Skype vs Riot.im : Which is Better?

Skype

Skype is an instant messaging and VOIP (Voice Over Internet Protocol) client to communicate with people in a distant place. Developed by Microsoft

License: Freemium

Apps available for Mac OS X Windows Linux Online Android

Riot allows teams to communicate across a wide range of collaboration apps.

License: Open Source

Apps available for Online Android iPhone iPad Self-Hosted

Feature	Skype	Riot.im
IFTTT integration
Microsoft Office integration
Share your screen
Video conferencing
Voice Call
Chat
Exchange Integration
Group Messaging
Messaging
Video calling
Video chat
Video Conferencing
Voice chat
Voice messages
Ad-free
Chat Bot
Group chat
Stickers
Lightweight
Cloud sync
Decentralized
Encrypted chat
Peer-To-Peer
Privacy focused
End-to-End Encryption
Security focused
Privacy-friendly
Gmail integration
Group collaboration
Multi Channel
Team Collaboration
In-Game Overlay
Security & Privacy
File sharing
File transfer
SIP client
Built-in File transfer
GitHub integration
Slack integration
Active Directory integration
Add-ons
Clean design
Community based
Custom widgets
Direct Messaging
DRM Free
Federated
Federation
Integrated File Sharing
LDAP support
Live Chat
MarkDown support
Matrix.org protocol
Message redaction
Mobile friendly
Moderation tools
Per-room avatars
Read receipts
Real time collaboration
File Sending
Server Moderation
Server side history
Social network
Text chat
Typing notifications
User Management
User mentions
Video/Audio Calling
Web-Based
Web Integaration
Support for Multiple protocols
Extensible by Plugins/Extensions
Custom Backgrounds
Forums