Klaviyo vs OneSignal
Klaviyo confirms 7 of the features we check on its own site; OneSignal confirms 5.
Klaviyo
B2C and ecommerce brands wanting omnichannel marketing with AI on one CRM.
Watch out: Plan prices are not visible in the crawled text.
OneSignal
App and web teams sending push, email, SMS and in-app messages.
Watch out: No WhatsApp channel appears in the crawled text.
| Overview & pricing | ||
|---|---|---|
| Category | Marketing & Messaging | Marketing & Messaging |
| Specialty | B2C CRM | Customer messaging |
| Based in | 🇺🇸 United States | 🇺🇸 United States |
| Best for | All sizes | All sizes |
| Starting price | Unconfirmed | Unconfirmed |
| Free plan | ✓Yes | ✓Yes |
| Free trial | Unconfirmed | Unconfirmed |
| Features confirmed on each vendor’s site | ||
| AI agent (LLM) · Core features | ✓Customer Agent supports and sells with AI | Unconfirmed |
| SMS · Core features | ✓SMS marketing channel | ✓SMS messaging channel |
| Email marketing · Core features | ✓Email marketing channel | ✓Email messaging channel |
| Audience segmentation · Core features | ✓Segmentation listed as top feature | ✓Segmentation listed among features |
| Message templates · Core features | ✓Templates listed as top feature | Unconfirmed |
| Campaign analytics · Core features | ✓Klaviyo Analytics product | ✓Analytics listed among features |
| Public API · Platform | ✓APIs for building apps and integrations | ✓API listed among features |
| Integrations | ||
| Listed on its site | Unconfirmed | Unconfirmed |
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Every ✓ / ✕ comes from the vendor’s own website (sources on each product page). Unconfirmed means the site doesn’t say — not that the feature is missing.