WAVE graph with 2 display modes: Rolling & Buffer Real time predominant frequency is also displayed.

Those are very useful for frequency analysis and musical tests. FFT and BAR graphs to display real time FFT. + Fullscreen mode to give overview the whole history of an record + iCloud support which synchronize all history records across your Apple devices + Each record can be exported as hi-res PNG graph or CSV text via sharing services + Recording data can be saved into a list of history records for future access and analysis Powerful, smart history data management: Frequency weighting filters: ITU-R 468, A, B, C, Z Health App integration: export noise levels directly into Health app. Apple Watch support: see noise level right from your wrist The precision is matching with real SPL devices Trusted accuracy: the app is tested and pre calibrated for all Apple devices.

WHAT MAKE IT GREAT AND STAND OUT FROM OTHER APPS: Have you ever wondered how quiet your surroundings are or how loud is a rock concert or football match? 'Decibel X' will help you answer all of those. While this pro tool mainly aids audio experts or workers prone to noise pollution, it can also add more fun and protect your hearing. Our app turns your iOS device into a professional sound level meter, precisely measures the sound pressure level (SPL) all around you. Our success lies at the intersection of expertise in sound communication, listening to our dear users, and our vision to build a great product. 'Decibel X' is the leading noise meter app on the market, which has highly reliable, pre-calibrated measurements and supports dBA, dBC. This app turns your iOS device into a professional sound level meter, detects harmful environmental noises, and helps protect your hearing and health.

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