Room Reverb by ElephantDSP.com

Room Reverb is a mono/stereo to stereo algorithmic reverb audio plugin with many presets. It uses the implementation of Moorer’s early reflection model and Jon Dattorro’s Progenitor Reverb from the Freeverb3 signal processing library.

Key features:

• Mono/stereo to stereo algorithmic reverb.
• Many presets from small rooms to very large rooms.
• Undo/redo and A/B comparison.
• Separate level controls for all reverb parts.
• Stereo width control.
• Resizeable user interface.
• Built-in explanation of all plugin parameters.
• Easy to set up and use.

https://www.elephantdsp.com/products/room-reverb/