Amplitude vs OneSignal
Digital analytics + experimentation + CDP
vs. Mobile + web push, email, SMS, and in-app messaging at consumer scale
Pricing tiers
Amplitude
Starter (Free)
10K Monthly Tracked Users, 10M events/mo. Session Replay + unlimited feature flags + Web Experimentation + AI Feedback included.
Free
Plus
$49/mo (annual). Up to 300K MTUs + 25M events. Unlimited product analytics, behavioral cohorts, feature tagging, custom audiences.
$49/mo
Growth
Custom. Causal insights, Feature Experimentation, real-time streaming, predictive audiences.
Custom
Enterprise
Custom. Cross-product analysis, advanced data controls, mutual exclusion groups, multi-armed bandit.
Custom
OneSignal
Free
Unlimited mobile push, 10K web push subs, 10K email/mo, 1 journey. GDPR compliant.
Free
Growth
$19/mo + usage. 20K email/mo included, then $1.50/1K. 3 journeys. Advanced in-app.
$19/mo
Professional
Custom. Unlimited volume, 20 journeys, CSV export, prioritized support.
Custom
Enterprise
Custom. Dedicated CSM, SLA, frequency capping, advanced permissions, HIPAA options.
Custom
Free-tier quotas head-to-head
Comparing starter on Amplitude vs free on OneSignal.
| Metric | Amplitude | OneSignal |
|---|---|---|
| active journeys | — | 1 journeys |
| email monthly | — | 10000 emails/mo |
| mobile push | — | Unlimited subscribers |
| web push subscribers | — | 10000 subscribers |
Features
Amplitude · 13 features
- AI Feedback (Asking) — Natural language questions over your Amplitude data.
- Amplitude CDP — Customer Data Platform — identify, segment, sync to 150+ destinations.
- Causal Insights — AI identifies why a metric changed — root cause.
- Cross-Product Analysis — Analyze across multiple apps/products in the same org.
- Data Governance — Taxonomies, schemas, approvals, category management.
- Data Warehouse Sync — Sync data to/from Snowflake, BigQuery, Redshift, Databricks.
- Feature Experimentation — Server-side / SDK-level experiments. Growth+.
- Feature Flags — Targeting rules + rollouts. Unlimited in Starter.
- North Star Metric — Pre-built dashboards for key metric tracking.
- Predictive Audiences — ML-based forecasting of user behavior.
- Product Analytics — Core events + funnels + retention + segmentation.
- Session Replay — Pixel-perfect user session recording + privacy masking.
- Web Experimentation — A/B test visual changes on your site without deploy.
OneSignal · 12 features
- A/B Testing — Split testing across push, email, in-app.
- Analytics + Cohorts — Delivery, open, click, conversion metrics + retention cohorts.
- Email — Transactional + marketing email with templates.
- Frequency Capping — Limit message frequency per user.
- In-App Messaging — In-app banners, modals, surveys, carousels triggered by events.
- Intelligent Delivery — Optimize send time per user with ML.
- Journeys — Multi-step automations with branching, delays, actions.
- Live Activities — iOS Dynamic Island + Live Activities.
- Mobile Push — iOS (APNs), Android (FCM/HMS) push notifications.
- Segments — Dynamic audience targeting by tags, location, behavior.
- SMS — Two-way SMS in 200+ countries.
- Web Push — Browser push via service workers (Chrome, Firefox, Edge, Safari, Opera).
Developer interfaces
| Kind | Amplitude | OneSignal |
|---|---|---|
| SDK | amplitude-analytics-python, @amplitude/analytics-react-native, amplitude-android, amplitude-js / browser-sdk, amplitude-node, AmplitudeSwift (iOS) | OneSignal Android SDK, onesignal_flutter, OneSignal iOS SDK, @onesignal/node-onesignal, OneSignal Unity SDK, OneSignal Web SDK, react-native-onesignal |
| REST | Amplitude HTTP API v2, Batch Event API, Export API | OneSignal REST API |
| OTHER | Data Destinations (webhooks) | Outbound Webhooks |
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