RAR File Open Knife vs Viber

A side-by-side look at RAR File Open Knife and Viber. For an in-depth review of either product, follow the links below.

RAR File Open Knife

File Management

RAR File Open Knife is a free utility that allows you to easily open and extract RAR archives. It provides a simple interface to access files in RAR archives without needing to install WinRAR or other paid software.

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Viber

Social & Communications

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.

messagingcallingfreecontacts

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