Crazy Egg
Weights & Biases
| Feature | Crazy Egg | Weights & Biases |
|---|---|---|
| Pricing | From $29/mo | Free / from $50/mo |
| Free Plan | ✗ No | ✓ Yes |
| Rating | 4.1 / 5 | 4.7 / 5 |
| Best For | marketers, small-businesses, landing-page-optimization, conversion-rate-optimization | ml-engineers, research-teams, ai-companies, data-scientists |
| Founded | 2006 | 2017 |
| Heatmaps | ✓ | ✗ |
| Scroll Maps | ✓ | ✗ |
| Ab Testing | ✓ | ✗ |
| Session Recordings | ✓ | ✗ |
| Traffic Analysis | ✓ | ✗ |
| Confetti Reports | ✓ | ✗ |
| Surveys | ✓ | ✗ |
| Experiment Tracking | ✗ | ✓ |
| Model Registry | ✗ | ✓ |
| Sweeps | ✗ | ✓ |
| Artifacts | ✗ | ✓ |
| Reports | ✗ | ✓ |
| Launch | ✗ | ✓ |
✓ Crazy Egg Pros
- Simple and focused on conversion optimization
- Visual heatmaps and scroll maps are intuitive
- Built-in A/B testing without extra tools
- Easy setup with one line of JavaScript
✗ Crazy Egg Cons
- No free plan available
- Limited advanced analytics compared to full platforms
- Recording quality lower than FullStory/Hotjar
✓ Weights & Biases Pros
- Best-in-class experiment tracking
- Beautiful visualizations
- Great collaboration features
- Generous free tier
✗ Weights & Biases Cons
- Learning curve for full platform
- Can be expensive for large teams
- Requires integration work
The Verdict
Crazy Egg is built for marketers and small businesses, with a focus on heatmaps and scroll-maps. Weights & Biases targets ml engineers and research teams and leads with experiment-tracking and model-registry.
On pricing, Crazy Egg is the clear winner for budget-conscious users — starting at $29/mo compared to $50/mo for Weights & Biases. That $21/mo difference adds up quickly for growing teams.
Weights & Biases has a free plan, which gives it a meaningful edge for individuals and small teams exploring their options. Crazy Egg requires a paid subscription from day one.
Weights & Biases edges out on user ratings (4.7 vs 4.1). While both are well-regarded, that gap reflects real differences in user satisfaction worth considering.
Feature-wise, Crazy Egg offers broader built-in capabilities (7 features vs 6), while Weights & Biases takes a more focused approach — which can mean a simpler, faster onboarding experience.
Bottom line: Weights & Biases has a slight overall edge — but if simple and focused on conversion optimization matters most to you, Crazy Egg may still be the right call.