Probie and PostHog

What PostHog does

PostHog is a product analytics platform with session replay, feature flags, experiments, surveys, and error tracking in one product. It shows you what users do; acting on it is your team's job.

• Event analytics, funnels, and retention with a hosted or self-hosted option.
• Session replay with rage-click and dead-click detection, error tracking, and heatmaps.
• Feature flags, experiments, and surveys.
• A free tier with monthly allowances, then usage-based pricing published on their pricing page.

Source: https://posthog.com/

What Probie does

• Passive session capture on web, Expo, and Swift: rage clicks, dead clicks, stuck loading, form friction, JavaScript and fetch errors.
• Groups sessions that hit the same problem into one issue with the evidence attached.
• Opens a pull request with a regression test for a person on your team to review.
• Keeps a behavior baseline per route and flags the route if the friction returns after the merge.
• Inspects any public website for free, without an account.

Side by side

Purpose

PostHog. Understand user behavior across the whole product and run experiments on it.Probie. Find the friction that costs users and fix it with a pull request.

Friction detection

PostHog. Rage and dead clicks are surfaced in session replay for you to review.Probie. Rage clicks, dead clicks, stuck loading, and form friction are grouped into issues with a severity, then fixed.

Output

PostHog. Dashboards, replays, and alerts.Probie. Pull requests with regression tests, plus a dashboard of open issues.

Data collected

PostHog. Configurable; replay can record page content with masking options.Probie. Behavior events only. Input values are never read, labels are hashed, no cookies.

Pricing

PostHog. Free tier, then usage-based; see their pricing page.Probie. Website inspection is free. The fix pipeline is in design-partner access, priced per team.

When each fits better

Pick PostHog when You want one analytics platform for funnels, replays, flags, and experiments, and your team will act on what it shows.

Pick Probie when You want the acting done: the friction found, the fix written, and the pull request waiting for review.