# PDF Compressor - Compress PDF > Compress PDFs free & offline. Up to 70% smaller. No upload, no watermark. Canonical page: [https://chrome-stats.com/d/com.chenyu.pdfcompressor](https://chrome-stats.com/d/com.chenyu.pdfcompressor) ## Overview - **ID:** `com.chenyu.pdfcompressor` - **Platform:** Android - **Type:** Android app - **Status:** Available - **Publisher:** YU CHEN - **Category:** TOOLS - **Downloads:** 126 - **Version:** 1.0.9 - **Last updated:** 2026-08-28 - **First published:** 2026-08-20 - **Publisher country:** CN - **Size:** 33 MB - **Data as of:** 2026-09-13 - **Store listing:** [Google Play Store](https://play.google.com/store/apps/details?id=com.chenyu.pdfcompressor) - **Website:** [https://pdf-compressor-tool-1b593.web.app](https://pdf-compressor-tool-1b593.web.app/) - **Privacy policy:** [https://pdf-compressor-tool-1b593.web.app/privacy.html](https://pdf-compressor-tool-1b593.web.app/privacy.html) ## Description 📄 Compress PDF files instantly — reduce file size by up to 70% without losing readability. 100% offline processing, absolutely free.

🔒 Your files NEVER leave your device. No cloud upload, no account registration, no watermark. Complete privacy guaranteed — unlike online tools that require uploading sensitive documents to unknown servers.

⚡ Batch compress multiple PDFs at once. Choose from 4 compression levels: Maximum (smallest size), Balanced (recommended), Minimum (best quality), or Custom (fine-tune with slider).

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WHY PDF COMPRESSOR?
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✅ FREE TO START — Core compression is completely free with no watermarks. Unlock advanced quality and batch mode by watching short videos — no paid subscription required.

✅ 100% OFFLINE — Works anywhere, anytime. On a plane, in the subway, or with poor signal — your PDFs get compressed instantly on your device. No waiting for uploads.

✅ PRIVACY FIRST — Your documents contain sensitive information. We never upload, store, or access your files. All processing stays on your phone.

✅ LIGHTWEIGHT — Small app size, won't bloat your phone. Focused on one thing: compressing PDFs. No unnecessary features.

✅ BATCH MODE — Compress multiple PDFs at once. See individual results for each file. Save time when dealing with many documents.

✅ 4 COMPRESSION LEVELS — Maximum for smallest file size, Balanced for everyday use, Minimum for best quality, Custom to fine-tune with precision.

✅ ADVANCED FEATURES — Unlock high-quality compression and batch mode by watching a short video. No daily limit — watch anytime.

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PERFECT FOR:
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• Invoices & receipts — reduce size for email
• Contracts & forms — meet file size limits
• Books & scans — free up phone storage
• Academic papers — submit to online platforms
• Already compressed files — squeeze even more space

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COMMON QUESTIONS
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❓ Works offline? → Yes. 100% local processing. No internet needed.
❓ Will quality suffer? → Use Minimum for near-original quality, Balanced for daily use, Maximum for extreme compression.
❓ Is it really free? → Yes. Core compression is free. Watch short videos to unlock advanced modes and extra batch compressions — watch anytime.
❓ Batch compress? → Yes, compress as many files as you need at once.
❓ Watermarks? → Never. Your files stay clean.

Start compressing now — it's fast, free, and private. ## Rankings - #1,891,784 — Overall ## Permissions and access ### Permissions - `android.permission.ACCESS_ADSERVICES_AD_ID` - `android.permission.ACCESS_ADSERVICES_ATTRIBUTION` - `android.permission.ACCESS_ADSERVICES_TOPICS` - `android.permission.ACCESS_NETWORK_STATE` - `android.permission.FOREGROUND_SERVICE` - `android.permission.INTERNET` - `android.permission.POST_NOTIFICATIONS` - `android.permission.WAKE_LOCK` - `com.android.vending.BILLING` - `com.android.vending.CHECK_LICENSE` - `com.chenyu.pdfcompressor.DYNAMIC_RECEIVER_NOT_EXPORTED_PERMISSION` - `com.google.android.finsky.permission.BIND_GET_INSTALL_REFERRER_SERVICE` - `com.google.android.gms.permission.AD_ID` ## Similar extensions and apps - [PDF Compressor](https://chrome-stats.com/d/com.doc.compressdocument) — 319 users - [Compress PDF - PDF Compressor](https://chrome-stats.com/d/com.pdf.compressor.compress.file.pdf.compresspdf) — 3,834 users - [PDF Compressor Pro - Offline](https://chrome-stats.com/d/com.redwhiteapps.pdfcompressorpro) — 41 users - [PDF Compressor No Watermark](https://chrome-stats.com/d/com.mpapps.pdf_compressor_offline) — 107 users - [PDF Compressor : Resizer & Zip](https://chrome-stats.com/d/com.convertly.pdfcompressor) — 27,320 users - [Reduce PDF Size – Compress PDF](https://chrome-stats.com/d/com.increase.reducepdfsize) — 256 users - [Compress It! PDF Compressor](https://chrome-stats.com/d/com.digiset.compressit) — 60,939 users, 4.60 / 5 - [PDF Compressor](https://chrome-stats.com/d/com.studybridgeapps.pdfcompressor) — 3 users - [PDF Compressor App Offline](https://chrome-stats.com/d/com.solidcraftlabs.pdfcompressor) — 1,433 users - [Quick PDF Compressor](https://chrome-stats.com/d/com.quick_pdf_compressor) - [PDF Compressor - Reduce File](https://chrome-stats.com/d/com.aloneaarrow.myapplication) — 626 users - [PDF Compressor - Toolszu](https://chrome-stats.com/d/com.pdfcompressor.android) — 122 users --- Source: [Chrome-Stats](https://chrome-stats.com/d/com.chenyu.pdfcompressor)