Fathom vs Countly
Fathom is simple, privacy-focused website analytics. GDPR, CCPA, and PECR compliant, while Countly is open-source product analytics for mobile, web, and desktop with crash reporting. The biggest difference up front: Countly is free, while Fathom starts at $14/mo. Fathom is built for businesses that want simple analytics without privacy headaches, whereas Countly targets mobile app teams wanting open-source analytics.
At a glance
|
Fathom
|
Countly
|
|
|---|---|---|
| Best for | Businesses that want simple analytics without privacy headaches | Mobile app teams wanting open-source analytics |
| Starting price | $14/mo | Free |
| Free tier | — | ✓ |
| Open source | — | ✓ |
| Free tier available | — | ✓ |
| Open source | — | ✓ |
| Cookieless | ✓ | — |
| Crash Reports | — | ✓ |
| EU Isolation | ✓ | — |
| Event Tracking | ✓ | — |
| Mobile Analytics | — | ✓ |
| Privacy First | ✓ | — |
| Push Notifications | — | ✓ |
| Surveys | — | ✓ |
| Uptime Monitoring | ✓ | — |
Fathom
Strengths
- Privacy-compliant out of the box
- Simple, one-page dashboard
- EU isolation option for data residency
- Reliable uptime and fast loading
Weaknesses
- More expensive than Plausible
- Not open source
- Limited advanced analytics
- No self-hosting option
Countly
Strengths
- Open source and transparent
- Includes Mobile Analytics as a core feature, purpose-built for analytics workflows
- Fully open-source — you can self-host, audit the code, and avoid vendor lock-in
- The core product is free with no paywalled essentials
Weaknesses
- May lack some advanced features
- Self-hosting is free but requires server maintenance and DevOps knowledge
- Fewer built-in features means you may need additional tools to cover gaps
- Data accuracy depends on tracking setup — misconfigured events give misleading results
The bottom line
Pricing: Countly is completely free, which makes it the obvious pick if budget is the top concern. Fathom starts at $14/mo. That cost buys you a more polished or feature-rich experience, so it comes down to whether the extras justify the spend.
Feature gaps: Fathom offers Cookieless, EU Isolation and Event Tracking that Countly lacks. Countly brings Crash Reports, Mobile Analytics and Push Notifications that Fathom does not have.
Team fit: Fathom is geared toward individual users and small setups, while Countly is aimed at mid-size teams teams. Pick the one that matches where your team is today and where it is headed — migrating tools later is always painful.
Open source: Countly is open source, meaning you can self-host, audit the code, and avoid vendor lock-in. Fathom is proprietary — you are trusting the vendor with your data and uptime.
Where each tool shines: Fathom's biggest strengths are: privacy-compliant out of the box. simple, one-page dashboard. Countly's biggest strengths are: open source and transparent. includes mobile analytics as a core feature, purpose-built for analytics workflows.
Watch out for: With Fathom, users commonly note that more expensive than plausible. With Countly, the main complaint is that may lack some advanced features.
Choose Fathom if...
- Your profile matches its sweet spot: businesses that want simple analytics without privacy headaches
- You specifically need Cookieless and EU Isolation
- You care about simple, one-page dashboard
- Your team size fits the individuals profile Fathom is designed for
Choose Countly if...
- You need a tool built for mobile app teams wanting open-source analytics
- Budget is a hard constraint — Countly is free, Fathom is not
- You need self-hosting, data sovereignty, or the ability to audit source code
- You specifically need Crash Reports and Mobile Analytics
- You care about includes mobile analytics as a core feature, purpose-built for analytics workflows
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