Paste Your Cookie Data
Insert raw cookie headers or browser cookie data below to analyze total size and detect potential performance issues.
Cookie Analysis Result
What This Tool Does
This cookie bloat checker evaluates total cookie size and header payload impact. Large cookies increase HTTP request size and can slow down page load performance.
Why Cookie Size Matters
- Every request includes cookies in the header
- Large cookies increase bandwidth usage
- Browsers enforce per-domain size limits
- Excessive cookies can degrade performance
Common Use Cases
- Performance optimization audits
- Debugging slow request headers
- Reducing tracking cookie payload
- Improving Core Web Vitals indirectly
Privacy
All analysis runs locally in your browser. No cookie data is uploaded or stored.