Our take
Pick PostHog if product / eng teams who will stay on Cloud Free $0 (1M events, 5K replays, 1M flag requests, 1,500 surveys, 100K exceptions, 1 project, no card) while they ask a first Insight, then raise a billing limit when a launch week would freeze at the cap — or self-host when they will run the stack. Pick RudderStack if data teams who will stay on Free at $0 (250K events / month, 10 members, prod-only
Best for
PostHog Product events you start at $0
RudderStack A warehouse-first event you debug at a public $
Free plan
PostHog $0 · for the public app. You run it. Cloud US (Virginia) or EU (Frankfurt) on the hosted path
RudderStack $0 · , free forever. 250K events / month. 16 SDK sources. 200+ cloud destinations. Warehouse destinations. Reverse ETL. 10 team members. Prod-only workspace. 3-hour warehouse sync. 1 tracking plan / 5 events
Lowest paid
PostHog Logs retention $0.05
RudderStack Growth $265
Next step up
PostHog Setup call $80
RudderStack
Runs where
PostHog Local; you host it
RudderStack Hosted
Watch out
PostHog Free is 1 project and 1M events
RudderStack Free is 250K events and a 3-hour warehouse sync
Last checked
PostHog 2026-10-22 · posthog.com/pricing
RudderStack 2026-10-23 · rudderstack.com/pricing
product / eng teams who will stay on Cloud Free $0 (1M events, 5K replays, 1M flag requests, 1,500 surveys, 100K exceptions, 1 project, no card) while they ask a first Insight, then raise a billing limit when a launch week would freeze at the cap — or self-host when they will run the stack.
Read the PostHog pagedata teams who will stay on Free at $0 (250K events / month, 10 members, prod-only workspace) while they open a first Live Events debugger, then Growth at $265 when they need 30-minute warehouse sync and two workspaces.
Read the RudderStack page
