FullStory
SpyFu
| Feature | FullStory | SpyFu |
|---|---|---|
| Pricing | Free only | From $39/mo |
| Free Plan | ✓ Yes | ✗ No |
| Rating | 4.4 / 5 | 4.2 / 5 |
| Best For | product-teams, ux-designers, enterprise-apps, conversion-optimization | ppc-managers, seo-professionals, agencies, competitive-analysts |
| Founded | 2014 | 2006 |
| Session Replay | ✓ | ✗ |
| Heatmaps | ✓ | ✗ |
| Product Analytics | ✓ | ✗ |
| Error Tracking | ✓ | ✗ |
| Frustration Signals | ✓ | ✗ |
| User Journeys | ✓ | ✗ |
| Data Export | ✓ | ✗ |
| Competitor Keywords | ✗ | ✓ |
| Ppc Research | ✗ | ✓ |
| Backlink Analysis | ✗ | ✓ |
| Rank Tracking | ✗ | ✓ |
| Keyword Research | ✗ | ✓ |
| Domain Comparison | ✗ | ✓ |
✓ FullStory Pros
- High-fidelity session replay with DOM rendering
- AI-powered insights surface frustration signals
- Combines qualitative and quantitative analytics
- Privacy-first with PII exclusion controls
✗ FullStory Cons
- Expensive for high-traffic sites
- Free plan limited to 1,000 sessions/month
- Can slow page performance with full recording
✓ SpyFu Pros
- Unlimited search results on all plans
- Excellent competitor analysis
- Historical data going back years
- Good PPC research tools
✗ SpyFu Cons
- Interface can be overwhelming
- Data accuracy varies for smaller sites
- Limited international data
The Verdict
FullStory is built for product teams and ux designers, with a focus on session-replay and heatmaps. SpyFu targets ppc managers and seo professionals and leads with competitor-keywords and ppc-research.
FullStory uses custom enterprise pricing, while SpyFu starts at $39/mo — a tangible advantage for teams with a fixed budget.
FullStory has a free plan, which gives it a meaningful edge for individuals and small teams exploring their options. SpyFu requires a paid subscription from day one.
Feature-wise, FullStory offers broader built-in capabilities (7 features vs 6), while SpyFu 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.