Span Plus [win]: Voxengo

: Maximize your visual real estate. This mode hides meters and statistics to give you a massive, detailed look at your frequency response. Pro Tips for Better Mixing

: Need to share a frequency plot with a client or keep it for your notes? You can export your spectrum as a PNG or CSV file. Voxengo SPAN Plus [WiN]

: Low CPU usage with AVX2-optimized code for modern processors. The Verdict Voxengo SPAN Plus - Spectrum Analyzer Plugin VST, AU, AAX : Maximize your visual real estate

To get the most out of SPAN Plus, veteran engineers often recommend these specific tweaks: Voxengo SPAN Plus [WiN]