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Viber vs WeChat: catalog facts
Viber	WeChat
Free Free to download and use for messages and calls.	Free Free to download and use.
Android	Windows, macOS, Android, iOS
Voice and video calls plus group chats Chats sync between mobile and desktop	Very large user base, especially in China Chat, calls, social feed and payments in one app
Proprietary and centrally run Communities and stickers add clutter for people who only want chat	Closed source and run by a single company Many features go beyond messaging, which makes the app large
Downloadable app	Downloadable app
Closed source	Closed source
License not stated	License not stated
Not stated if an account is needed	Not stated if an account is needed
Needs internet	Not stated if it works offline
Official website Full listing and sources Checked September 23, 2026	Official website Full listing and sources Checked September 23, 2026

Catalog facts only. Anything “not stated” is unconfirmed. Check full listings for details.