Free Tools
Customer Service Calculators
Practical tools you can run in the browser, with a short, sourced article under each one. No account required. Boost your customer service team with these free tools.
Lifetime Value of a Customer Calculator
Estimate discounted LTV, LTV:CAC, and payback from retention, margin, and order data.
Open toolNPS Calculator
Free NPS calculator — compute net promoter score from promoters, passives, and detractors with charts and what-if projections.
Open toolCash Burn Rate Calculator
Calculate gross burn, net burn, and runway — model AI support savings and project cash month by month.
Open toolCSAT Calculator
Free CSAT calculator — customer satisfaction score from survey responses with top 2 box, charts, and what-if projections.
Open toolRetention Rate Calculator
Customer and employee retention rate calculator — churn, turnover, cohort flow, and what-if improvements with live charts.
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