Image Upscaler

Pure client-side 2x / 4x super-resolution reconstruction, clarity enhancement and smart noise reduction, 0 data upload

Drop an image here or click to upload

Supports PNG, JPG, WebP, HEIC, BMP formats

Upscale Settings

Continue With

Continue your workflow with these related next steps
Image Compressor

Drop multiple images ➔ Adjust compression quality & format ➔ Shrink MB size and download as ZIP

Image Editor

Upload image ➔ Crop, rotate, apply color presets/filters, and annotate with markup tools

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Pure Client-Side Local Memory Processing · Zero Data Upload

Usage Guide

  • 拖入或选择需要无损放大的图片 (支持 PNG, JPG, WebP 等)
  • 配置放大倍率 (2x / 4x) 及边缘锐化与降噪开关
  • 点击“开始本地超分重构”，处理完成后一键导出高清大图

Security & Privacy Guarantee

  • 100% 纯本地计算，图片隐私绝不上传任何服务器
  • 针对超大图像自动开启 Tile 切片渲染
  • 输出格式保持与原图格式兼容或导出高清 PNG

Frequently Asked Questions

Q: 图片无损放大是如何在浏览器本地完成的？
A: 基于纯端侧 Canvas 与内存 Tile 切片渲染引擎，所有像素插值、边缘拉普拉斯锐化与降噪计算均在您的设备中完成，零数据上传。
Q: 超大图无损放大是否会导致浏览器卡顿或崩溢？
A: MoxiKit 采用了内置的 Tile 智能分块切片算法，自动将超大图片拆解为小图块逐块渲染，有效控制显存与内存开销。