Zello is a program developed by Zello Inc. We know of versions 1.6, 1.5, 1.4, 1.2, 1.1. Version 1.69.0 is available for download at our site. Zello installation package has a size of 1,730,164 bytes.
As Zello Inc says: Zello is a free-to-use walkie talkie application for... more