Is PostHog better than Fathom Analytics in 2026?

It depends on your needs. Fathom Analytics is rated higher at 4.8/5 vs PostHog's 4.4/5. PostHog excels at open-source product analytics with session replay and feature flags, while Fathom Analytics focuses on simple, privacy-focused website analytics with a clean dashboard. PostHog starts at free tier; Fathom Analytics starts at $14/mo.

Which is cheaper, PostHog or Fathom Analytics?

PostHog starts at free tier; Fathom Analytics starts at $14/mo. PostHog has a free plan, and Fathom Analytics starts at $14/mo.

Can I migrate from PostHog to Fathom Analytics?

Most users can switch between these tools. Fathom Analytics supports data import from PostHog. Plan 1-3 days for migration depending on data volume and team size.

What are the key differences between PostHog and Fathom Analytics?

PostHog uniquely offers Product Analytics, Session Replay, Feature Flags. Fathom Analytics uniquely offers Pageview Analytics, Real-time Stats, Custom Events. Both share 1 features including API Access. PostHog starts at free tier; Fathom Analytics starts at $14/mo. Founded in 2020 and 2018 respectively.

When was this PostHog vs Fathom Analytics comparison last updated?

This comparison was last updated on May 13, 2026. We review and refresh our comparisons regularly to reflect the latest pricing, features, and ratings from PostHog and Fathom Analytics.

Home›Analytics & BI›Compare›PostHog vs Fathom Analytics

Updated May 13, 2026 · Independent Analysis

PostHogvsFathom Analytics

Capability Overview

PostHogvs Fathom Analytics

★ 4.4/5-0.4 vs Fathom Analytics

Only in PostHog

✦ Product Analytics
✦ Session Replay
✦ Feature Flags

✓ Free plan60k+ users · est. 2020

View Full Review Try PostHog Free

Fathom Analyticsvs PostHog

★ 4.8/5+0.4 vs PostHog

Only in Fathom Analytics

✦ Pageview Analytics
✦ Real-time Stats
✦ Custom Events

From $14/mo100k+ websites users · est. 2018

View Full Review Try Fathom Analytics Free

Pricing Features Pros & Cons At a Glance FAQ Related

Pricing Intelligence

PostHog Plans

Free tier available

Free0

Free

• 1M events/mo
• Session replay included
• Feature flags included

Paid0

Free

• Pay-as-you-go after free tier
• Billing starts at $0.00045/event
• No seat limits

Full PostHog Pricing Breakdown →

Fathom Analytics Plans

Paid plans only

StarterBest Value

$14/mo

• Up to 100k pageviews
• Unlimited sites
• Email reports

Business

$24/mo

• Up to 200k pageviews
• Custom domain
• Priority support

Enterprise

Custom

• Custom volume
• Dedicated support
• SLA

Full Fathom Analytics Pricing Breakdown →

Feature Matrix

12 differences found across 15 standardized features

Feature

PostHog

Fathom Analytics

Funnels

✓

✗

Retention Analysis

✓

✗

Cohort Analysis

✓

✗

Session Replay

✓

✗

Heatmaps

✓

✗

A/B Testing

✓

✗

Feature Flags

✓

✗

Self-Hosting

✓

✗

SQL Access

✓

✗

Mobile SDKs

✓

✗

Slack Integration

✓

✗

User Identification

✓

✗

Total (raw)

Pros & Cons Face-Off

Evaluative strengths and weaknesses — not feature lists

PostHog

Pros

+Open source with self-hosting option
+Generous free tier (1M events)
+All-in-one analytics suite
+Strong developer experience

Cons

−UI can be overwhelming for non-technical users
−Pricing gets complex at scale

Fathom Analytics

Pros

+Extremely clean and simple UI
+Privacy-first with GDPR compliance
+Excellent customer support
+No cookie banners needed

Cons

−More expensive than Plausible
−Limited advanced analytics features
−No free plan

At a Glance

User Rating

4.4/5vs4.8/5

PostHog

Fathom Analytics

▲

Starting Price

Free tiervs$14/mo

PostHog

Fathom Analytics

▲

Feature Count

15 featuresvs15 features

PostHog

Fathom Analytics

User Base

60vs100

PostHog

Fathom Analytics

▲

Frequently Asked Questions

Related Comparisons

PostHog vs Mixpanel →PostHog vs Amplitude →PostHog vs Plausible Analytics →Fathom Analytics vs Heap →Fathom Analytics vs Metabase →PostHog Alternatives →Fathom Analytics Alternatives →

Authored by ComparEdge Editorial·Reviewed by ComparEdge EditorialExpert verified·Updated May 13, 2026·Our methodology