免费在线PDF和图像工具

Q: Is PdfMetric free to use?

Yes, all tools on PdfMetric are completely free to use. No registration or credit card required.

Q: Are my files secure?

Yes, your files are processed securely. Most tools run directly in your browser, meaning your files never leave your device. For server-side processing, files are automatically deleted after processing.

Q: What file formats are supported?

PdfMetric supports PDF, Word (DOC, DOCX), Excel (XLS, XLSX), PowerPoint (PPT, PPTX), images (JPG, PNG, WebP, GIF), and many more formats.

Q: Is there a file size limit?

Most tools support files up to 100MB. Some tools may have different limits depending on the complexity of the operation.

轻松编辑、转换和优化您的PDF和图像文件

Popular Tools

拆分PDF

合并PDF

旋转PDF

压缩PDF

保护PDF

解锁PDF

Word转PDF

PDF转Word

JPG转PDF

PDF转JPG

移除背景

压缩图像

PDF工具

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合并PDF

将多个PDF文件合并为一个文档

拆分PDF

将PDF文件拆分为多个文档

PDF Delete Pages

Remove content from files

PDF Reorder Pages

Reorder and rearrange pages

旋转PDF

旋转PDF页面

PDF Crop

Crop and trim content

压缩PDF

减小PDF文件大小

PDF Grayscale

Process your files with PDF Grayscale

15 more tools

PDF转换

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Word转PDF

将Word文件转换为PDF

PDF转Word

将PDF文件转换为Word

Excel To PDF

Convert EXCEL files to PDF format

PDF To Excel

Convert PDF files to EXCEL format

PPT To PDF

Convert PPT files to PDF format

PDF To PPT

Convert PDF files to PPT format

JPG转PDF

将JPG图像转换为PDF

PNG To PDF

Convert PNG files to PDF format

12 more tools

图像工具

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移除背景

自动从图像中移除背景

Image Blur Background

Process your files with Image Blur Background

Image Change Background

Process your files with Image Change Background

调整图像大小

更改图像的大小

压缩图像

减小图像文件大小

Image Convert

Convert between different formats

Image Crop

Crop and trim content

Image Rotate

Rotate pages or images

7 more tools

文件工具

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File Compress

Reduce file size while maintaining quality

ZIP Create

Process your files with ZIP Create

ZIP Extract

Extract content from files

RAR Extract

Extract content from files

7z Extract

Extract content from files

File Hash

Process your files with File Hash

Md5 Hash

Process your files with Md5 Hash

Sha256 Hash

Process your files with Sha256 Hash

3 more tools

OCR工具

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OCR提取文本

从扫描的PDF中提取文本

OCR To Word

Process your files with OCR To Word

OCR To Excel

Process your files with OCR To Excel

OCR Language Detect

Process your files with OCR Language Detect

OCR Table Detect

Process your files with OCR Table Detect

OCR Handwriting

Process your files with OCR Handwriting

OCR Scan Cleanup

Process your files with OCR Scan Cleanup

打印工具

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PDF Print Ready

Process your files with PDF Print Ready

PDF CMYK

Process your files with PDF CMYK

PDF RGB

Process your files with PDF RGB

PDF Bleed

Process your files with PDF Bleed

PDF Trim Box

Process your files with PDF Trim Box

PDF Page Size

Process your files with PDF Page Size

PDF A4 To A3

Process your files with PDF A4 To A3

PDF Booklet

Process your files with PDF Booklet

1 more tools

安全工具

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PDF Redact

Process your files with PDF Redact

PDF Remove Personal

Remove content from files

PDF Mask Numbers

Process your files with PDF Mask Numbers

PDF Mask Email

Process your files with PDF Mask Email

PDF Disable Copy

Process your files with PDF Disable Copy

PDF Disable Print

Process your files with PDF Disable Print

高级工具

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PDF Compare

Process your files with PDF Compare

PDF Analyze

Process your files with PDF Analyze

PDF Font Check

Process your files with PDF Font Check

PDF Standard Check

Process your files with PDF Standard Check

PDF To Pdfa

Convert PDF files to PDFA format

PDF To Pdfx

Convert PDF files to PDFX format

PDF QR Code

Process your files with PDF QR Code

PDF Serial Number

Process your files with PDF Serial Number

Why Choose PdfMetric?

Fast, secure, and easy to use

Fast Processing

Most tools run directly in your browser for instant results

100% Secure

Your files are processed locally and never stored on our servers

Free Forever

All tools are completely free with no registration required