Bengaluru and Erode, India — working with clients in other time zones

SaaS marketing

What to budget for digital marketing as a SaaS company

A framework for sizing a SaaS marketing budget around CAC payback period and the balance between acquisition and retention spend.

A software team working through a problem together

A SaaS marketing budget is best sized against CAC payback period — how many months of revenue it takes to recover the cost of acquiring a customer — rather than a fixed percentage of revenue, since payback period accounts for both the spend and the pricing model together.

What the spend typically covers

  • Paid acquisition (search, social), sized against a target payback period.
  • Content and SEO for problem-stage and comparison searches, an ongoing cost.
  • Onboarding and retention email tooling — often underfunded relative to its impact on churn.

The acquisition-versus-retention balance

A SaaS company spending heavily on acquisition while under-investing in onboarding and retention marketing is filling a leaky bucket. If churn is high, redirecting some acquisition budget toward retention often produces a better return than adding more top-of-funnel spend.

Acquiring more customers into a product with high early churn just increases the number of people who leave.

Adjusting by stage

Early-stage SaaS companies often need to spend more on content and product-led growth mechanics relative to paid acquisition, since paid channels are expensive without an established brand or proof points to support conversion.

The takeaway

Size acquisition budget against your CAC payback period target, and make sure retention spend is not being starved in favour of pure acquisition.


Written by Fibvo — Bengaluru and Erode, India — working with clients in other time zones. Questions, or think we have it wrong? Tell us.

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