Signal Toolbox - FREE

This is a free version of the popular Signal Toolbox - App with adds!
Enjoy further options to use your iPhone 4 for acoustical and optical signals!

With this App, you can use it as a

- Morse device:
Enter a text and it will be translated into morse code, featuring classical sound and visible as a blinking light. The speed of the transmission can be adjusted and you can repeat your text as often as you like.

- Fully tunable siren:
Change the speed, width and hight of the siren sound to fit your needs.

- Strobe:
Create disco feeling with adjustable frequency.



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Disclaimer: Continued use of the flash
may dramatically decrease battery life