Free Tier Economics: The 62% Threshold
90 of 144 companies in the dataset (62%) offer a free tier. But the interesting question isn't who offers free — it's what the free tier is designed to do, and how it's evolving.
The Numbers
| Metric | Value |
|---|---|
| Free tier offered | 90/144 (62%) |
| No free tier | 53/144 (37%) — includes enterprise-only and price-hidden |
| Near-100% adoption | dev-tools, AI infra, analytics, collaboration |
| Low adoption | fintech (Stripe, Plaid), enterprise security |
Three Free Tier Strategies
1. Usage-gated free (the PLG funnel)
PostHog gives away 1M events/month. Mixpanel gives 1M events/month. Amplitude gives 50K MTUs. The product is fully functional — the limit is volume. When your startup grows, your bill grows. No human sales touch needed.
This works because the product's value scales with the customer's success. PostHog's free tier costs them infrastructure, but the companies that outgrow it are exactly the ones who can pay.
2. Feature-gated free (the upgrade nudge)
Slack's free tier removes message history after 90 days. Notion limits blocks. Asana limits project views. The product works but feels constrained. The free tier exists to demonstrate value while creating friction that converts.
These companies don't want high-volume free users — they want fast conversion. Slack's 90-day history limit creates urgency that PostHog's 1M events doesn't.
3. AI-metered free (the new hybrid)
Figma gives 500 AI credits/month on Free. GitHub Copilot Free gives 2,000 completions + 50 chat/month. Replit's Starter plan includes limited AI credits. This is a 2025-2026 evolution: the free tier includes AI, but AI usage is the conversion trigger.
Zapier's MCP integration counts as 2x task consumption — literally accelerating the free-to-paid pipeline through AI usage.
What's Changed
The free tier used to be a feature-limited version of the paid product. Now it's becoming a distribution channel with its own economics:
Cost centers shifted. In 2020, a free tier cost you storage and compute. In 2026, it costs you AI inference. The companies expanding free AI access (Figma, GitHub, Zapier) are betting that inference costs will drop faster than conversion takes to happen.
Conversion mechanics got explicit. Zapier counting MCP calls as 2x tasks, Notion metering AI credits separately from workspace features, Replit quietly shrinking credit allocations — the free tier is becoming more instrumented, not more generous.
Enterprise-free is new. GitHub giving away Copilot completions on Free tier, Figma bundling MCP on Free — these are enterprise-grade features on consumer-grade tiers. The strategy: get into workflows at zero cost, then monetize when the team scales.
The Holdouts
Companies without free tiers tend to share characteristics: high-touch sales (Salesforce), regulated industries (some fintech), or single-purpose utilities where trial periods work better than freemium (ExpressVPN, Bitwarden premium).
The 62% number likely increases. Free tier is becoming table stakes in every category where PLG works.
Update: May 2026
New data points on how free-to-paid ladders are evolving.
| Company | Change | Effect on Free-to-Paid Ladder |
|---|---|---|
| OpenAI | Business $25→$20/seat, added $100 Pro tier | Ladder now Free/$20/$100/$200 — lower entry, higher ceiling |
| Canva | AI Pass ($100/mo add-on) | New conversion lever: bolt-on capacity without changing tiers |
| GitHub Copilot | Free tier shifting to credit-based (Jun 1, 2026) | Moves from feature-gated (strategy #2) to AI-metered (strategy #3) |
| Perplexity | Comet browser ungated (was $200/mo paywall) | Give away browser, monetize AI behind it → Max ($200/mo) conversion |
Webflow joined the free-tier-with-AI-credits pattern on May 13 — AI credits added to all plans including free, with limits not enforced until June 29. This mirrors the GitHub/Figma playbook: give free users AI access, use credit depletion as the conversion trigger.
Vertice data point: SaaS costs per employee hit $9,100 (end 2025), up from $7,900 (2023) ([Vertice SaaS Inflation Index 2026](https://www.vertice.one/l/saas-inflation-index-report)). As free tiers get more generous with AI, the conversion gap between free and paid widens — making the free tier an even more critical acquisition channel.