Contains adsIn-app purchases
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About this app

The only way to chat with persons thru most chat applications is to save their numbers in your contacts and then send them a message. Your address book will be full of unnecessary numbers.
How to solve it?!! ChatOnce is the Way!
ChatOnce is the easiest way to communicate with people whom you need to chat once without the need to save their numbers in your contacts. Just type or copy the phone number in the application main window and instantly, start chatting thru WhatsApp, WhatsApp Business, Viber.
ChatOnce App give you the ability to scan the phone number thru the Camera or Image Scanner and start chatting once you need.
Another unique advantage of ChatOnce is the ability to save certain locations (Home, office, ...etc.) in application map to send it once needed to the driver of food delivery / furniture delivery, electricians, maintenance team or any phone number.
It will not be out the way to mention that this app is not related to or supported in any way by WhatsApp, WhatsApp Business, Viber.
No more NONAMEs in your address book! Keep only important contacts!
For your kind suggestion and comments, kindly contact us on or visit and we will be at your kind disposal.
Updated on
Nov 10, 2020

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