ReFX, whose product is known to every advanced composer, has announced that the Nexus 3 will be released on November 29, 2019. There is not much information, but now we can say that the upgrade from Nexus v2 to v3 will be free for all customers who have purchased a Nexus2 license from the beginning of August 2019. 49 € for customers who purchased Nexus2 from May 1, 2019; 99 € for customers who purchased Nexus2 before May 1, 2019.
Developers promise full compatibility with the first and second version. All settings and presets will continue to work. A completely new, flat, scalable vector interface is expected. Faster work on all devices, as well as support for VST2, VST3, AU and AAX. This version will work only on 64-bit computer systems.
You can read more on the website ReFX.