April 9, 2025

The Key Financial Metrics Every SaaS Entrepreneur Should Track

Imagine building an innovative SaaS product. Customers have started signing up, and revenue is coming in, but something seems wrong: expenses appear excessive and growth seems slower than you anticipated. What could possibly be going wrong here?

Financial metrics provide invaluable information. When operating or looking to buy a SaaS business, financial metrics provide the right numbers. You need to track them to see whether your enterprise is growing, struggling or heading toward disaster; best of all, no financial expert is needed to understand!

Monthly Recurring Revenue (MRR) and Annual Recurring Revenue (ARR)

Your Monthly Recurring Revenue (MRR) measures how much revenue your business earns each month through active subscriptions. It serves as one of the key indicators of financial health to show whether your company is growing, stable or declining.

Calculating MRR involves multiplying the total active customers times their average subscription fees per month – for instance if 1,000 customers each pay $50 in subscription fees, then your MRR would equal $50K.

Annual Recurring Revenue (ARR) is an overview metric designed to monitor long-term revenue trends more effectively. Investors and business owners use ARR as a gauge of the sustainability and scalability of SaaS businesses; its growth indicates their strength while stagnation or decline may indicate adjustments are necessary in pricing strategies, customer retention practices or marketing approaches in order to remain viable.

Tracking MRR and ARR requires taking upgrades and downgrades into account. Expansion MRR occurs when existing customers upgrade to higher-priced plans while contraction MRR reduces subscription levels for subscribers who downgrade or reduce subscription levels, contributing significantly to revenue trends.

Customer Acquisition Cost (CAC) and Customer Lifetime Value (CLTV)

CAC measures your customer acquisition expenses per new customer; to calculate it you divide total sales & marketing expenditure by total customers acquired during that period.

Assuming you spent $10,000 in one month and attracted 100 new customers, your Customer Acquisition Cost would equal $100 each time.

Customer Lifetime Value (CLTV) measures the total revenue expected from one customer over their lifetime with your business. As they remain subscribers and spend more, their value increases over time.

Calculating Customer Lifetime Value requires multiplying the average revenue per customer with the average customer lifespan; for instance if someone pays $50 monthly and stays for 24 months then their CLTV would be around $1,200.

SaaS businesses should aim for a customer lifetime value (CLTV) of at least three times the customer acquisition cost (CAC). Otherwise, your business risks losing money from customer acquisition costs being more than revenue generated. In this case, organic channels like content marketing or referrals might help lower CAC while customer retention strategies could boost CLTV.

Churn Rate and Retention Rate

Let’s say your efforts resulted in 1,000 new customers this month, but if 500 of those customers cancel, your growth can quickly diminish to half; that is known as “churn.”

The churn rate measures the percentage of customers who leave your service within any specified period. A high churn rate can severely hamper a SaaS business because you must continuously replace lost customers to maintain revenue streams.

Retention rate, on the other hand, measures how many customers stick around after signing on as new subscribers to your service. Achieve high customer retention by offering great customer support and adapting product enhancements according to feedback and aligning pricing to the value you provide; these will lead to successful SaaS businesses.

Gross Margin and Profitability

Not all revenue equals profit. In SaaS, gross margin measures how much is left after covering direct costs such as servers, software updates and customer support services; higher gross margins provide more money available for investment into further growth opportunities.

An optimal gross margin for SaaS businesses should range between 70-81%. If it falls lower, chances are high that too much is spent on infrastructure or features that aren’t generating sufficient revenues to justify the spending.

Profitability doesn’t only depend on revenues–it requires smart spending as well. Rapid expansion may excite, but your margins could quickly reduce without careful oversight of expenses and pricing strategies. Stay mindful of costs to ensure sustainable expansion for long-term profitability.

Conclusion

Running a SaaS business takes more than having an amazing product; it involves understanding and tracking financial metrics that drive its success. Tracking these indicators will allow founders or investors to make better-informed decisions. A robust SaaS business model should focus on keeping customers, controlling expenses, and maximizing profitability, not simply on getting new ones in.

About the author 

Kyrie Mattos


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