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Sync2 vs Viber

Professional comparison and analysis to help you choose the right software solution for your needs.

Sync2 icon
Sync2
Viber icon
Viber

Sync2 vs Viber: The Verdict

⚡ Summary:

Sync2: Sync2 is a file synchronization and backup software. It allows you to sync and backup files locally and to cloud storage services. Sync2 supports two-way sync to keep files up-to-date across devices.

Viber: Viber is a free messaging and calling app for smartphones. It uses your phone number to connect you with people in your contacts and allows free calls, texts, photos and video messages over WiFi.

Both tools serve their respective audiences. Compare the features, pricing, and user ratings above to determine which best fits your needs.

Last updated: May 2026 · Comparison by Sugggest Editorial Team

Feature Sync2 Viber
Sugggest Score
Category Backup & Sync Social & Communications

Product Overview

Sync2
Sync2

Description: Sync2 is a file synchronization and backup software. It allows you to sync and backup files locally and to cloud storage services. Sync2 supports two-way sync to keep files up-to-date across devices.

Type: software

Viber
Viber

Description: Viber is a free messaging and calling app for smartphones. It uses your phone number to connect you with people in your contacts and allows free calls, texts, photos and video messages over WiFi.

Type: software

Key Features Comparison

Sync2
Sync2 Features
  • Real-time file sync
  • Backup to local drives
  • Backup to cloud services
  • Versioning
  • Encryption
  • Bandwidth throttling
  • File exclusion
  • Scheduling
  • Mobile apps
  • Desktop apps
  • Web access
Viber
Viber Features
  • Free calls
  • Free messages
  • Group chats
  • Stickers
  • Photo and video sharing
  • Voice messages
  • Location sharing

Pros & Cons Analysis

Sync2
Sync2

Pros

  • Easy to set up
  • Intuitive interface
  • Fast transfer speeds
  • Affordable pricing
  • Reliable syncing
  • Strong security
  • Good platform support

Cons

  • Limited free account storage
  • No FTP support
  • No server-side encryption
  • Mobile apps lack some features
Viber
Viber

Pros

  • Free calls and messages
  • Works across platforms
  • Good call quality
  • Fun stickers and emojis
  • Group chats

Cons

  • Contacts need to be using Viber too
  • Some features are paid only
  • No cloud sync between devices
  • Limited customization options

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