Ahrefs
Amplitude
| Feature | Ahrefs | Amplitude |
|---|---|---|
| Pricing | From $129/mo | Free / from $49/mo |
| Free Plan | ✗ No | ✓ Yes |
| Rating | 4.7 / 5 | 4.4 / 5 |
| Best For | seo-professionals, agencies, content-marketers, enterprise | product-teams, growth-teams, data-analysts, saas-companies |
| Founded | 2010 | 2012 |
| Backlink Analysis | ✓ | ✗ |
| Keyword Research | ✓ | ✗ |
| Site Audit | ✓ | ✗ |
| Rank Tracking | ✓ | ✗ |
| Content Explorer | ✓ | ✗ |
| Competitor Analysis | ✓ | ✗ |
| Site Explorer | ✓ | ✗ |
| Event Analytics | ✗ | ✓ |
| Cohort Analysis | ✗ | ✓ |
| Funnels | ✗ | ✓ |
| Retention | ✗ | ✓ |
| Experimentation | ✗ | ✓ |
| Session Replay | ✗ | ✓ |
| Cdp | ✗ | ✓ |
✓ Ahrefs Pros
- Largest backlink database in the industry
- Excellent keyword difficulty scoring
- Content Explorer for content research
- Site Audit finds technical SEO issues
✗ Ahrefs Cons
- Very expensive — no free tier
- Learning curve for beginners
- Credits system for some features
✓ Amplitude Pros
- Powerful behavioral cohort analysis
- Free tier generous (50K monthly tracked users)
- Built-in experimentation (A/B testing)
- Excellent for product-led growth metrics
✗ Amplitude Cons
- Complex event taxonomy required upfront
- Expensive at scale beyond free tier
- Steep learning curve for non-analysts
The Verdict
Ahrefs is built for seo professionals and agencies, with a focus on backlink-analysis and keyword-research. Amplitude targets product teams and growth teams and leads with event-analytics and cohort-analysis.
On pricing, Amplitude is the clear winner for budget-conscious users — starting at $49/mo compared to $129/mo for Ahrefs. That $80/mo difference adds up quickly for growing teams.
Amplitude has a free plan, which gives it a meaningful edge for individuals and small teams exploring their options. Ahrefs requires a paid subscription from day one.
Bottom line: Ahrefs has a slight overall edge — but if powerful behavioral cohort analysis matters most to you, Amplitude may still be the right call.