Estimated monthly cost comparison — not just the headline price
Prices change often — confirm on the vendor's site before buying. Report incorrect pricing →
Quick Take
Hotjar has the lower estimated monthly cost (~47%)
Based on advertised price plus documented recurring fees, not your exact usage.
Best for Hotjar
Website heatmaps and behavior analytics. Free for 35 sessions/day, then $32-$171/mo based on session
Best for PostHog
Open-source product analytics suite. Generous free tier with 1M events/mo, then usage-based pricing
Website heatmaps and behavior analytics. Free for 35 sessions/day, then $32-$171...
Advertised
$0
/month
Estimated monthly cost
$96
/month (illustrative)
Session Volume Hard Caps
Free: 35 sessions/day. Plus: 100/day. Business: 500/day. Scale: 2,500+/day. High-traffic sites need ...
Surveys Priced Separately
Hotjar Surveys (previously Ask) is a separate product with its own pricing tiers. Not bundled with O...
Feedback Widget Separate
Incoming feedback widget for user-initiated feedback is part of the Ask product, priced separately f...
Open-source product analytics suite. Generous free tier with 1M events/mo, then ...
Advertised
$0
/month
Estimated monthly cost
$180
/month (illustrative)
Multiple Billing Meters
PostHog bills separately for: analytics events ($0.00031/event), session replays ($0.005/recording),...
Session Replay Storage Costs
Session replays cost $0.005/recording after free 5K/mo. High-traffic sites recording 50K sessions/mo...
Data Pipeline Add-On
Exporting data to external data warehouses (BigQuery, Snowflake, S3) requires the data pipeline add-...
Hotjar advertises $0/mo. PostHog advertises $0/mo.
Hotjar has 3 documented hidden fees. PostHog has 3.
Hotjar confidence: 73%. PostHog confidence: 75%.
| Metric | Hotjar | PostHog | Winner |
|---|---|---|---|
| Advertised Price | $0/mo | $0/mo | — |
| Estimated Monthly Cost | $96/mo | $180/mo | Hotjar |
| Recurring Extra Fees | +$96/mo | +$180/mo | Hotjar |
| One-Time Costs | $0 | $0 | — |
| # Documented Fees | 3 | 3 | — |
| Pricing Tiers | 4 | 2 | — |
| Affiliate Program | None | None | — |
Hotjar advertises $0/mo and PostHog advertises $0/mo. Hotjar has 3 documented extra fees (recurring: +$96/mo), while PostHog has 3 (recurring: +$180/mo). On these illustrative assumptions, Hotjar has the lower estimated monthly cost (about 47% less). Your real cost depends on seats and usage — use the calculator for your numbers.
Hotjar has 3 documented extra fees: Session Volume Hard Caps, Surveys Priced Separately, Feedback Widget Separate. Recurring fees add roughly $96/mo on top of the $0/mo advertised price.
PostHog has 3 documented extra fees: Multiple Billing Meters, Session Replay Storage Costs, Data Pipeline Add-On. Recurring fees add roughly $180/mo on top of the $0/mo advertised price.
Choose Hotjar if: Website heatmaps and behavior analytics. Free for 35 sessions/day, then $32-$171/mo based on session. Choose PostHog if: Open-source product analytics suite. Generous free tier with 1M events/mo, then usage-based pricing . The right choice depends on your team size, usage volume, and which features you need most.
This comparison is compiled from public vendor pricing pages and documentation. It uses illustrative assumptions (see "Cost Comparison Summary"), not your exact seats or usage, and vendor prices change often. Confirm current prices on each vendor's site, and use our calculator with your own usage for a closer estimate. Spotted an error? Email hello@trulycritic.com.
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