Convert DOCX to ODT
Free, fast DOCX → ODT. No watermarks, no sign-up.
How to convert DOCX to ODT
1. Upload DOCX
Drop your DOCX file into the converter above.
2. Confirm ODT
Output is already set to ODT. Adjust only if you need to.
3. Download
Convert and download your ODT file instantly.
Format Details
DOCX
DOCX is the default file format for Microsoft Word documents since Office 2007, built on the Open XML standard developed by Microsoft and standardized by ISO. It stores document content, formatting, images, tables, and metadata in a compressed ZIP archive containing XML files. DOCX is the dominant word processing format worldwide, supported by Microsoft Word, Google Docs, LibreOffice, and virtually all modern office software.
documentODT
ODT (OpenDocument Text) is an open standard document format developed by OASIS for word processing, used as the native format by LibreOffice Writer and Apache OpenOffice Writer. It stores document content, styles, images, and metadata as XML in a ZIP archive, ensuring full transparency and long-term accessibility without vendor lock-in. ODT is also supported for import and export by Microsoft Word and Google Docs.
documentConverting DOCX to ODT: what actually changes
DOCX to ODT is one of the conversions this site performs, but the two formats are not interchangeable containers. Here is what the file keeps, what it loses, and how to get a result you can use.
What .DOCX and .ODT each hold
.DOCX is a document format built for reading, printing or circulating a document, storing text, layout, fonts and images. .ODT is a document format built for reading, printing or circulating a document, storing text, layout, fonts and images. Converting between them is a decision about which of those two jobs the result needs to do.
What changes in the conversion
Both files belong to the document category, so this is a like-for-like repackage: the same kind of content, stored in a different container. What changes is how .ODT encodes text, layout, fonts and images — not what the file is about.
When this conversion is the right one
Reach for .ODT when the software, device or platform you are sending to expects it — the content is the same document, only the packaging differs. The reverse direction works the same way, so you can always convert back from .ODT to .DOCX using the same tool.
Tips for a clean DOCX to ODT conversion
Start from the original file
Convert the .DOCX you started with, not an earlier .ODT output. Every extra round trip costs quality and can accumulate formatting drift.
Check the real type, not the extension
Application/vnd.openxmlformats-officedocument.wordprocessingml.document becomes application/vnd.oasis.opendocument.text. If a file was renamed rather than converted, it will fail to open — rename it back to its true extension before uploading and the conversion will recognise it.
Keep the output next to the original
Save the .ODT file alongside the source rather than replacing it. Having both means you can try a different target later without hunting down the original again.
Limits worth knowing
Uploads are capped per file (30 MB, or 100 MB for video) and processed temporarily — nothing is kept as a permanent copy. For huge document files, split or compress the source first.
Frequently Asked Questions
How do I convert DOCX to ODT?
Upload your DOCX file on Convertek, select ODT as the output format, then click Convert. Your ODT file will be ready to download instantly.
Is the DOCX to ODT converter free?
Yes. Converting DOCX to ODT on Convertek is completely free with no watermarks. Fair upload limits apply (typically 30 MB per file).
Is my file kept after conversion?
No. Files are processed temporarily and not stored permanently. Converted downloads are available only in your browser session.
What is the difference between DOCX and ODT?
DOCX and ODT are different file formats with distinct use cases. Converting between them lets you use your file in software or workflows that require the ODT format.