Comparison
Klaviyo Stackby
Side-by-side: pricing, features, integrations. Pick the one that fits.
The AI marketing and service platform built to deliver personalized, omnichannel campaigns and 24/7 support.
A full work management platform that combines spreadsheets, databases, and automation in one place.
Specs · 4 differences
| Spec | Klaviyo | Stackby |
|---|---|---|
| Starting price | Custom | Custom |
| Free tier | ||
| Pricing model | freemium | freemium |
| Pricing tiers | — | — |
| Best for | Brands looking to automate personalized marketing and customer engagement. | Small teams who want a central hub for data and automation, not just a middleware layer. |
| Integrations | — | — |
| Open source | ||
| Last verified | — | — |
Klaviyo
Pros
- Unifies customer data
- Automates omnichannel marketing
- Supports email, SMS, and push notifications
- AI agents deliver personalized experiences
- Real-time data processing
Cons
- Pricing scales based on contacts and usage
- Enterprise pricing may be complex
- Integration setup may require technical expertise
Stackby
Pros
- Genuinely usable free plan
- Combines spreadsheets and automation
- No coding required for automations
- Includes over 1,000 database templates
- Central hub for data and automation
Cons
- Most powerful automation features require data within the platform
- Limited if needing complex event chains across multiple external tools
Verdict
Pick Klaviyo if brands looking to automate personalized marketing and customer engagement.
Pick Stackby if small teams who want a central hub for data and automation, not just a middleware layer.
Frequently asked
- Which is cheaper, Klaviyo or Stackby?
- Both Klaviyo and Stackby use custom pricing — contact sales for quotes.
- Does Klaviyo have a free tier?
- Yes — Klaviyo offers a free tier.
- Does Stackby have a free tier?
- Yes — Stackby offers a free tier.
- When should I pick Klaviyo over Stackby?
- Pick Klaviyo if your use case matches: brands looking to automate personalized marketing and customer engagement..
- When should I pick Stackby over Klaviyo?
- Pick Stackby if your use case matches: small teams who want a central hub for data and automation, not just a middleware layer..
Want a deeper dive? Klaviyo profile · Stackby profile