ICQ is a convenient and easy to use messenger service.

Always be in touch with such ICQ's features as securely encrypted calls and high-quality video calls speech-to-text for voice messages and an ability to create your own stickers.
Feel free to use animated 3D masks in video calls and create group chats with unlimited participants and channels. What is more chat synchronization across all devices is available for your comfortable experience.

And all these features are free and without ads!