Convert between multiple document formats, completely free online tool
Drag and drop files here, or click the button below to select files
Welcome to our online document conversion tool! This is a completely free online service that requires no software installation. All operations are performed directly in your browser.
Note: This is a front-end demonstration version. Actual conversion functionality requires backend API support. In real applications, file conversion is typically done on the server side.
All file processing is done in a secure environment. Files are automatically deleted after conversion to protect your privacy
Efficient conversion algorithms quickly complete document format conversion, saving you time
Completely online tool, no need to download or install any software, use anytime, anywhere
Q: Will the converted document maintain the original formatting?
A: We strive to maintain the original document's format and layout, but some complex formatting may change during conversion. We recommend checking the document after conversion and making necessary adjustments.
Q: What is the maximum file size supported?
A: We support files up to 100MB. For larger files, we recommend compressing or splitting them before conversion.
Q: Are converted files stored on your servers?
A: No. Your files are only temporarily stored during the conversion process and are immediately deleted from our servers after completion to maximize your privacy protection.
Q: Is the conversion completely free?
A: Yes, our tool is completely free to use, no registration or subscription required.
Q: Do you support batch conversion?
A: Currently, we support single file conversion. For batch conversion, please process files individually.
For the best conversion results, please follow these recommendations:
Different document formats have their own advantages, disadvantages, and use cases:
PDF (Portable Document Format) - Best for sharing and printing, maintains format consistency, displays consistently across platforms, but difficult to edit.
Word (.docx) - Best for editing and collaboration, retains rich formatting options, easy to modify and comment.
Excel (.xlsx) - Designed for data processing and calculations, includes formulas, charts, and pivot tables.
PowerPoint (.pptx) - Designed for presentations, supports animations, transitions, and multimedia content.
Understanding the characteristics of different formats helps you choose the most appropriate conversion target and output format.