Public in-app purchases
Spectrogram-noise level tools$5.99
Spectrogram-noise level tools$4.99
AppPriceDataObserved data
AppPriceData
Latest observed Apple storefront price and public purchase options.
The latest observed download price for Sound Decibel Meter-NIOSH,OSHA in the United States App Store is Free. Confirm the current checkout price on Apple before purchasing.
AppPriceData currently has download-price observations for 2 storefronts.
Compare all observed storefronts →The latest observed download price is Free. The observation was updated August 7, 2026 at 2:54 PM.
Apple's public product page currently shows 2 in-app purchase items in this storefront.
Yes. Apple storefront prices can differ by country, currency, taxes, and developer pricing. AppPriceData has observations from 2 storefronts for this app.