Learn what the Zello Walkie Talkie app is, how it works and if you can use it without cellular service to stay in touch after Hurricane Florence.

Does the Zello Phone App Work Without the Internet? The Zello walkie-talkie cellphone app can be useful in an emergency situation, it still requires the internet to function.

Linda Wertheimer talks to Patrick Tucker, the technology editor for Defense One, about Zello — a walkie-talkie app. That app is becoming a key tool for protesters in Ukraine and Venezuela.

Zello is a free app that works like a walkie-talkie, if your walkie-talkie had much wider range. Using cell service and Wi-Fi, the app allows people to beep into a wide-ranging conversations.

The walkie-talkie app might be good to have if cell phone networks are overwhelmed, but you still need cell service.

Entrepreneur Bill Moore was in his Austin, Texas, office last Thursday, watching explosive growth for his company’s walkie-talkie app, Zello, inside Venezuela. Zello had become the favorite app ...

Zello uses the internet to transmit audio and other content on the app. It can still function if users lose tower-based cell and internet service, but only if the person has access to a Wi-Fi network.

Launched as Zello in 2012, the walkie-talkie app was ranked at number one on Apple’s iTunes Chart on Thursday morning with people using it to communicate during Hurricane Harvey, which hit Texas ...

Zello is a free app that uses Wi-Fi and cellular networks to connect people from around the world by turning their phones into far-reaching walkie talkies.

Zello CEO Bill Moore said that while the publicity the app is getting around the protests is good for his company, it’s not going to directly impact revenue.

Siyata Mobile Inc. (Nasdaq: SYTA, SYTAW) ("Siyata" or the "Company"), a global developer and vendor of Push-to-Talk over Cellular (PoC) handsets and accessories, and Zello today announced that the ...