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Head-to-head · Cohort Analysis Software

PostHog vs KISSmetrics

  • Updated Oct 2026
  • Both researched from official sources
  • 1 check side by side
Higher score PostHog #3 in Cohort Analysis Software 9.0/10 Free plan Free plan✓ 0 of 6 features Visit PostHog
KISSmetrics #5 in Cohort Analysis Software 8.6/10 Free plan Free plan✓ 0 of 6 features Visit KISSmetrics

PostHog leads on 0 checks, KISSmetrics on 0, and 1 is even. Who comes out ahead on the 1 yes/no, price and count check where we have data for both products. The editor score weighs everything else too.

Our verdict

  • Highest scorePostHog · 9.0/10
  • Free planboth

PostHog scores higher on our rubric for cohort analysis software: 9.0 against 8.6 out of 10; our editors rank them #3 and #5.

PostHog is the better fit for teams wanting open-source, self-hosted cohort analytics. KISSmetrics is the better fit for teams focused on person-level behavioral cohorts.

  • PostHog fits best

    Teams wanting open-source, self-hosted cohort analytics

  • KISSmetrics fits best

    Teams focused on person-level behavioral cohorts

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Side by side

Feature PostHog 9.0/10 Visit ↗ KISSmetrics 8.6/10 Visit ↗
At a glance
Editor score 9.0 8.6
Ranking #3 in Cohort Analysis Software #5 in Cohort Analysis Software
Best for Teams wanting open-source, self-hosted cohort analytics Teams focused on person-level behavioral cohorts
Pricing model Free plan + paid Free plan + paid
Starting price — $79/mo
Free plan ✓ ✓
Free trial — —
Deployment Cloud, Self-hosted, Desktop Cloud
Platforms Web, Windows, macOS, Linux Web
Support Email, Community, Docs Email, Docs
Compliance SOC 2, GDPR, HIPAA GDPR
Integrations 700+ integrations 30+ integrations
Built for Solo, Small business, Mid-market, Enterprise Small business, Mid-market, Enterprise
Features PostHog 0/6 · KISSmetrics 0/6
Retention cohort reports Not checked yet Not checked yet
Revenue cohort analysis Not checked yet Not checked yet
Behavioral cohorts Not checked yet Not checked yet
Lifecycle cohort reports Not checked yet Not checked yet
Warehouse data import Not checked yet Not checked yet
Data export Not checked yet Not checked yet
Specs
Tracked users limit Not checked yet Not checked yet
Our review
Pros
  • Configurable event tracking, funnels, trends, and session replay
  • Self-hosted deployment plus API access for capturing and querying data
  • 700 integrations, feature flags, experiments, and data-warehouse support
  • Person-level identity resolution links behavior across devices
  • Funnels, cohorts, retention, paths, and revenue reports in one platform
  • Free workspace includes autocapture, core reports, APIs, and 100k events/month
Cons
  • Free plan is limited to 1 project and 1-year data retention
  • Free tier support is community-based rather than email support
  • Usage-based paid pricing requires monitoring events and other usage units
  • No session recording capability
  • Cloud deployment may not suit teams requiring on-premises hosting
  • The $79 Growth rate requires annual billing
Our verdict

PostHog is an open-source product analytics and data platform for software teams that need cohort analysis alongside broader behavioral insight. It combines event capture, configurable funnels, conversion rates, product trends, session…

Read the review →

KISSmetrics is a person-based web analytics platform for product, marketing, SaaS, and ecommerce teams. It captures behavioral events, resolves activity to individual users across devices, and turns that data into conversion funnels,…

Read the review →
  1. PostHogCohort Analysis Software 9.0Free plan
  2. KISSmetricsCohort Analysis Software 8.6Free plan

Strengths and trade-offs

  • PostHog — where it wins

    • Configurable event tracking, funnels, trends, and session replay
    • Self-hosted deployment plus API access for capturing and querying data
    • 700 integrations, feature flags, experiments, and data-warehouse support

    Where it doesn't

    • Free plan is limited to 1 project and 1-year data retention
    • Free tier support is community-based rather than email support
    • Usage-based paid pricing requires monitoring events and other usage units

  • KISSmetrics — where it wins

    • Person-level identity resolution links behavior across devices
    • Funnels, cohorts, retention, paths, and revenue reports in one platform
    • Free workspace includes autocapture, core reports, APIs, and 100k events/month

    Where it doesn't

    • No session recording capability
    • Cloud deployment may not suit teams requiring on-premises hosting
    • The $79 Growth rate requires annual billing

More comparisons

All cohort analysis software comparisons → · Full ranking →

Reviewed by iTechGuides Editors · Editorial team · Updated Oct 2026

Last updated · How we research and update