Countly
Depends
Confidence: Medium
Choose Countly if data control, self-hosting, or privacy compliance are real requirements and you have ops capacity or enterprise budget.
New check
Comparison
Countly and Amplitude both land on Depends.
Choose Countly if data control, self-hosting, or privacy compliance are real requirements and you have ops capacity or enterprise budget.
Buy it if you run a product-led team with real traffic and someone who owns event data.
| Compare | ||
|---|---|---|
| Verdict | Depends | Depends |
| Best for | Mobile app teams needing deep event analytics | Product-led growth teams |
| Who it's not for | Seed-stage startups . free PostHog or GA4 covers the basics | Small startups with low traffic |
| Privacy | Countly Server carries recent CVEs (2026 auth bypass, path traversal); privacy tooling is a strength but patching is critical.10 | No confirmed platform breach found; one flagged malicious npm package and one SDK privacy lawsuit exist in sources. |
| Support quality | No support evidence in sources | No direct support evidence found |
| Public sentiment | Reviewers rate Countly around 4 on G2 and praise it, but its public review footprint is small versus PostHog, Mixpanel, and Amplitude.¹ | Product teams at scale rate it highly but repeatedly flag instrumentation effort and escalating costs. |
| Biggest gotcha | Self-hosting puts patching on you; the DBViewer bypass hit unpatched servers12 | Event-based pricing balloons with traffic; enterprise contracts reportedly $5k-$70k/year. |