tox.
- Tox is decentralised, so messages don't travel via a single server. naught101 • Apr 2019
Free Open Source Mac Windows Linux Android iPhone ... Android Tablet BSD
Decentralized Encrypted chat Peer-To-Peer Privacy focused ... Built-in player Apps with End-to-End Encryption Share your screen Security focused Video calling Ad-free Anonymity Anonymous Secure Filesharing Client side encryption Decentralisation Group chat Peer-To-Peer Point-to-point encryption Video calling Voice Call Add a feature

403 Like
Riot.im

Riot (formerly Vector) is an opensource interoperable app running on Web, iOS and Android. It is built around chat rooms, both public and private and provides messaging, filesharing, voice and video conferencing (beta on Android and web), integrations to tools like GitHub, Jira, Jenkins and much more soon. Vector is built on the Matrix.org open standard which provides bridges to other systems such as Slack, IRC and a lot more soon.

Free Open Source Mac Windows Linux Web Android ... iPhone Android Tablet iPad Self-Hosted Chrome Safari F-Droid Firefox
Apps with End-to-End Encryption Decentralized Voice Call Group chat ... Matrix.org protocol Video calling Clean design Community based Custom widgets Direct Messaging DRM Free Encrypted chat GitHub integration Group collaboration Integrated File Sharing MarkDown support Mobile friendly File Sending Server Moderation Server side history Slack integration Team Collaboration Video calling Web Integaration Add a feature

226 Like
Wire

Wire is a secure and private messenger for phones, tablets and desktop. Crystal clear voice and video calls, private group chats, file sharing, audio and video messages - everything is end-to-end encrypted. Wire works on Android, iOS, Windows, MacOS, Linux and any modern web browser. Why Wire? - Everything on Wire is private and always end-to-end encrypted. - Voice and video calls offer best-in-class quality. - Fast and secure messenger with pics, sketches and GIFs.
- Beautiful user interface, recommended by security researchers, open source jamiegray • 12 days ago
- Works fairly similarly, easy to use, very smooth for the most part, seems actually a little less buggy than signal at times.. I still prefer signal because of the fact that it's from openwhisper systems and I believe it to be the most secure of all the secure private messengers Guest • May 2019
Free Personal $ $ $ Open Source Mac Windows Linux Web Android ... iPhone Android Tablet iPad
Apps with End-to-End Encryption Encrypted chat Security focused Video calling ... Voice Call Encrypted calls Group chat Share your screen Anonymity Encryption Integrated File Sharing Multiple Account support Open Source apps Photo Sharing Privacy focused Privacy Protected Secure File Sharing File Sending Video calling Voice messages WebRTC Add a feature

213 Like
WhatsApp Messenger

WhatsApp Messenger is a cross-platform mobile messaging app which allows you to exchange messages without having to pay for SMS. WhatsApp Messenger is available for iPhone, BlackBerry, Android, Windows Phone and Nokia and yes, those phones can all message each other! Because WhatsApp Messenger uses the same internet data plan that you use for email and web browsing, there is no cost to message and stay in touch with your friends.
- WhatsApp is not Free Software and is not focused on privacy. Difficult to use in Usecases which demand high control of the Software and a verifiable Data-protection arndtadler • May 2018 • 16 agrees and 5 disagrees
- Also end-to-end encrypted by default. Guest • Feb 2018 • 5 agrees and 8 disagrees
Free Mac Windows Web Android iPhone ... S60 Blackberry Android Tablet Windows Phone Blackberry 10 Android Wear
Apps with End-to-End Encryption Encrypted chat Group chat Integrated File Sharing ... Java IDE Mobile friendly Based on phone number Video calling Voice messages Add a feature

678 Like
Jitsi

Jitsi (previously SIP Communicator) is an audio/video and chat communicator with full end-to-end encryption that supports protocols such as SIP, XMPP/Jabber, ICQ/AIM, Windows Live, Yahoo!, GTalk/Hangouts extensions, as well as OTR, ZRTP, etc. It can handle every firewall, and has many other useful features. Jitsi is completely open source / free software, and is freely available under the terms of the GNU Lesser General Public License.

Free Open Source Mac Windows Linux Web Android ... iPhone BSD iPad
Apps with End-to-End Encryption Group chat iPhone/iPod sync Support for Multiple protocols ... Multiple Account support OTR Video calling WebRTC Add a feature

296 Like
Matrix.org

Matrix.org is a growing ecosystem for open, decentralised chat, VoIP and IoT communication. The Matrix project defines an open baseline standard of RESTful HTTP APIs alongside open source, Apache-licensed reference implementations of servers, clients and services. It can be used to synchronise real-time data between multiple destinations, for example for IoT-style services - and of course for instant messaging, IRC-like chat rooms, and voice and video calls/conferencing.

