Peakquanta: Spectral Lab

Peakquanta: Spectral Lab is a focused, fully on-device app. Offline spectroscopy workbench for CSV spectra, baseline models, smoothing, peak detection, Gaussian/Lorentzian/Voigt screening, calibration curves, and result export. KEY FEATURES - CSV spectral workspace - Transparent baseline correction - Peak, area and centroid metrics - Local reference-image evidence - Editable sample data and CSV import - Side-by-side scenario comparison - Local PDF evidence export - Fifty-three original offline reference plates ONE-TIME AND PRIVATE - One paid download; no subscription or in-app purchase - No account, advertising, analytics, tracking, or developer-operated backend - Core features and bundled content work offline - Work remains on device unless you deliberately share or export it through an Apple system interface Peak and concentration estimates depend on calibration and instrument quality. Verify standards, baselines, sample preparation, instrument limits, and laboratory procedures.