TrafficLoopback
Free marketing & growth tools — A/B test significance, sample size, multi-armed bandit simulator, ad benchmarks, CAC/LTV, PPC break-even, and UTM builder.
Marketing & Growth(4)
Ad Benchmarks by Industry
Compare your ad performance against 20+ industry benchmarks across Google Ads, Meta, and LinkedIn — average CTR, CPC,...
CAC LTV Payback Calculator
Free SaaS calculator for customer LTV, LTV:CAC ratio, and CAC payback in months. Margin-adjusted formulas, sensitivit...
PPC Break Even Calculator
PPC profitability calculator: enter CPC, conversion rate, average order value, and margin to see profit per click, ma...
UTM Builder
UTM link builder with presets for Meta, Google, LinkedIn, X, and email. Properly URL-encoded outputs, recent-link his...
Statistics(3)
AB Test Calculator
A/B test significance calculator that returns the p-value, z-statistic, observed lift, and confidence interval from a...
Multi-Armed Bandit vs AB Test Simulator
Interactive Thompson-sampling bandit vs A/B test simulator. Set true CTRs for four ad variants and watch how much bud...
Sample Size Calculator
A/B test sample size calculator. Enter your baseline conversion rate and minimum detectable lift to see the visitors ...