WhatsApp

★ 5/5 · HR

Meta's end-to-end encrypted messaging app for texts, voice notes, calls and group chats, used by billions worldwide across phone and desktop.

Pros

End-to-end encryption for all messages and calls
Free calling and messaging globally
Group chat with up to 512 members
Backup and recovery of chat history

Cons

Categorized as 'HR' tool but is a consumer messaging app
no business workflow automation or team management features
limited for anything beyond communication

Cost

Free

Verdict

Not suitable for HR workflows despite categorization; best only for general team communication and personal messaging.