About this app
AcoustiCalc is the ultimate toolkit designed for architects, engineering firms, and acousticians. Instantly calculate the reverberation time (RT60) via Sabine's Formula or estimate the sound insulation of walls using the Mass Law. Premium B2B Features: - Predictive acoustic modeling with interactive graphs. - Expert local database: 300+ materials with Alpha absorption coefficients (125Hz-4kHz) certified ISO 354. - White Label PDF Report Generator for direct client delivery. - Integrated Live SPL Meter. - Metric and Imperial system support. 100% Offline. Zero Cloud. Compliance and industrial secrecy guaranteed. Legal Disclaimer: Simulations are predictive and do not replace certified in-situ measurements.
Latest release
What’s New
A more polished and stable release: better iPad experience, improved navigation, smoother PDF export, and general interface refinements.
Audience growth
Ratings growth
Baseline captured. Growth appears after the crawler observes a changed rating count.
Momentum comes from crawler snapshots for the tracked storefront. “Viral growth signal” means unusually fast recent rating gains; it is an indicator, not download data.
Price tracking
Price intelligence
First snapshot captured. The trend line starts after the next crawler price observation.
- First observed Aug 15, 2026 · 1:37 PM $3.99