Dingtone is described as 'Free calling! Free texting! Make unlimited international calls and send SMS text messages to any number with Dingtone. Get yourself a 2nd phone number from Dingtone!' and is an app in the Social & Communications category. There are eight alternatives to Dingtone for a variety of platforms, including iPhone, Android, iPad, Android Tablet and Mac. The best alternative is Signal, which is both free and Open Source. Other great apps like Dingtone are FluffyChat (Free, Open Source), Status (Free, Open Source), Olvid (Freemium) and TeleGuard (Free).
Signal is a messaging app with an unexpected focus on privacy, combined with all the features expected from a modern IM app. Signal has received a lot of praise from all around the world for its security and privacy-respecting technologies.
FluffyChat is an open, nonprofit and cute matrix messenger app for Ubuntu Touch, Android and iOS. Open Opensource and open development where everyone can join. Nonprofit FluffyChat is donation funded. Cute ? Cute design and many theme settings including a dark mode.
Olvid, the most secure messaging app in the world. Olvid guarantees the total and definitive confidentiality of exchanges, relying solely on the mutual trust of interlocutors. For the first time, security does not rely on trusted servers.
TextMe is an easy to use messaging application that allows you to send unlimited text, voice, pics, video messages to any mobile phone number in United States, Canada, Mexico, China and more than 40 countries in the World for FREE.