FREE TOOLS
VoIP Tools & Calculators
Practical tools for planning and sizing a business phone system. Free to use, no sign-up, no email gate.
Calculator
VoIP Bandwidth Calculator
Size your connection for concurrent calls across Opus, G.711, G.722 and G.729, with protocol overhead and headroom included.
Open tool → CalculatorVoIP Cost Savings Calculator
Compare a legacy phone system against cloud VoIP, including maintenance, hardware and call charges — and the one-off cost of switching.
Open tool → FormatterE.164 Phone Number Formatter
Convert any phone number to strict E.164 format, strip trunk prefixes and validate against the ITU-T 15-digit limit. Runs in your browser.
Open tool →See Salamtalk on your own numbers
Start a 14-day free trial, or talk to our team about porting your existing lines.