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Image compressor: customize dimensions and quality to compress JPG, PNG and WebP keeping transparency for design, with one-click copy and offline.

Cách sử dụng

Pick an image up to 50MB, set max width/height, quality and format; preview and download the result.

Overview

Image Compressor & Resizer is a image tool that Image compressor: customize dimensions and quality to compress JPG, PNG and WebP keeping transparency for design, with one-click copy and offline. It runs 100% in your browser with no upload, so you get instant results with privacy. Whether you need a quick answer or batch processing with precise control, you can enter, validate and export in seconds. The UI is responsive on mobile, tablet and desktop and supports one-click copy.

Use cases

  • Crop/compress for social
  • Batch convert PNG/JPG/WebP
  • Check DPI and color mode for print
  • Generate placeholders and watermarks
  • Use it to cross-check “图片压缩、image compressor” in reports, docs or APIs to avoid manual conversion errors

How to use

  1. 1 Drop images
  2. 2 Adjust size/quality/format
  3. 3 Compare before/after
  4. 4 Download or copy link

Highlights

  • Local & private: processing stays in your browser
  • Live validation with tolerant parsing
  • One-click copy and export for docs, code or sheets
  • Batch and offline support under poor network

Notes

  • Quality 70-85 balances size and fidelity
  • Process large images in batches
  • JPG drops alpha

FAQ

Batch?
Yes, multi-select or folder drop.
Uploaded?
No, processing is local.
How is Image Compressor & Resizer different?
It runs locally with a focus on speed and privacy, plus tolerant parsing for “图片压缩、image compressor” and one-click copy for reuse.
Can I use results in official reports?
Use it as a working draft and cross-check with authoritative sources; keep the exported log and parameters for traceability.
Tip：Tip: Bookmark this page or pin the tab; find related tools via categories and search (convert → calculate → export).
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All calculations run locally in your browser; nothing is uploaded.