Free Open Source Mac Windows Linux Web Android ... iPhone Android Tablet iPad Self-Hosted WebRTC Python JavaScript Go (Programming Language) Java Perl
Apps with End-to-End Encryption Decentralized Chat Bot Distributed ... Encrypted chat GNU/linux-libre Group chat Real time collaboration Server side history Team Collaboration Voice Call WebRTC Add a feature

117 Like
Jami

Ring positions itself as a potential free Skype replacement Open Source and cross-platform. Ring gives you a full control over your communications and an unmatched level of privacy. SIP-compatible softphone and SIP-based instant messenger for Linux, Microsoft Windows, OS X and Android. Communicate in multiple ways: • A telephone: a simple tool to connect, communicate and share. • A teleconferencing tool: easily join calls to create conferences with multiple participants.

Free Open Source Mac Windows Linux Android iPhone
Decentralized Distributed Apps with End-to-End Encryption Peer-To-Peer ... Share your screen Video calling Add a feature

115 Like
Keybase

Keybase is a new and free security app for mobile phones and computers. For the geeks among us: it's open source and powered by public-key cryptography. Keybase is for anyone. Imagine a Slack for the whole world, except end-to-end encrypted across all your devices. Or a Team Dropbox where the server can't leak your files or be hacked.
- It doesn't need telephone number Guest • Nov 2018 • 1 agrees and 0 disagrees
Free Open Source Mac Windows Linux Web Android ... iPhone Ruby JavaScript Go (Programming Language) Java
Encrypted chat Ad-free Drive Encryption Facebook integration ... GitHub integration PGP Encryption Private repositories Public key encryption Twitter integration Add a feature

50 Like
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]. [Note] **You can download the compiled apk for free from F-Droid**: https://f-droid.org/repository/browse%20/?fdid=eu.siacs.conversations or - you can buy Conversations in the Google Play Store - if you are a software developer, you can check out the sources from GitHub and use https://alternativeto .
- Uses OMEMO, OTR, and/or GPG encryption and is decentralized. Also it's open source. crazypens30 • May 2019
- Has End-to-End encryption by default. Is decentral/federated so not to block or shutdown. Guest • Apr 2018 • 0 agrees and 1 disagrees
Free Open Source Android Android Tablet
Decentralized Apps with End-to-End Encryption Encrypted chat Picture sharing ... Encrypted Connection Chat Bot Gpg encryption Group chat Group Messaging OTR Self destructing messages OMEMO Open Source apps Public groups chat Add a feature

65 Like
Linphone

Linphone is an internet phone or Voice Over IP phone (VoIP). With Linphone you can communicate freely with people over the internet, with voice, video, and text instant messaging. Linphone makes use of the SIP protocol, an open standard for internet telephony. You can use Linphone with any SIP VoIP operator. A broad range of audio and video codecs are supported, including Opus, Speex and H264 (via a plug-in). Commercial support is available.

Free Open Source Mac Windows Linux Web Windows Mobile ... Android iPhone Android Tablet Windows Phone iPad Xfce
Encrypted VoIP calls Live Push Notifications SIP client Video calling Add a feature

112 Like
Zulip

Zulip is a group chat app. Its most distinctive characteristic is that messages are threaded by topic, helping you have long-running, organized conversations. Zulip's threading makes it easy for people not always on chat (like managers, remote team members, contractors, part-time workers, etc) to weigh in on questions and decisions, and for people in different timezones to effectively communicate.

Free Open Source Mac Windows Linux Web Android ... iPhone Android Tablet BSD Self-Hosted
Threaded Conversations Group collaboration Chat Bot Community based ... GitHub integration Group chat Integrated File Sharing Live topics MarkDown support Team Collaboration Add a feature

138 Like
Silence.im

Protect your communication in transit and on your phone. SMSSecure is a full replacement for the default text messaging application: all messages are encrypted locally and messages to other SMSSecure users are encrypted over the air.

Free Open Source Android Kindle Fire
Encrypted chat Add a feature

42 Like
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 OpenSSL to encrypt all communication. RetroShare features: Chat Send text and images. Discuss with various people in chat rooms. Express your emotions with the rich smiley set.

Free Open Source Mac Windows Linux BSD OpenSSL ... OpenPGP
Serverless Anonymous Secure Filesharing Decentralized Apps with End-to-End Encryption ... Gpg encryption Add a feature

100 Like
Threema

Threema is a new mobile messaging app that puts security first. With true end-to-end encryption, you can rest assured that only you and the intended recipient can read your messages. Unlike other popular messaging apps (including those claiming to use encryption), even we as the server operator have absolutely no way to read your messages.
- It is secure, the business plan is clear and it respects you privacy konsumschaf • Dec 2018
- Threema's web component is open source. Guest • Jan 2018
- You don’t need to associate your account with a number or email. Guest • Sep 2017 • 0 agrees and 1 disagrees
- User keys are not generated by an algorithm, but by the user. You don't need to register a phone number or an email. A pin will be given to you and that will be enough to connect. aljasser • Mar 2017 • 2 agrees and 1 disagrees
Commercial Android iPhone Android Tablet Windows Phone iPad ... Android Wear
Apps with End-to-End Encryption Encrypted chat Group chat Integrated File Sharing ... Privacy focused Sync Contacts Encrypted Email Encrypted backups Encrypted calls Integrated App lock Multiple languages Picture sharing Security focused Add a feature

57 Like
Trillian

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. Here's how we do it: • INSTANT MESSAGING: Your unique Trillian username can be used to send unlimited messages free of charge. Trillian uses your existing data plan and/or WiFi.

