Audio Tool 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, Oscilloscope Pro, Bit Calc Pro and Audio Atlas!

Decibel Meter Pro:
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!

✓ NEW! A, B, C and Z (unweighted) frequency weightings!
✓ NEW! Sensitivity Fader! Be as sensitive as you've always wanted to be!
✓ NEW! Liquid rotating interface!

Tempo Pro:
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!

Microphone Pro:
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.

Tone Generator Pro:
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!

Oscilloscope Pro:
Oscilloscope Pro lets you see the sounds around you! Oscilloscope Pro takes the audio signals from your built-in microphone and draws them to your screen!

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

Bit Calc Pro:
Got a recording session tonight? Got enough drive space?

Find out now! Download Audio Tool 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 phone upside down, and wow your friends with Bit Calc Pro!

Audio Atlas:
What did he just call you? Never look like a fool in the presence of an audio pro again! Our Audio Atlas can supply you with the definitions you need right now. Download Audio Tool and watch your brain grow!

Performance Audio has made every effort to make this application as accurate and reliable as possible. However, this application is supplied for entertainment purposes only.

★ Try Audio Tool, you'll love it! ★
©2010 Performance Audio, LLC. All rights reserved.
All brand, company or product names contained may be trademarks or registered trademarks of their respective owners. Site content, pricing and availability are subject to change without notice. All prices listed are in US dollars and do not include shipping and/or sales tax, when applicable.
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