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TDR Prism vs x42 plugins: catalog facts
TDR Prism	x42 plugins
Free Distributed by Tokyo Dawn Records as a free plugin.	Free Described as an open-source plugin collection; check the site for packaged builds.
Windows, macOS	Linux
Human auditory model with masking indication Compares spectra from inputs, sidechains, files and other instances	Standards-based level meters (IEC, EBU) Zero-latency equalizer with spectrum analyzer
Runs as a plugin, so it needs a DAW or plugin host Analysis only, with no processing of the audio	Requires an LV2 host or a JACK setup Site gives little release or platform detail
Downloadable app	Downloadable app
Closed source	Open source
License not stated	License not stated
Not stated if an account is needed	Not stated if an account is needed
Works offline	Works offline
Official website Full listing and sources Checked October 2, 2026	Official website Full listing and sources Checked October 2, 2026

Catalog facts only. Anything “not stated” is unconfirmed. Check full listings for details.