Business & Professional

Free A/B Test Sample Size Calculator — determine the minimum sample size per variation needed to detect a statistically significant result, estimate test duration, and analyze post-test significance with p-value, z-score, and confidence intervals.

Free Annual Recurring Revenue (ARR) calculator for SaaS businesses. Calculate ARR from MRR, customer counts, pricing tiers, or ARR components. Includes waterfall bridge, 12-month projections, NRR, CLV, and valuation multiples.

Free Customer Acquisition Cost (CAC) calculator — compute how much it costs to acquire each new customer, measure LTV:CAC ratio, calculate payback period, and compare your performance against industry benchmarks for SaaS, e-commerce, and more.

Free customer churn rate calculator — compute churn %, retention rate, customer lifetime, revenue impact, net revenue churn, and multi-year projections. Ideal for SaaS, subscription businesses, and e-commerce.

Free Customer Lifetime Value (CLV) calculator — compute LTV using SaaS/subscription, simple eCommerce, or DCF-traditional formulas. Includes LTV:CAC ratio, CAC payback period, cohort projection chart, and churn sensitivity analysis.

Free cost per hire calculator — calculate your total recruiting cost per hire, split internal and external costs, benchmark against SHRM data, and project annual hiring budgets.

Free Cost Per Click (CPC) Calculator — calculate CPC, campaign ROI, ROAS, CPA, and CPM/CTR metrics. Compare your CPC against platform and industry benchmarks.

Free Cost Per Mille (CPM) calculator — solve for CPM, total ad spend, or impressions instantly. Includes platform benchmarks, CPC/CTR metrics, budget planner, and ROI tracking for Google, Facebook, LinkedIn, TikTok, and more.

Free Critical Path Method (CPM) calculator with Gantt chart — compute ES, EF, LS, LF, Total Float, Free Float, and the critical path for any project network.

Free Cycle Time Calculator — calculate manufacturing cycle time, takt time, production rate, and process efficiency. Supports basic, net production time, and quality-adjusted formulas.

Free Engagement Rate (ER) calculator for Instagram, TikTok, YouTube, Facebook, X (Twitter), and LinkedIn. Calculate ER by followers, reach, or impressions with platform benchmarks, influencer tier labels, and actionable improvement tips.

Free Full-Time Equivalent (FTE) calculator — instantly convert your workforce headcount into standardized FTE figures for ACA compliance, PPP loans, budgeting, and workforce planning.

Free Monthly Recurring Revenue (MRR) calculator for SaaS businesses. Calculate MRR, ARR, ARPU, CLV, NRR, churn impact, and 12-month projections across Simple, Component, and Multi-Tier modes.

Free Net Promoter Score (NPS) calculator — enter your survey responses by score or aggregate totals, get your NPS instantly with segment breakdown, industry benchmark comparison, and actionable improvement tips.

Free Overall Equipment Effectiveness (OEE) calculator — measure Availability, Performance, and Quality to find your hidden factory and eliminate the Six Big Losses.

Free Sales Pipeline Value Calculator — calculate weighted pipeline value, coverage ratio, pipeline velocity, and per-stage forecasts to hit your revenue targets.

Free Revenue Per Employee (RPE) calculator — measure workforce productivity, compare against industry benchmarks, and model hiring scenarios instantly.

Free Return on Ad Spend (ROAS) calculator with three modes: simple ROAS, campaign planner, and goal solver. Calculate your ROAS ratio, percentage, break-even ROAS, and compare against industry benchmarks.

Free Salary Benchmarking Calculator — compare your compensation against market percentiles (P10–P90), calculate your compa-ratio, generate a pay band, and see total compensation estimates for 50+ roles across all industries and US locations.

Free Sales Commission Calculator — compute flat-rate, tiered, quota-based, bonus, placement, net, and residual commissions instantly. Includes tier breakdowns, quota attainment tracking, OTE, and CSV export.

Free Sprint Velocity Calculator for Agile teams — track story points per sprint, forecast release dates, and measure team consistency with optimistic, expected, and pessimistic scenario analysis.

Free Takt Time calculator for lean manufacturing — compute the maximum allowed production time per unit from net available time and customer demand, compare cycle time vs takt time, and determine operator requirements.

Free Throughput Calculator — calculate production throughput rate, cycle time, capacity utilization, and throughput time for manufacturing and operations management.

Free Total Compensation Calculator — add base salary, bonus, health benefits, 401(k) match, PTO value, equity, and perks to reveal your true package worth in seconds.