Studio Six Digital

Studio Six Digital creates advanced audio test and measurement systems based on the iOS platform. 

New! iTestMic2 

iTestMic2 improves on the popular iTestMic by adding a 3.5mm stereo analog output jack and iOS device charging. The perfect solution for iPhone 7! Shipping soon.

New! iMicMount


Our new iTestMic and iPrecisionMic mounting system turns your iPhone into a true hand-held SPL Meter and sound analysis tool.

Easy mounting with high-grip Velcro directly to your iPhone case. Includes cable tie.

Shipping October 24th!!

iOS 10 and iPhone 7 Updates

iAudioInterface2 Lightning/USB now shipping.



iAudioInterface2 and included iOS Lightning and USB Audio interconnect cables.

The professional audio interface for iOS devices made to work with for AudioTools.

Phantom powered mic input, balanced line input and output, digital audio output, internal battery, and iOS device charging.


iphone5 menu

AudioTools is the professional audio test & measurement app that gives you a comprehensive set of tools on your iOS mobile device. Perfect for A/V techs, FOH, recording engineers, acousticians, home theater installers, and anyone who loves pro audio. 

Upgrade AudioTools with iAudioInterface2, or iTestMic, to complete your mobile professional audio test & measurement system.

App Store Badge white2


iTestMic is the most affordable way to have a calibrated SPL Meter, RTA, FFT analyzer and more.  Plug it into your iPhone, iPod touch, or iPad to get a mobile professional test & measurement system. $229.


Use it for home theater setup, live sound, SPL testing, or sound contracting work. 


Order here. 


iPrecisionMic is the newest addition to the Studio Six Digital family of acoustic test & measurement products. Plug it into your iOS device running AudioTools and instantly you can have a Type 1 certified sound level meter and analyzer.


Perfect for noise monitoring and surveys, critical acoustical analysis work, and any time that a high-quality precision professional microphone is required. Available both with and without a Type 1 Calibration Certificate, starting at $1099.


site version 3.0