Cello vs GrowSurf
Which affiliate platform is right for your SaaS? We compare features, pricing, and integrations — then show you a third option.
Quick Comparison
Cello
~2% of affiliate-generated revenue
Strengths
- PLG SaaS in-product referral SDK
- Strong technical integration
- Modern developer experience
- Embedded UX
Weaknesses
- Success-based pricing scales with revenue
- Stripe-leaning
- Limited multi-tier
- Newer platform
GrowSurf
From $99/mo
Strengths
- Strong viral B2C campaign mechanics
- Leaderboards and milestone rewards
- Established platform
- Self-serve setup
Weaknesses
- $99/mo entry pricing
- Customer-referral focus, basic affiliate features
- No multi-tier or per-product commissions
- External widget approach
Consider a third option: Refgrow
Cello and GrowSurf each have their merits, but Refgrow solves the limitations of each.
$29/mo, 0% fees
More affordable than both. No transaction fees, no revenue limits, no enterprise contracts.
Embedded widget
Unlike Cello and GrowSurf, Refgrow embeds directly inside your product. No external portals.
5 payment providers
Stripe, Paddle, LemonSqueezy, Polar, and Dodo Payments — more than either competitor.
No credit card required
Frequently Asked Questions
Are these direct competitors?
Partially. Both target customer-referral motions. Cello specializes in in-product PLG flows; GrowSurf specializes in viral B2C campaigns with leaderboards.
Which is more developer-driven?
Cello — its SDK requires technical integration. GrowSurf is more marketing-team friendly with templates and visual campaign builders.
Which is better for SaaS?
Cello, by design. GrowSurf works for SaaS but its viral mechanics fit B2C consumer products better.
Ready to try a better alternative?
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