Amplitude

Amplitude is the analytics platform you graduate to when Mixpanel starts feeling cramped and PostHog feels too generalist. It's enterprise product analytics — used by Netflix, NBC, Atlassian, Twitch, Notion, and a long list of companies past the $50M ARR threshold. For founders pre-$10M ARR, it's overkill. Past $50M ARR, it's the default. The core product is the deepest analytics suite on the market. Funnels, retention, paths, cohorts, segmentation, all polished. Where Amplitude stands out is the data governance layer (Govern), spaces for multi-team workspaces (Spaces), and the experimentation product (Amplitude Experiment) that's a real competitor to LaunchDarkly + Optimizely. For large product teams with multiple PMs, this matters because the alternative is everyone re-doing the same analysis differently. For the founder use case the question is rarely 'should I use Amplitude' — it's 'should I upgrade to Amplitude from Mixpanel or PostHog.' Amplitude's enterprise focus shows in the price (custom, but typically $50K+/year for serious use), the sales-led onboarding, and the depth of features. If you're a 3-person startup, you don't need any of this. If you're a 100-person company with 8 PMs and a data team, the governance features alone justify the price. The newer features are interesting. Amplitude AI generates analyses from natural language ('show me retention by acquisition channel for users who hit feature X'). Amplitude Data is their CDP-ish product for centralising event tracking schemas. Amplitude Spaces lets each team own its own workspace with shared definitions. These are genuinely useful at scale, but the complexity is real. The trade-offs: pricing is opaque and steep. Setup takes weeks of work, not hours. The UI is dense — new users get lost faster than in Mixpanel. And the recent push into broader 'digital experience' (sessions, replay, web analytics) has felt like feature creep more than focus. My honest take for indie founders: don't use Amplitude. Use PostHog (better bundle for indie scale, free tier covers most needs) or Mixpanel (cleaner UI, free tier capped at 1M events). Amplitude becomes the right answer once you have a dedicated data team, multiple PMs, and the kind of analytics needs where governance and experimentation matter more than ease of use. That's a meaningfully later stage than where most readers of this directory are.