License model
- Free • Open Source
Application types
Platforms
- Mac
- Windows
- Linux
- PortableApps.com
- Flathub
- Snapcraft
Top Ferdium Features
- Unified messaging
- Workspaces
- Multiple languages
- No registration required
- No Tracking
- Dark Mode
- Unified communications
- Lightweight
- Cloud Sync
- Ad-free
- Privacy focused
- Support for Themes
66 Mailbird alternativesMailbird helps individuals and businesses manage emails in one place. This allows you to simplify your workflows. Therefore, spend more time on important tasks.
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Top Mailbird Features
- Clean design
- Dark Mode
- Sync Contacts
- Undo send
- Email tracking
- Unified inbox
- GSuite Integration
- Slack integration
- Multiple Account support
- Email template editor
- Email Organizer
- Spam Filter
69 Franz alternativesFranz is a free messaging app / former Emperor of Austria and combines chat & messaging services into one application. Franz currently supports Slack, WhatsApp, WeChat, HipChat and many more. You can download Franz for Mac, Windows & Linux.
License model
- Freemium • Open Source
Application types
Platforms
- Mac
- Windows
- Linux
Top Franz Features
- Support for Multiple protocols
- Whatsapp integration
- Unified messaging
- Multiple Account support
- Web application wrapper
- Multi-messenger
- Slack client
- Lightweight wrapper
- Gmail integration
- iPhone/iPod sync
- Slack integration
138 Empathy alternativesEmpathy is a messaging program which supports text, voice, video chat, and file transfers over many different protocols. You can tell it about your accounts on all those services and do all your chatting within one application.
Empathy Features
- Unified messaging
- Support for Multiple protocols
- Xmpp
- SIP
- Integrated File Sharing
- Voice Chat
21 VoIP.ms alternativesVoIP.ms is a Voice over IP (VoIP) Software as a Service (SaaS). Which offers a vast range of residential or business telephony & communication features.
License model
- Paid • Proprietary
Application types
Platforms
- Mac
- Windows
- Linux
- Online
- Android
- iPhone
- Software as a Service (SaaS)
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Top VoIP.ms Features
- End-to-End Encryption
- Two-factor Authentication
- VoiP Calls
- Multiple Account support
- Real time collaboration
- SIP
- Toll-Free Numbers
- SMS Messaging
- Based on phone number
- Call recording
- Phone calls
- Ring Groups
102 RingCentral alternativesRingCentral MVP is the complete business communications system that brings phone, message, video, fax, and SMS into one app.
License model
- Paid • Proprietary
Application types
Platforms
- Mac
- Windows
- Online
- Android
- iPhone
- iPad
- UNIX Web Browser
- Software as a Service (SaaS)
Top RingCentral Features
- Sync with Google Calendar
- Ad-free
- Support for Themes
- Calendar Integration
- Desktop Sharing
- Support for @mentions
- AES-256 Encryption
- Privacy focused
- Screen Sharing
- Unified messaging
- Phone calls
- SMS Messaging
42 Caliopen alternativesAll of your private messages (Email, Facebook, Twitter, Instagram etc.) through a single login.
License model
- Free • Open Source
Platforms
- Online
Caliopen Features
- Unified inbox
- Unified messaging
- Text messaging
- Private messaging
Mitel Features
- Unified messaging
- Video Conferencing
- Voice Chat
6 ChatWerk alternativesNo matter which channel your clients prefer, ChatWerk combines the most popular messengers, from WhatsApp to Instagram into one inbox. Easy-to-use app that enables entrepreneurs to chat with their customers, ask for reviews, and share information with their team on the go.
License model
- Freemium • Proprietary
Platforms
- Mac
- Windows
- Online
- Android
- iPhone
- Software as a Service (SaaS)
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ChatWerk Features
- Unified inbox
- Telegram
- Unified communications
- Unified messaging
22 Unified Inbox alternativesUnified Inbox is a cloud based unified communication & social collaboration platform that centralizes external conversations, social engagement and internal team collaboration into one single experience across desktop and mobile devices
Unified Inbox Features
- Real time collaboration
- Unified communications
- Governance
- Unified messaging
14 Zero alternativesZero is the business phone system built for forward-thinking IT. Our suite unites all phone system & call center features, voice and video conferencing, team messaging and collaboration into a single, mobile ready, cloud platform.
Zero Features
- VoiP Calls
- Video Conferencing
- Audio Conferencing
- Call recording
- Virtual PBX
- Cloud based
- Unified communications
- Call Analytics
- Unified messaging
