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PDF Compressor

Reduce PDF file size for court submission limits

Privacy-preserving: Files processed locally in your browser

Basic Compression

This tool provides basic PDF optimization by removing unused objects and metadata. For advanced compression (up to 70% reduction on image-heavy documents), try BundleCreator which uses advanced image recompression.

Compression Level

PDF compression — what to expect

Typical compression results and the court limits you need to clear.

StatValueSource
Typical compression range40–70% size reduction on image-heavy bundlesAdobe — PDF compression overview
HMCTS court email — typical attachment cap10–25 MB depending on the courtGOV.UK — HMCTS online services
OCR text layer — civil bundlesMust remain searchable for hearings of two hours or longerCPR Part 39 Practice Direction 32

Need deeper compression?

BundleCreator uses advanced Rust-based compression for up to 70% file size reduction on suitable documents while maintaining quality.