Amplitude vs PostHog: pricing, quotas & features (2025)
Digital analytics + experimentation + CDP
vs. Open source product analytics — all-in-one dev tool
Data sourced from vendor documentation · Last updated May 2026
Summary
Amplitude and PostHog are both analytics platforms, addressing the same core use case with different implementation philosophies and trade-offs. Both offer a free tier, making it easy to prototype without a credit card. Amplitude offers paid plans from $49/month; PostHog does not publish standard pricing. PostHog has a broader documented feature set (14 vs 13 features). The right choice depends on your existing stack, team experience, and feature requirements. All pricing and quota data below is sourced from Amplitude and PostHog's official documentation — not generated by AI or estimated.
Amplitude vs PostHog: Comparativa de precios, cuotas y características (2025)
En esta comparativa analizamos Amplitude y PostHog lado a lado — incluyendo precios mensuales, límites del tier gratuito, características técnicas, cuotas de uso (almacenamiento, transferencia, usuarios activos mensuales) y los interfaces de desarrollo disponibles. Todos los datos proceden de la documentación oficial de cada proveedor, no de respuestas generadas por IA.
Amplitude es una plataforma de la categoría analytics — Digital analytics + experimentation + CDP. Ofrece 4 tiers de precio: Starter (Free) gratuito, Plus desde $49/mes, Growth (personalizado), Enterprise (personalizado). Su catálogo en Staxly documenta 13 características y 10 interfazes para desarrolladores.
PostHog pertenece a la categoría analytics — Open source product analytics — all-in-one dev tool. Ofrece 4 tiers de precio: Free (generous) gratuito, Paid (usage-based) gratuito, Self-Hosted (OSS) gratuito, Enterprise (personalizado). Su catálogo documenta 14 características y 13 interfazes para desarrolladores.
A continuación encontrarás los tiers de precio completos de ambas plataformas, una matriz de cuotas del tier gratuito (transferencia, almacenamiento, MAU, llamadas a la API y otros límites), el listado completo de características y los interfaces (CLI, SDKs, REST, GraphQL, MCP) disponibles para integrar cada servicio.
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Pricing tiers
Amplitude
PostHog
Free-tier quotas head-to-head
Comparing starter on Amplitude vs free on PostHog.
| Metric | Amplitude | PostHog |
|---|---|---|
| data warehouse rows | — | 1000000 rows/month |
| error tracking exceptions | — | 100000 exceptions/month |
| feature flags requests | — | 1000000 requests/month |
| llm analytics events | — | 100000 events/month |
| logs gb | — | 50 GB/month |
| product analytics events | — | 1000000 events/month |
| projects | — | 1 projects |
| retention years | — | 1 year |
| session replay recordings | — | 5000 recordings/month |
| surveys responses | — | 1500 responses/month |
| team members | — | unlimited members |
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.
PostHog · 14 features
- A/B Testing — Experiments with significance analysis.
- Data Pipelines — Export events to BigQuery, Snowflake, S3.
- Data Warehouse — Query external sources (Stripe, Hubspot, S3) alongside events with SQL.
- Error Tracking — Sentry-style error tracking in same platform.
- Feature Flags — Rollout flags with targeting, A/B testing, JSON payloads.
- LLM Analytics — Tracing + cost tracking for OpenAI, Anthropic, Gemini, etc.
- Logs — Centralized log ingest with free 50 GB/month.
- Product Analytics — Events, funnels, trends, retention, paths. SQL insights available.
- Revenue Tracking — Integration with Stripe for revenue + churn metrics.
- SQL Query API — Run ClickHouse SQL over your events via API.
- Self-Hosting — Docker/Helm. Full feature parity with cloud.
- Session Replay — Watch user sessions. Privacy controls, masked inputs, JS errors.
- Surveys — In-app surveys + feedback widgets.
- Workflows — Trigger emails/webhooks on events.
Developer interfaces
| Kind | Amplitude | PostHog |
|---|---|---|
| SDK | @amplitude/analytics-react-native, AmplitudeSwift (iOS), amplitude-analytics-python, amplitude-android, amplitude-js / browser-sdk, amplitude-node | posthog-android, posthog-flutter, posthog-go, posthog-ios (Swift), posthog-js, posthog-node, posthog-php, posthog-python, posthog-react-native, posthog-ruby |
| REST | Amplitude HTTP API v2, Batch Event API, Export API | PostHog REST API |
| MCP | — | PostHog MCP |
| OTHER | Data Destinations (webhooks) | Webhooks + Actions |
Key takeaways
- Both Amplitude and PostHog offer a free tier — Amplitude ("Starter (Free)") and PostHog ("Free (generous)") — with no credit card required to start.
- Amplitude's entry paid tier (Plus) costs $49/month; PostHog does not list public pricing.
- PostHog has a broader documented feature set (14 features) vs. Amplitude (13 features) in Staxly's catalog.
- Developer integrations differ: only PostHog offers MCP.
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