Best Viber Alternatives in 2025

Looking for alternatives to Viber? In this comparison, we take a closer look at Viber alongside similar software solutions including Viber, Signal and Windows Live Messenger.

Our detailed comparison table highlights key features, pricing, and performance of these leading solutions, empowering you to make an informed decision. Whether you're seeking robust functionality, user-friendly design, or cost-effective alternatives, explore how Viber, Signal and Windows Live Messenger stack up to find the perfect software for your goals.

	Platform Support	Privacy and Security	Messaging Features
Viber	Supported on smartphones, desktop, multiple platforms	Offers secure messaging; some privacy concerns involving servers and third parties	Supports free calls, voice and video calls, group chats, fun stickers, multiple devices synchronization
Signal	Supported on Android, iOS, Windows, Mac, Debian-based Linux distributions	Offers secure messaging with added privacy, does not store message metadata, uses end-to-end encryption, recommended by security experts	Supports voice and video calls, group chats up to 150 participants, self-destructing messages
Windows Live Messenger	Supported on Windows desktop computers, newer Windows operating systems including Windows 10	Limited privacy measures; less focus on security compared to modern applications	Supports instant messaging, file sharing, voice and video calls, group chats, custom emoticons

Platform Support

Viber	Supported on smartphones, desktop, multiple platforms
Signal	Supported on Android, iOS, Windows, Mac, Debian-based Linux distributions
Windows Live Messenger	Supported on Windows desktop computers, newer Windows operating systems including Windows 10

Privacy and Security

Viber	Offers secure messaging; some privacy concerns involving servers and third parties
Signal	Offers secure messaging with added privacy, does not store message metadata, uses end-to-end encryption, recommended by security experts
Windows Live Messenger	Limited privacy measures; less focus on security compared to modern applications

Messaging Features

Viber	Supports free calls, voice and video calls, group chats, fun stickers, multiple devices synchronization
Signal	Supports voice and video calls, group chats up to 150 participants, self-destructing messages
Windows Live Messenger	Supports instant messaging, file sharing, voice and video calls, group chats, custom emoticons

Choosing the right software isn’t just about features. Size, license type, user ratings, and popularity also matter.

This quick comparison shows how Viber stacks up against Viber, Signal and Windows Live Messenger in these key areas—helping you find the best alternative for your needs.

	Size	License
Viber	1.3MB	Freeware
Signal	261.9MB	Open Source
Windows Live Messenger		Freeware

Size

Viber	1.3MB
Signal	261.9MB
Windows Live Messenger

License

Viber	Freeware
Signal	Open Source
Windows Live Messenger	Freeware

Rating

Viber
Signal
Windows Live Messenger

Popularity

Viber
Signal
Windows Live Messenger