PostHog advertises $0/month. Counting its 3 documented recurring fees, an illustrative monthly estimate is $180/month. This data has not yet been compared with the vendor's pricing page, so confirm current prices before buying. Vendor site (posthog.com) — check its pricing page.
Open-source product analytics suite. Generous free tier with 1M events/mo, then usage-based pricing — but session replay, feature flags, and surveys each have separate billing meters.
Advertised Price
$0
/month
Estimated Monthly Cost
$180
/month (illustrative scenario)
Vs. Advertised
—
no comparable advertised price
Pricing Data
Pricing check date not recorded
Prices change often — confirm on the vendor's site before buying.
What the pricing page doesn't tell you
PostHog bills separately for: analytics events ($0.00031/event), session replays ($0.005/recording), feature flag requests ($0.0001/request), and surveys ($0.20/response). Each meter adds to the total.
Trigger: events > 1000000
+$100/mo
Session replays cost $0.005/recording after free 5K/mo. High-traffic sites recording 50K sessions/mo = $225/mo just for replays.
Trigger: sessionReplays > 5000
+$50/mo
Exporting data to external data warehouses (BigQuery, Snowflake, S3) requires the data pipeline add-on with its own per-event pricing.
Trigger: dataPipeline > 0
+$30/mo
| Plan | Monthly | Annual (per mo) | Key Limits | Overage Rules |
|---|---|---|---|---|
Free | $0 | $0 |
| No overages |
Pay-as-you-goPOPULAR | $0 | $0 |
|
|
PostHogoffers a free plan, but with significant restrictions. Here's exactly what you get — and what forces you to upgrade.
⚠️ When you'll need to upgrade:
Most teams outgrow the free plan within 1-3 months. The first paid tier (Starter) costs $0/mo.
⚠️ When you'll need to upgrade:
Most teams outgrow the free plan within 1-3 months. The first paid tier (Starter) costs $0/mo.
Compare cheaper options in Analytics ranked by true cost, not advertised price.
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