Apps like TeleGuard Business

Here are some great alternatives to TeleGuard Business by Swisscows :
Element - Secure Messenger
Element - Secure Messenger
★3.3
AWS Wickr
AWS Wickr
★3.9
Threema Work. For Companies
Threema Work. For Companies
★3.6
Wire - Secure Messenger
Wire - Secure Messenger
★3.5
Rainbow
Rainbow
★4.3
Glacier Chat: Secure Messenger
Glacier Chat: Secure Messenger
★4.3
Ringotel
Ringotel
★4.0
Troop Messenger
Troop Messenger
★3.5
Cellcrypt Enterprise
Cellcrypt Enterprise
★3.4
Flock - Team Chat & Collaborat
Flock - Team Chat & Collaborat
★4.4
Avaya Cloud Office
Avaya Cloud Office
★3.4
Secure messenger SafeUM
Secure messenger SafeUM
★3.4
Meeting - Video Meeting
Meeting - Video Meeting
★4.0
Chanty - Team Collaboration
Chanty - Team Collaboration
★3.6
Microsoft Teams
Microsoft Teams
★4.6
Brax.Me - Private Communities
Brax.Me - Private Communities
★4.5