Great iOS Apps by Performance Audio!
Audio Tool v1.4 Mar 27, 2012 — 58.6 MB This app is designed for both iPhone and iPad This amazing collection of professional audio tools is a must have for every audio professional, home theater enthusiast, recording engineer, concert goer, and anyone else who needs a fast and easy way to measure the sound levels around them, keep rhythm or tempo, turn their iOS device into a microphone, generate test tones, calculate recording times, or quickly find the definitions of commonly used audio terms.

★★★★★ - Russ Long, Pro Audio Review
"At only .99, it is possibly the best deal available in the world of pro audio gear... This iPhone essential for engineers, producers and musicians, will justify the price in a single use."

Audio Tool currently includes these 6 great tools for your everyday audio needs: Decibel Meter Pro, Microphone Pro, Tempo Pro, Tone Generator Pro, Bit Calc Pro and Audio Atlas!
Decibel Meter Pro v2.0.4 Mar 22, 2012 — 19.2 MB This app is designed for both iPhone and iPad Decibel Meter Pro is the hottest, most feature packed decibel meter on iTunes! With killer graphics optimized for the iPhone, the Retina display and the iPad! Decibel Meter Pro has been in the Top Utilities on iTunes since it's release! Download your copy today and find out why!

Useful, beautiful and lots of fun, Decibel Meter Pro is a must have app for your device! Simply launch the app and start reading the sound levels that surround you every day! Want to know just how loud this club is? Decibel Meter Pro can help! Just how loud is this lecture anyhow? Decibel Meter Pro can help! How good is the sound isolation in this room? Decibel Meter Pro can help! Download Decibel Meter Pro and measure the sounds around you right now!

Decibel Meter Pro is also included in our flagship combo app Audio Tool. It is a complete bundle of handy audio apps, which can also be found on iTunes.

The iPhone's built in microphone is sensitive up to approximately 110 decibels.
Why aren't you getting a 0 decibel reading in a quiet room? A decibel is an actual measurement of sound pressure and aside from a vacuum chamber or out in space 0 dB is not really possible to read. An average quiet room will be in the 40-50 dB range.
Scope Pro v1.0 May 7, 2012 — 15.6 MB This app is designed for both iPhone and iPad Scope Pro is an Oscilloscope that lets you see the sounds around you! Scope Pro takes the audio signals from your built-in microphone and draws them to your screen!

Features:
✓ Amazing graphics optimized for the Retina Display and iPad!
✓ Signal and Waveform views!
✓ Liquid rotating interface!
✓ Visualize the sound levels around you, with ease!

Scope Pro is also included in our flagship combo app Audio Tool, download Audio Tool and get all our apps at no additional charge as they are released!
Microphone Pro v1.0.3 Sep 3, 2010 — 13.0 MB This app is designed for both iPhone and iPad Microphone Pro turns your iOS device into a microphone with a multi-function on/off button and volume control, making it great for use as a talk-back mic in live and recording applications, karaoke, public address, or anywhere you need an easy-to-use microphone.

Using a cable (sold separately), simply plug the output of device's headphone jack into powered speakers, a mixing console, home stereo, etc. and Microphone Pro will pick up sound using your device's built-in microphone, amplify it to line level, and then pass it out the devices headphone jack.

**NOTE: MICROPHONE PRO REQUIRES AN EXTERNAL CABLE AND THE CABLE IS NOT INCLUDED**
There are many cable options, please visit our website for some great cables for Microphone Pro!

**NOTE: MICROPHONE PRO IS NOT DESIGNED FOR EARLY GENERATION IPOD TOUCH**
You could make Microphone Pro work with a early generation iPod Touch, but it will probably cost you more than just simply buying a microphone for your needs. The latest iPod Touch includes a microphone finally and is fully supported by Microphone Pro!

Microphone Pro is also included in our flagship combo app Audio Tool, download Audio Tool and get all our apps at no additional charge as they are released!
Tempo Pro v1.0.1 Mar 22, 2012 — 23.1 MB This app is designed for both iPhone and iPad Tempo Pro turns your iOS device into an amazing metronome! Tempo Pro is so fun to use, you will be creating custom beats, tempos and rhythms for hours! You can have anywhere from 1/4 to 12/8 time, and it's so easy and fun to adjust with our custom beats fader! Tempo Pro has vibrate, and camera flash options on supported devices! Start Tempo Pro and put it in your pocket or at the edge of your vision for a great silent metronome!

★★★★☆ - AppAdvice.com
"I was pleasantly surprised by how many features this /Library/WebServer/Documents/apps/index.cgi.99 app has to offer. It is a well-made digital metronome, but also offers hours of entertainment with its additional sound effects."

Tempo Pro is also included in our flagship combo app Audio Tool, download Audio Tool and get all our apps at no additional charge as they are released!
Tone Generator Pro v1.0.6 Mar 22, 2012 — 14.4 MB This app is designed for both iPhone and iPad Tone Generator Pro automagically creates perfect Sine Waves, Square Waves, Triangle Waves, Sawtooth Waves, Reverse Sawtooth Waves, White Noise and Pink Noise!

It's true, you can utilize these amazing tools for many day to day activities, such as:
Testing Speakers
Balance your Home Theater speaker levels
Sound Masking
Relaxation and Meditation
Generate all the most common waveforms from 20Hz to 20kHz

But let's face it, what you really want to do is annoy everyone around you!

No matter what your Tone or Noise generation needs, Tone Generator Pro is the perfect utility for your iOS device!

Tone Generator Pro is also included in our flagship combo app Audio Tool, download Audio Tool and get all our apps at no additional charge as they are released!
Bit Calc Pro v1.0.5 Mar 22, 2012 — 23.0 MB This app is designed for both iPhone and iPad Got a recording session tonight? Got enough drive space? Find out now! Bit Calc Pro is the most accurate, entertaining disk space calculator found on iTunes!

Download Bit Calc Pro and make sure you have the space you need, when you need it. Our fun and quick interface places the information you need most, right at your fingertips. You can set your own defaults, input in any direction, flip your device upside down, and wow your friends with Bit Calc Pro!

Bit Calc Pro is also included in our flagship combo app Audio Tool, download Audio Tool and get all our apps at no additional charge as they are released!
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