Freemium Mac Windows Linux Web Android ... iPhone Blackberry iPad
Facebook integration Support for Multiple protocols POP3 Support Team Collaboration Add a feature

271 Like
Briar

Briar is a messaging app designed for activists, journalists, and anyone else who needs a safe, easy and robust way to communicate. Unlike traditional messaging tools such as email, Twitter or Telegram, Briar doesn't rely on a central server - messages are synchronized directly between the users' devices. If the Internet's down, Briar can sync via Bluetooth or Wi-Fi, keeping the information flowing in a crisis.

Free Open Source Android
Decentralized Bluetooth Support Encrypted chat Apps with End-to-End Encryption ... Group chat Night mode/Dark Theme No Internet required Non-cloud solution Works Offline Peer-To-Peer Sync via TOR network Support for TOR Add a feature

27 Like
ChatSecure

ChatSecure is a free and open source messaging app that features OTR encryption over XMPP. You can connect to your existing accounts on Facebook or Google, create new accounts on public XMPP servers(including via Tor), or even connect to your own server for extra security. Unlike other apps that keep you stuck in their walled garden, ChatSecure is fully interoperable with other clients that support OTR and XMPP, such as Adium, Jitsi, and more.

Free Open Source iPhone iPad
Encrypted chat Integrated File Sharing OTR Add a feature

59 Like
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LINE

LINE is a Japanese proprietary application for instant messaging on smartphones and PCs. Line users exchange text messages, graphics, video and audio media, make free VoIP calls, and hold free audio or video conferences.

Freemium Mac Windows Web Android iPhone ... Blackberry Android Tablet Windows Phone iPad Apple Watch
Stickers Group chat IFTTT integration Public groups chat ... Video calling Voice Call Add a feature

97 Like
ICQ

ICQ is one of the oldest instant messengers. First developed by the Israeli company Mirabilis, sold to AOL, sold again and currenly owned by the Russian "mail.ru" group (known for one of the largest social networks). ICQ has been redesigned and is totally different from the "old ICQ". It's available for almost every platform: Web, Desktop, Mobile and even via WAP.

Free Mac Windows Linux Web Windows Mobile ... Android iPhone Java Mobile S60 Blackberry Android Tablet Windows Phone iPad Kindle Fire
Web-Based Add a feature

66 Like
Bitmessage

Bitmessage is a P2P communications protocol used to send encrypted messages to another person or to many subscribers. It is decentralized and trustless, meaning that you need-not inherently trust any entities like root certificate authorities.

Free Open Source Mac Windows Linux BSD
Encrypted chat Peer-To-Peer Add a feature

40 Like
Wickr

Wickr is a free end-to-end encrypted text, video, picture and voice messenger with full sender control.

Free Mac Windows Linux Android iPhone ... Android Tablet iPad
Anonymity Built-In Proxy Encrypted chat Encryption ... Apps with End-to-End Encryption Integrated File Sharing Photographic filters Secret chats Self destructing messages Add a feature

30 Like
Imo

Message and video chat with your friends and family for free. Features - Make high-quality video and voice calls on Android and iPhone - Send unlimited messages and make free video and voice calls over your 2G, 3G, 4G or Wi-Fi connection - Group video calls with friends, family, roommates and others - Share photos and videos - Express yourself with hundreds of free stickers! - Encrypted chats and calls - Avoid SMS and phone call charges

Free Windows Android iPhone Android Tablet iPad
Push to talk Video calling Voice Call Voice messages Add a feature

209 Like
Gajim

The goal of Gajim is to provide a full featured and easy to use Jabber client. Gajim works nicely with GNOME, but does not require it to run. It is released under the GNU General Public License.

Free Open Source Mac Windows Linux BSD Xfce
Encrypted chat Group chat Multiple languages OTR ... Supports XMPP Tabbed interface Video calling Add a feature

53 Like
WeChat

WeChat is a complete mobile communication and private social networking app. Free, cross-platform, and full-featured, WeChat is the best way to keep in touch with everyone you care about. Features WECHAT OUT CALLS: Make calls to landlines and mobile around the globe at low rates (in certain regions only). • MULTIMEDIA MESSAGING: Send video, image, text, and voice messages. • GROUP CHAT & CALLS: Create group chats with up to 500 people and group video calls up to 9 people.

Freemium Mac Windows Android iPhone Blackberry ... Windows S Android Tablet Windows Phone iPad Apple Watch
Sync Contacts Group chat In-app Money Transfer Multiple languages ... Based on phone number Photo Sharing Stickers Talk radio Video calling Voice messages Add a feature

71 Like