Moz Pro
PostHog
| Feature | Moz Pro | PostHog |
|---|---|---|
| Pricing | Free / from $99/mo | Free / from $0/mo |
| Free Plan | ✓ Yes | ✓ Yes |
| Rating | 4.3 / 5 | 4.5 / 5 |
| Best For | seo-professionals, agencies, marketers, enterprises | developers, startups, product-teams, privacy-conscious-companies |
| Founded | 2004 | 2020 |
| Keyword Explorer | ✓ | ✗ |
| Link Explorer | ✓ | ✗ |
| Site Audit | ✓ | ✗ |
| Rank Tracking | ✓ | ✗ |
| On Page Grader | ✓ | ✗ |
| Domain Authority | ✓ | ✗ |
| Product Analytics | ✗ | ✓ |
| Session Replay | ✗ | ✓ |
| Feature Flags | ✗ | ✓ |
| Experiments | ✗ | ✓ |
| Surveys | ✗ | ✓ |
| Data Warehouse | ✗ | ✓ |
| Self Hosting | ✗ | ✓ |
✓ Moz Pro Pros
- Trusted Domain Authority metric
- Excellent link analysis
- Active community and learning resources
- Reliable rank tracking
✗ Moz Pro Cons
- Expensive for small businesses
- Smaller backlink index than competitors
- Interface feels dated
✓ PostHog Pros
- All-in-one analytics replacing multiple tools
- Generous free tier (1M events/month)
- Self-hostable for full data control
- Feature flags and experiments built-in
✗ PostHog Cons
- Can be complex to set up properly
- Self-hosting requires infrastructure maintenance
- Less polished UI than Amplitude
The Verdict
Moz Pro is built for seo professionals and agencies, with a focus on keyword-explorer and link-explorer. PostHog targets developers and startups and leads with product-analytics and session-replay.
On pricing, PostHog is the clear winner for budget-conscious users — starting at $0/mo compared to $99/mo for Moz Pro. That $99/mo difference adds up quickly for growing teams.
Both offer free plans, so you can test each with your real workflow before committing to a subscription.
Feature-wise, PostHog offers broader built-in capabilities (7 features vs 6), while Moz Pro takes a more focused approach — which can mean a simpler, faster onboarding experience.
This is a genuinely close comparison. If you can, sign up for both free trials (where available) and run a one-week test with your actual team tasks before deciding.