Detect PDF layout bugs before your customers do.
Automatically compare generated PDFs, detect visual regressions, ignore dynamic regions, and integrate directly into your CI/CD pipeline.
Built for developers and QA teams
DiffPDF helps engineering teams verify invoices, reports, statements, contracts and generated PDFs automatically.
Visual Regression Detection
Detect any layout changes including tiny pixel shifts.
Ignore Dynamic Regions
Exclude timestamps, invoice numbers, QR codes and dynamic areas from comparisons.
CI/CD Friendly API
Integrate directly with GitHub Actions, GitLab CI or internal pipelines.
Diff Reports
Generate shareable visual reports with highlighted regression regions.
Secure Processing
API-key based authentication, isolated workers and automatic file expiration.
Fast Processing
Optimized PDF rendering pipeline designed for automated regression workflows.
Simple usage-based pricing
Pay for processed pages, not vague API calls.
Free
- ✓ 100 pages / month
- ✓ API access
- ✓ HTML reports
- ✓ Diff detection
- ✓ Ignore regions
Pro
- ✓ 1,000 pages / month
- ✓ CI/CD integration
- ✓ Webhooks
- ✓ Priority processing
Ship PDF changes with confidence.
Detect invoice regressions, layout shifts and rendering bugs automatically.
contact@pdfregression.com