PDF Compressor

Reduce PDF file size instantly. Preserve quality, choose compression level. 100% private – no upload.

📁

Click or drag & drop PDF here

Max size: 15MB · Works in your browser

Low (less compression) Medium High (smallest)

🔒 100% Private

Your PDF never leaves your browser. All compression happens locally using pdf‑lib.

⚡ Instant & Smart

Optimised re‑encoding reduces file size while keeping text and images readable.

📱 Mobile Ready

Works on any device. Compress PDFs directly from your phone.

📖 How to Compress a PDF

1️⃣ Upload a PDF file (max 15MB).
2️⃣ Choose compression level: Low (faster, less reduction), Medium (balanced), or High (smallest size).
3️⃣ Click "Compress PDF" – our tool re‑optimises the document.
4️⃣ Compare original vs compressed sizes and download the optimised file.
✅ Perfect for email attachments, document uploads, and reducing storage space.

✨ Why Use Our PDF Compressor?

Many online PDF compressors require uploading your files to a server – risking privacy. Toolslove's compressor works entirely in your browser using the industry‑standard pdf‑lib library. Your documents remain on your device, ensuring complete confidentiality. Choose from three compression levels to balance file size and quality.

🔗 More PDF & Document Tools

❓ Frequently Asked Questions

📄 How much can I reduce PDF size?

Reduction varies based on content. High compression can reduce size by 50–80% for image‑heavy PDFs.

🔒 Is my document sent to a server?

No. All processing is done locally in your browser using JavaScript. Your privacy is guaranteed.

🖨️ Will the quality be affected?

Low/medium compression preserves visual quality. High compression may reduce image quality for very large images.

✅ PDF compressed successfully!
📱 📘 𝕏 ✈️