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TDR Prism vs Blue Cat's FreqAnalyst: catalog facts
TDR Prism	Blue Cat's FreqAnalyst
Free Distributed by Tokyo Dawn Records as a free plugin.	Free Available without a software purchase.
Windows, macOS	Windows, macOS
Human auditory model with masking indication Compares spectra from inputs, sidechains, files and other instances	Provides real-time spectrum analysis Supports common desktop plug-in formats
Runs as a plugin, so it needs a DAW or plugin host Analysis only, with no processing of the audio	Requires a compatible audio plug-in host.
Downloadable app	Downloadable app
Closed source	Closed source
License not stated	License not stated
Not stated if an account is needed	Not stated if an account is needed
Works offline	Not stated if it works offline
Official website Full listing and sources Checked October 2, 2026	Official website Full listing and sources Checked September 22, 2026

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