Free Trial vs Freemium: Finding the Optimal PLG Onboarding Model

May 20, 2025

In today's competitive SaaS landscape, the way you introduce users to your product can be as crucial as the product itself. Product-led growth (PLG) has emerged as a dominant go-to-market strategy, with companies increasingly relying on the product experience to drive acquisition, conversion, and expansion. At the heart of any PLG strategy lies a critical decision: should you implement a free trial or a freemium model?

This choice isn't merely a tactical decision—it's a strategic one that can fundamentally shape your user acquisition funnel, conversion rates, and ultimately, your revenue growth. Let's explore both approaches to help you determine which model aligns best with your SaaS business objectives.

Understanding the PLG Onboarding Models

The Free Trial Approach

A free trial offers potential customers full access to your product's features for a limited time, typically 7-30 days. After this period, users must convert to a paid plan to continue using the service.

Key characteristics:

  • Time-limited access to premium features
  • Creates urgency through expiration dates
  • Usually requires payment information upfront (though "frictionless" trials without credit card requirements are becoming more common)
  • Focuses on demonstrating full value quickly

The Freemium Approach

The freemium model provides users with a basic version of your product indefinitely, with premium features available through paid upgrades. This approach allows users to derive value from your product without time constraints.

Key characteristics:

  • Unlimited access to core features
  • Premium functionality gated behind paid tiers
  • No built-in urgency mechanism
  • Focuses on growing user base and demonstrating value gaps

Comparing Performance Metrics

When evaluating these models, several key metrics deserve attention:

Acquisition Metrics

Freemium typically excels in user acquisition due to its lower barrier to entry. According to OpenView Partners' 2022 SaaS Benchmarks report, freemium products acquire users at 10-15% lower customer acquisition cost (CAC) than free trial models.

However, free trials often attract more qualified prospects. Totango research indicates that while freemium models may generate more signups, free trials typically yield higher-intent users who are more likely to eventually convert.

Conversion Rates

Free trials generally boast higher conversion rates from trial to paid. According to Profitwell data, software companies with free trials see average conversion rates between 15-25%, while freemium models typically convert 3-5% of users to paying customers.

However, this metric can be misleading without context. As Patrick Campbell, founder of Profitwell (now part of Paddle), notes: "Freemium conversion rates look worse on paper, but when you factor in the significantly larger user base and network effects, the absolute number of conversions can far exceed free trial models in many cases."

Long-Term Revenue Impact

Interestingly, research from Chargebee suggests that while free trials may convert at higher rates initially, freemium models often demonstrate stronger revenue retention over time. Their analysis of over 500 SaaS businesses found that freemium companies experienced 8% higher net revenue retention after 24 months compared to free trial businesses.

Aligning Models with Business Context

The optimal choice between free trial and freemium depends heavily on specific business factors:

Product Complexity and Time-to-Value

Free trials work better when:

  • Your product has a steep learning curve
  • The core value proposition is immediately evident
  • Users need the full feature set to evaluate effectiveness

Companies like Adobe and Salesforce employ free trials effectively because their complex products benefit from full-feature evaluation periods.

Freemium works better when:

  • Your product delivers incremental value over time
  • Core features alone provide meaningful utility
  • Network effects enhance product value

Slack and Dropbox exemplify successful freemium implementations, as their core offerings provide immediate utility while creating natural expansion paths.

Market Positioning and Competition

Your competitive landscape should influence your decision. In crowded markets with low differentiation, freemium can help you stand out by removing adoption barriers. Conversely, in specialized markets where users are already searching for solutions, free trials can efficiently qualify high-intent prospects.

Zoom successfully deployed freemium to disrupt the video conferencing market dominated by established players. Their approach allowed users to experience Zoom's superior quality without commitment, rapidly expanding their user base during a critical growth period.

Hybrid Approaches Gaining Traction

Many successful SaaS companies are now implementing hybrid models that combine elements of both approaches:

Time-Capped Freemium

This model offers unlimited access to basic features while providing limited-time access to premium features. Companies like Mailchimp have leveraged this approach, giving users permanent access to basic email capabilities while offering temporary premium feature access as an onboarding incentive.

Functional Freemium with Trial Extensions

Some companies maintain a freemium tier while offering trial access to specific premium features based on user behavior or needs. Notion exemplifies this approach, providing a robust free plan while strategically offering trials of team collaboration features when users appear ready for expansion.

According to 2022 data from Gainsight, hybrid PLG models show 18% higher net dollar retention than pure free trial or freemium approaches, suggesting the effectiveness of these combined strategies.

Decision Framework: Finding Your Optimal Model

To determine the right approach for your business, consider these key questions:

  1. How quickly can users experience your core value proposition?
  • Quick value realization (minutes/hours) → Freemium advantage
  • Longer value realization (days/weeks) → Free trial advantage
  1. How critical is rapid revenue generation vs. market share?
  • Revenue prioritization → Free trial advantage
  • Market share prioritization → Freemium advantage
  1. What's your product's cost structure?
  • High marginal cost per user → Free trial advantage
  • Low marginal cost per user → Freemium advantage
  1. How important are network effects to your product value?
  • Strong network effects → Freemium advantage
  • Limited network effects → Free trial advantage

Implementing and Optimizing Your Chosen Model

Whichever model you select, implementation excellence is critical:

For Free Trials:

  • Focus on optimizing time-to-value through streamlined onboarding
  • Implement strategic communication at key trial milestones
  • Consider trial extensions for engaged users who haven't converted
  • Test credit card vs. no-credit-card requirements

For Freemium:

  • Carefully balance value delivery between free and paid tiers
  • Establish clear upgrade triggers within the product experience
  • Build visible "value cliffs" that encourage conversion
  • Leverage usage data to target conversion-ready users

Conclusion: Beyond the Binary Choice

The free trial versus freemium decision isn't truly binary. The most successful PLG companies continually refine their approaches, testing variations and sometimes employing multiple models for different market segments.

What matters most is alignment with your broader business strategy, product characteristics, and customer journey. The optimal model creates a seamless pathway from initial product interaction to paid conversion while delivering exceptional user value at every stage.

As you evaluate these models, remember that even the perfect onboarding approach can't compensate for product-market misalignment. The foundation of successful PLG remains building a product that solves real problems in meaningfully better ways than alternatives—whether those alternatives are competitors or the status quo.

By thoughtfully selecting and implementing your PLG onboarding model, you can create an acquisition engine that not only drives conversions but also sets the stage for long-term customer success and sustainable growth.

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