Free CAC calculator 2026. Calculate Customer Acquisition Cost = (sales + marketing spend) / new customers. See CAC by channel, payback period, and LTV:CAC ratio. SaaS benchmark: CAC payback <12 months, LTV:CAC >3:1.
Enter your total Marketing Spend for the period (paid ads, SEO/content, events, agencies, marketing software).
Enter your total Sales Spend for the period (AE/SDR base salaries, commissions, bonuses, sales tools/CRM).
Enter the total number of New Paying Customers acquired during the period.
Review your fully loaded Customer Acquisition Cost (CAC) and compare against 2026 industry benchmarks.
Customer Acquisition Cost (CAC) measures the total sales and marketing investment required to win one new paying customer. For accurate unit economics, always calculate "Fully Loaded CAC"—including sales salaries, commissions, marketing headcount, and software overhead—and pair it with Customer Lifetime Value (target LTV:CAC ≥ 3:1).
$50,000 marketing spend + $40,000 sales team cost = $90,000 total S&M spend across 100 new customers. Fully Loaded CAC = $900. At $100/mo ARPU and 80% gross margin ($80/mo gross profit), CAC Payback = 11.25 months.
$200,000 field marketing/events + $300,000 enterprise AE/SE comp = $500,000 spend for 20 new enterprise logos. CAC = $25,000. At $4,000/mo gross profit per customer, CAC Payback = 6.25 months.
$45,000 Meta/TikTok ad spend + $5,000 agency fee = $50,000 spend for 800 first-time buyers. CAC = $62.50.
| Industry / Segment | Typical Fully Loaded CAC | Target CAC Payback | Healthy LTV:CAC Ratio |
|---|---|---|---|
| B2C Mobile App / Consumer Subscription | $15 – $75 | 3 – 6 months | 2.5:1 – 4.0:1 |
| DTC E-Commerce / Retail | $45 – $130 | 1st or 2nd Order (< 4 mos) | 3.0:1+ (over 24 months) |
| Product-Led Growth (PLG) / SMB SaaS | $250 – $1,200 | 6 – 11 months | 3.0:1 – 5.0:1 |
| Mid-Market B2B SaaS ($10k–$50k ACV) | $3,500 – $12,000 | 11 – 16 months | 3.0:1 – 4.5:1 |
| Enterprise B2B SaaS ($100k+ ACV) | $20,000 – $65,000+ | 15 – 22 months | 3.0:1 – 4.0:1 |
| Fintech / B2B Financial Services | $1,200 – $8,500 | 10 – 15 months | 3.5:1+ |
One of the costliest mistakes growth teams make is relying solely on **Blended CAC** (total sales and marketing divided by all new customers, including organic search, word-of-mouth, and referrals) to justify increasing their paid advertising budget. Organic channels have a low marginal cost, which artificially depresses your Blended CAC.
For example, if you spend $50,000 on Google Ads to acquire 25 paid customers ($2,000 Paid CAC) and simultaneously get 75 customers from organic SEO, your Blended CAC looks like a healthy $500 ($50,000 ÷ 100). If you double your Google Ads spend thinking your CAC is $500, you will actually pay $2,000+ per incremental customer and burn cash rapidly. Always track Blended CAC for overall company health and **Paid CAC by channel** for budget allocation.
Find answers to the most common questions about customer acquisition cost (cac) calculator.
Fully loaded CAC includes every expense required to generate leads and close new customers: paid advertising (Google, Meta, LinkedIn), content creation and SEO agencies, trade shows, marketing and sales software (HubSpot, Salesforce), and the fully loaded salaries, commissions, and bonuses of your marketing, SDR, and Account Executive teams.
CAC (Customer Acquisition Cost) measures the total sales and marketing cost to acquire a paying customer across the business. CPA (Cost Per Acquisition or Cost Per Action) is an ad-platform metric measuring the direct media spend required to generate a specific conversion (which could be a free trial signup, lead form, or paid purchase).
For B2B SaaS companies, the gold-standard CAC payback period is under 12 months (meaning a customer's gross margin repays their acquisition cost within their first year). High-velocity SMB and PLG companies target 5 to 9 months, while enterprise SaaS companies with <5% annual churn can sustain 15 to 20 months.
If your Customer Success team focuses purely on onboarding, support, and retention, their cost belongs in COGS (reducing Gross Margin) rather than CAC. However, if CSMs carry expansion quotas and spend 30% of their time upselling, allocate that 30% portion to Sales & Marketing (or track a separate Expansion CAC).
Calculations and computational models on QuickBizCalc are verified against published regulatory standards and statutory tax tables:
Publication 15-T (Federal Income Tax Withholding Methods) & Publication 15 (Employer's Tax Guide).
Fair Labor Standards Act (FLSA 29 U.S.C. § 207) regulations on overtime hours, recordkeeping, and minimum wage.
OASDI taxable maximum wage base limits and statutory FICA tax rates (6.2% Social Security + 1.45% Medicare).
Formulas and worked examples are checked against the sources above before publishing. For advice on your own situation, consult a licensed tax professional or accountant.
Customer Acquisition Cost (CAC)
$900.00
Marketing
$50,000.00
Sales
$40,000.00
Total Spend
$90,000.00
CAC
$900.00
