Blue Box is a simple utility for generating and decoding DTMF (Dual-Tone Multi-Frequency) or touch tones as used in telephone systems. Play back touch tones at adjustable speeds to trigger touch tone operated systems or listen to tones that are being generated and display them. Built-In help fileWith a built-in help file, understand how to tune Blue Box for particular decoding and generating needs.

Blue Box alternatives

aprs.fi

This is the official iPhone and iPad application of aprs.fi, the favourite APRS web site of the amateur radio world. Obtain immediate, real-time access to current APRS position information, weather reports, telemetry graphs, and more. GPS is not required for viewing APRS information.

  • rating 4.06667
  • size 10.6 MB

Phonal Tonal

Back in the day, phreaks had phun on the phone, using colored boxes to get free phone calls. Of course, none of those tricks work anymore. Blue Box, Red Box, Green Box, Special Information Tones, DTMF, and more.

  • size 4.8 MB

PocketPacket

PocketPacket is an APRS client for your iPad/iPhone/iPod Touch. The Automatic Position Reporting System is a packet communication protocol used by amateur radio operators (hams) around the world, to report position, status, station capabilities, weather or other information in real time. Now, with an iPhone/iPod Touch and PocketPacket, you can have a full-fledged picture of packet activity in a small, portable package - ideal for field work or the ham shack.73 de SV1OAN

  • rating 3.46667
  • size 6.9 MB

Selcall Selective Calling Tone Generator

SelCall generates Selective Calling Tones. Select your tone type from the extensive selection of available modes, then touch the button for each tone you wish to send. You can use Edit to add additional lines, delete a line, or re-arrange them.

  • size 1.4 MB

Radio ID