What is Signal? Description: The Signal app is a free and instant communication tool. Users can text and send pictures, videos, voice messages, and files. Video and voice calls can also be made to anywhere in the world for free. It boasts about keeping conversations secure […]
What is the imo messenger App? Description:Â Encrypted, high-quality video and voice calls, encrypted group video with up to six participants. FREE and unlimited encrypted messages and video and voice calls over data or WiFi connections. In other words, avoid SMS (texting) and phone call charges.