Any file up to 500 MB. Drop several files and they come back as one ZIP. Many image, audio and video conversions run in your browser; anything else is uploaded and removed within the hour.
ConvertX.am converts WPS files to DOCX online, for free and without signing up. Upload a file of up to 500 MB and download the DOCX result; uploaded and converted files are deleted automatically within about an hour.
Convert WPS documents to Microsoft Word DOCX format instantly. This tool is essential for users who need to open Kingsoft Writer files in standard Microsoft Office environments without compatibility issues.
WPS is the proprietary word processing format created by Kingsoft Office, while DOCX is the XML-based standard format developed by Microsoft for Word. When converting WPS to DOCX, the underlying document structure is translated so that modern text editors can read and edit the file natively. The file size changes insignificantly during this process since both formats store text and formatting elements in a structured manner.
The conversion between WPS and DOCX is completely lossless, meaning your text formatting, tables, and images retain their original quality and placement.
We built this project so anyone can convert files without paywalls, accounts, or hidden limits. Here is what that promise means in practice.
Every converter on ConvertX is free to use: no trials, no premium tiers, and no credit packs. We will never put core conversion features behind a subscription. Whether you convert one photo or a hundred files a week, the price stays zero.
Many image, audio, and video conversions run entirely in your browser. Your files never leave your device for those jobs. When server processing is required for documents or specialized formats, uploads are handled securely and removed automatically — typically within one hour.
A quick guide to strengths and trade-offs of popular formats — so you pick the right one before converting.
Office files, PDFs, ebooks, and plain text.
Common extensions: PDF, DOCX, XLSX, PPTX, ODT, EPUB, TXT
Raster and vector graphics for web, print, and photography.
Common extensions: PNG, JPG, WebP, AVIF, GIF, SVG, HEIC, TIFF
Clips, streams, screen recordings, and movies.
Common extensions: MP4, WebM, MOV, MKV, AVI, MPEG
Music, podcasts, voice recordings, and sound effects.
Common extensions: MP3, WAV, FLAC, OGG, AAC, M4A, OPUS
