Enter your marketing spend by channel, see your true CAC, benchmark it against SaaS industry averages, and discover how to bring it down.
Average for SaaS
Healthy
Across all channels
Healthy (under 12 months)
Your CAC is around the industry average.
Consider shifting budget toward lower-cost channels like content marketing and Reddit.
See how your $170 CAC compares to typical SaaS benchmarks. The average SaaS CAC ranges from $200 to $500 for SMB products.
The lowest acquisition cost of any channel
Unlike paid ads where you pay for every click, Reddit marketing is entirely organic. You invest time, not money, into genuine conversations with potential customers. The result? A customer acquisition cost that is effectively zero in terms of direct spend.
When you post helpful answers in subreddits where your target audience hangs out, you build trust naturally. People click through to your product because they already see you as an expert, not because an algorithm served them an ad. This means higher conversion rates, lower churn, and significantly better unit economics.
Tools like MediaFast can help you identify the right subreddits, generate authentic posts, and track your Reddit marketing performance, all while keeping your CAC near zero.
Practical strategies used by the fastest-growing SaaS companies to reduce customer acquisition costs.
Reddit is one of the few channels with near-zero customer acquisition cost. By providing genuine value in relevant subreddits, you build trust and attract customers organically. No ad spend required.
High quality blog posts, guides, and tools compound over time. The CAC of content marketing drops dramatically after the initial investment because the content keeps generating leads for months and years.
Your happiest customers are your cheapest acquisition channel. A well-designed referral program can cut CAC by 30 to 60% because the trust is already built in through personal recommendations.
Doubling your conversion rate effectively halves your CAC without spending a single extra dollar on marketing. Focus on landing pages, onboarding flows, and reducing friction in the signup process.
Regularly audit your channel-level CAC. If paid ads cost you $400 per customer but Reddit brings them in at near zero, reallocate that budget. Focus spend where it produces the best return.
Understanding your CAC is just the first step. The real win comes from systematically lowering it by finding channels that convert at minimal cost. Many SaaS founders are discovering that MediaFast helps them turn Reddit into their most efficient acquisition channel with practically zero spend.
MediaFast helps you do it systematically. Find subreddits, generate authentic posts, and acquire customers at near-zero cost.
Try MediaFastEverything you need to know about calculating and optimizing customer acquisition cost.
Customer Acquisition Cost is the total amount of money your business spends to acquire a single new customer. It includes all marketing spend, sales team costs, tools, and any other expense directly tied to winning a new customer. CAC is one of the most important metrics for any SaaS or subscription business because it directly impacts profitability.
The gold standard for SaaS companies is an LTV:CAC ratio of 3:1 or higher. This means the lifetime value of a customer should be at least three times what it costs to acquire them. A ratio below 1:1 means you are losing money on every customer. Between 1:1 and 3:1, your business is viable but has room for optimization. Above 5:1 may indicate you are under-investing in growth.
There are several proven strategies: focus on organic channels like Reddit marketing and SEO that have near-zero marginal costs, improve your conversion rates through better landing pages and messaging, implement referral programs, double down on the channels with the lowest CAC, and invest in content marketing that compounds over time. Tools like MediaFast help you leverage Reddit as a near-zero CAC acquisition channel.
The average CAC for SaaS companies ranges from $200 to $500 for SMB-focused products and can reach $5,000 to $20,000+ for enterprise SaaS. B2C SaaS typically has lower CAC ($50 to $200) due to shorter sales cycles. Your ideal CAC depends on your average contract value and customer lifetime value.
CAC payback period is the number of months it takes to recover the cost of acquiring a customer. It is calculated by dividing your CAC by the average monthly revenue per customer. A payback period under 12 months is considered healthy for most SaaS companies. Shorter payback periods mean faster reinvestment into growth and less cash flow pressure on the business.