| Version | Change log |
| DTMF Tone Decoder 2020 Jan 20, 2020 | DTMF decoder for decoding recorded DTMF tones from WAV files with a 45 character display window |
| DTMF Tone Decoder 2019 Sep 19, 2019 | DTMF decoder for decoding recorded DTMF tones from WAV files with a 45 character display window |
