SelCall is an app that produces Selective Calling Tones. It offers an extensive selection of tone types, including DTMF, CCIR1, CCIR7, PCCIR, EIA, EEA, CCITT, EURO, NATEL, VDEW, MODAT, ZVEI1, ZVEI2, ZVEI3, PZVEI, DZVEI, PDZVEI, ICAO, CTCSS, CODAN and NECODE. You can select the tone type you want and press the button to send each tone. You can even queue up tones to send in a burst.
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