The is a classic algorithmic reverb plugin that was widely popular for its "lush" and "bright" sound, particularly on lead vocals. However, it is not free software ; it was originally sold for approximately 189 EUR/USD . Availability and Official Status
While the official developer website remains online, the plugin has not received significant updates since roughly 2013 (v1.6.0.15). ArtsAcoustic Reverb VST for Mac Free Download
If you are an existing customer, updates to version 1.6.x are free. Arts Acoustic reverb - ArtsAcoustic | because sound matters The is a classic algorithmic reverb plugin that