Free tools
Tools for voice engineers
Format numbers, check caller IDs, read route quality and size your trunks. No sign-up, and everything runs in your browser.
E.164 number formatter
Turn local numbers into E.164 and trunk format, in bulk.
ASR, ACD and NER calculator
Turn call outcomes into ASR, ACD and NER, with warnings.
SIP channel and bandwidth calculator
Size channels with Erlang B and work out bandwidth per codec.
CLI format checker
Check a caller ID against format and country rules.