| Software | Price | Key Features | |--------|-------|--------------| | | Free | Dual-channel FFT, impulse response, spectrogram, SPL, delay finder. Supports ASIO and many interfaces. | | Open Sound Meter (OSM) | Free (open source) | Real-time transfer function, phase, coherence. Designed for live sound alignment. Cross-platform. | | ARTA | ~$150 for license (free limited mode) | Professional-grade measurements, steps, frequency response, THD. | | Smaart (by Rational Acoustics) | $70/month rent or $1,000 buy | Industry standard for live sound. Offers subscriptions and educational discounts. |
Which of those would you like?
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