Description: A QR code reader is a software application that uses a device's camera to scan and decode QR codes. QR codes store information like website URLs, contact details, calendar events etc. in a machine-readable format. QR readers scan the code, analyze the encoded data and perform appropriate actions like opening a URL or saving a contact.
Type: software
Pricing: Freemium
Description: Signal is a free, open source, encrypted messaging and voice calling app. It offers end-to-end encryption for secure communication. With Signal, users can send encrypted messages, make voice and video calls, and share media with individuals or groups.
Type: software
Pricing: Free