LiveSpec vs LiveTechPack Stage Plot

LiveSpec is a professional grade real-time audio analyzer built for live sound engineers, studio professionals, acoustic consultants, and speaker designers. Native performance on Mac, iPad, and iPhone. LIVE MIX Monitor and balance your mix in real time with frequency-domain tools built for music. • Mix Balance Analyzer with genre-targeted band energy meters • Real-time spectrum analyzer with configurable smoothing and peak hold • Spectrograph waterfall with threshold-based color mapping • SPL monitor with A / C / Z weighting, fast/slow time constants • Fletcher-Munson-aware loudness reference SYSTEM TUNE Full real time transfer function measurement suite for PA tuning, room measurement, and loudspeaker characterization. • Full dual channel measurement for up to 8 microphones (unlimited on Mac) • Autotune EQ generation • Automatic delay alignment between sub and mains • Live pink noise or log sweep with deconvolution • Impulse response, phase response, group delay • Cumulative spectral decay (CSD waterfall) • Harmonic distortion / THD analysis • ETC and advanced decay analysis • Delay finder with auto-tracking • Target trace import/export • Saved history with recall, overlay, and export CROSS-PLATFORM, NATIVE One subscription, one account, full feature parity. Built with SwiftUI and Metal for native performance. SUBSCRIPTION TIERS • Live Mix — Mix analysis, spectrum, SPL monitoring • System Tune — Transfer function, room tuning, measurement suite • All Access — Everything, plus all future features Start with a 7-day free trial of the full app. Monthly and annual billing available. WHY LIVESPEC Industry-standard measurement tools have historically meant expensive licenses, dongles, and Windows-only workflows. LiveSpec brings that rigor to a modern Apple stack with subscription pricing that makes professional audio analysis accessible on whatever device you have with you at FOH. LiveSpec is made by LinearPhase — audio engineers building the tools we wished existed. Terms of Use (EULA): https://www.apple.com/legal/internet-services/itunes/dev/stdeula/

LiveTechPack Stage Plot helps bands, sound engineers, stage managers and venues create complete tech riders in minutes. Build a stage plot with 45+ PA, monitor, backline, mic, DI, power and musician symbols. Add items once and keep the stage plot, input list, FOH channel list, monitor requirements, backline, power drops and notes aligned. Preflight checks catch missing contacts, unplaced sources, duplicate channels, incomplete monitor mixes and backline gaps before export. Send clean PDF tech packs, one-page stage plots, editable DOCX riders, CSV input lists or PNG images to venues, promoters, festivals and touring teams. Works offline with no account required. Pro is a one-time unlock for unlimited tech packs, watermark-free export, the full icon library, print mode, templates, CSV/PNG export and iCloud sync.