Alternatives to Slick for all platforms with any license

Telegram

Telegram is a messaging app with a focus on speed and security. It’s superfast, simple and free. It is like SMS, but more powerful.

Free Mac Windows Linux Web Android ... iPhone Android Tablet Windows Phone iPad Apple Watch Android Wear PortableApps.com FreeBSD
Stickers Cloud sync Lightweight Encrypted chat ... Chat Bot Ad-free Bots End-to-End Encryption Night mode/Dark Theme Secret chats Group chat Channels Integrated File Sharing Privacy focused Large File Transfer Public groups chat Animated stickers Cloud based Multi Device Support Persistent History Security & Privacy Security focused Voice Call Auto-delete Chat history Chat organizer Cloud Storage Custom Backgrounds Custom themes Customizable Themes Data-encryption Encrypted calls Encryption Folders Instant view Portable Private Chat Scheduled messages Secure File Sharing Switching between platform Sync across Devices Video/Audio Calling Anonymous groups Anonymous Secure Filesharing Built-in Photo editor Sync Contacts Encrypted VoIP calls File transfer Free Speech GPS Location Tracking IFTTT integration In-Game Overlay Integrated File Sharing Messages in cloud Messaging Multiple languages Multiple Account support Works Offline Based on phone number Photo Sharing Private messaging Progressive Web App Push to talk Search by tags Self destructing messages Share Videos Support for Themes Two factor authentication Video calling Voice chat Voice messages Add a feature

1493 Like
Signal

TextSecure and RedPhone have been merged to create Signal! Using Signal, you can communicate instantly while avoiding SMS fees, create groups so that you can chat in...

Free Open Source Mac Windows Linux Android iPhone ... Android Tablet iPad Chrome Ubuntu Touch
End-to-End Encryption Encrypted chat Security focused Privacy-friendly ... Security & Privacy Encrypted Connection Ad-free Privacy focused Self destructing messages Video calling Voice Call Centralized model repository Client side encryption Electron based Encrypted Encrypted calls Encrypted VoIP calls Encryption Forward Secrecy Night mode/Dark Theme Over the shoulder view Private messaging SMS Messaging Video calling Video chat Voting Color coding Desktop app Group chat Group Messaging Integrated File Sharing Mobile friendly Works Offline Protected by Password Based on phone number File Sending Voice chat Voice messages Add a feature

620 Like
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. Top Features: •...

Free Windows Web Android iPhone Blackberry ... Windows S Android Tablet Windows Phone iPad Apple Watch Android Wear
Group chat In-app Money Transfer Messaging Private messaging ... Video calling Voice Call Add a feature

219 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]. ...

Free Open Source Android Android Tablet
Decentralized Encrypted chat End-to-End Encryption Picture sharing ... Encrypted Connection Chat Bot Gpg encryption Group chat Group Messaging Intuitive Interface OTR Security & Privacy Self destructing messages Audio Chat Federated File sharing Messaging OMEMO Public groups chat Secure Chat Xmpp Add a feature

78 Like
Telegram X

An alternative Telegram client based on TDLib, with higher speed, slicker animations and experimental features. The goal of Telegram X is to reinvent Telegram and...

Free Android iPhone Android Tablet Telegram iPad
Ad-free Bots Channels Chat Bot ... Cloud based Cloud sync Integrated File Sharing Stickers Support for Themes Voice Call Add a feature

19 Like
Xabber

Open source Jabber (XMPP) client with multi-account support, clean and simple interface. Being both free (as in freedom!) and ad-free, Xabber is designed to be the best...

Free Open Source Web Android
Encrypted chat Xmpp Add a feature

47 Like
Disa

Disa is your new messaging hub. Conversations from different services can seamlessly be joined together, or disbanded within seconds.

Free Open Source Android Android Tablet Kindle Fire
Extensible by Plugins/Extensions Messaging SMS Messaging Telegram ... Unified communications Unified messaging Whatsapp integration Add a feature

23 Like
IM+

Chat everywhere! IM+ is the most widely used mobile IM app! Connect all-in-one to MSN, Yahoo!, Google Talk, AIM, Jabber, ICQ, Facebook, MySpace and Twitter on ALL...

Freemium Web Windows Mobile Android iPhone Java Mobile ... S60 HP webOS Blackberry Android Tablet Windows Phone iPad Kindle Fire
Multiple Account support Facebook Support for Multiple protocols Twitter Add a feature

108 Like
Know any more alternatives to Slick?
Suggest an application to this list
Messenger for Desktop

A simple & beautiful app for Facebook Messenger. Chat without distractions on any Operating System.
- Bundleware
  Be careful during the installation: https://alternativeto.net/discussions/applications/11718/be-careful-in-the-installation/
Free Open Source Mac Windows Linux
Facebook Messaging Voice chat Add a feature

12 Like
Messenger Lite

Messenger Lite is a fast and data-efficient messaging app to reach the people in your life. Installs quickly. It's less than 10MB to install, saving storage space...

Free Android Android Tablet
Group chat Lightweight Secret chats Stickers ... Voice Call Add a feature

9 Like

Slick Comments

Echo echo ... Feels empty in here

Maybe you want to be the first to submit a comment about Slick? Just click the button up to your right!

Slick

Link to official Slick site

Features

Categories

Tags

Alternatives to Slick for all platforms with any license

Telegram

Signal

Facebook Messenger

Conversations

Telegram X

Xabber

Disa

IM+

Know any more alternatives to Slick?

Messenger for Desktop

Messenger Lite

Platforms

License

Slick Comments

Echo echo ... Feels empty in here