Side-by-side comparison · SEO & Analytics

Amplitude vs PostHog

Everything that matters when choosing between them, in one place: our rating, what each can do, what they cost, and the trade-offs.

Amplitude

4.0

From First 2M events free

Details Visit

Best overall

PostHog

4.2

From $0/mo base

Details Visit

Comparing 2 tools. Add one more if you like.

At a glance

Amplitude4.0

Pick it if: Product and growth teams at apps and SaaS companies who want deep analytics and AI that spots changes for them.

PostHog4.2

Best overallBest value

Pick it if: Founders and product teams with a web app or SaaS who want analytics, replays and testing in one tool.

Overview

Attribute	Amplitude	PostHog
In one line	Product analytics with AI agents that watch your numbers and flag changes for you.	Product analytics, session replays, A/B tests and surveys in one tool, with an AI analyst.
Pricing model	Freemium	Freemium
Starting price	First 2M events free	$0/mo base
Free plan	Yes	Yes
Works with Claude Code	Yes	Yes

Rating breakdown

Our scores out of 5. The higher bar in each row is highlighted.

Attribute	Amplitude	PostHog
Overall rating	4.0	4.2Winner
Ease of useHow quickly someone non-technical gets value from it.	3.0	3.0
FeaturesHow completely it covers its own job, and how well the pieces fit together.	4.5	5.0
Output qualityHow good the results are before you fix them.	4.5	4.5
Value for moneyWhat you get for the price, including the free plan.	4.0	4.5
Speed & reliabilityHow fast it is and how often it falls over.	4.0	4.0

Feature comparison

A tick means it does this today. A dash means we haven't checked.

Attribute	Amplitude	PostHog
Access & platform
Free plan	Yes	Yes
Mobile app	No	No
Desktop app	No	Yes
Browser extension	No	No
API access	Yes	Yes
Teams & business
Team workspace	Yes	Yes
Enterprise plan or SSO	Yes	Yes
Connects to other apps	Yes	Yes
Open source or self-hosted	No	Yes
AI abilities
Works with your files	No	No
Understands images	–	–
Makes images	No	No
Makes video	No	No
Writes code	No	Yes
Runs agents or automations	Yes	Yes
Learns your brand or style	–	–
Works in many languages	Yes	Yes
Capabilities score	7/ 17	10/ 17

Pricing

Plans as listed on each vendor's site when we last checked. Confirm before you buy.

Attribute	Amplitude	PostHog
Plans	FreeOur pick Free Startups and small apps.	Free Free Small apps and getting started.
	Plus First 2M events free, then usage-based Growing teams that need more charts and history.	Pay as you goOur pick $0/mo base, then per use Growing apps that outgrow the free limits.
	Growth Custom Product teams at scale.	Boost $250/mo plus usage Teams that need SSO enforcement or HIPAA.
	Enterprise Custom Large organisations.	Scale $750/mo plus usage Larger organisations.
		Enterprise $2,000/mo plus usage Big companies.
Which plan to pick	Start on Free, which includes the AI agents and MCP. Move to Plus when you need custom events, cohorts or alerts. Growth and Enterprise are for larger product teams and need a sales call.	Start free. Add a card to move to pay as you go when you need more projects or longer history, and set billing limits on each product so nothing runs away. The platform packages only matter for compliance or big teams.

Key features

Attribute	Amplitude	PostHog
Standout features	Product analytics AI agents Session replay and heatmaps Experiments Guides and surveys MCP server and Claude plugin	Product analytics Session replay A/B tests and feature flags Surveys PostHog AI MCP server and wizard

Pros and cons

Attribute	Amplitude	PostHog
Pros	Free plan up to 2 million events Strong AI agents that monitor metrics for you MCP and Claude plugin on every plan Covers analytics, replay, testing and surveys	Huge free tier with no seat fees Analytics, replays, testing and surveys in one tool Clear, public per-use pricing Open source core you can self-host Strong AI assistant and Claude Code support
Cons	Steep learning curve Needs tracking set up before it's useful Growth and Enterprise prices aren't published Overkill for simple website reporting	So many products and settings that it can overwhelm small teams Overkill if you only want website visitor numbers Usage bills need billing limits to stay predictable Setup works best with a developer or Claude Code

Who each one is for

Attribute	Amplitude	PostHog
Best for	Deep product analytics for apps AI agents that flag metric changes A free plan with up to 2 million events Connecting your data to Claude through MCP	Seeing how people use your app Finding where sign-ups and checkouts drop off A/B testing new features and pages Replacing several separate analytics tools
You'll find it used by	Product teams Growth marketers Data analysts Large companies	Founders Product teams Developers SaaS companies

Questions people ask

Which is better, Amplitude or PostHog?

PostHog scores highest overall in our ratings (Amplitude 4.0/5 and PostHog 4.2/5). Amplitude is best for deep product analytics for apps and AI agents that flag metric changes. PostHog is best for seeing how people use your app and finding where sign-ups and checkouts drop off.

Which is cheaper, Amplitude or PostHog?

Amplitude: There's a free plan, and paid plans start at First 2M events free. PostHog: There's a free plan, and paid plans start at $0/mo base.

Ratings are our own, from using each tool, across ease of use, features, output quality, value for money, speed & reliability.

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