PowerPoint presentation
The legacy binary Microsoft PowerPoint presentation format.
Best for older slide decks and Office compatibility.
PPT to PPTX
Convert PPT files to PPTX online, set one output for the whole batch, and download each result directly.
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How to convert PPT to PPTX
The converter works through your browser and an isolated processing queue, with one batch output that you can override for individual files.
- 1Add your filesDrop up to 25 PPT files into the converter or choose them from your device.
- 2Choose the resultSet every compatible file to PPTX at once, then adjust individual rows if needed.
- 3Convert and downloadStart the batch and download finished files directly before guest files are removed after 1 hour.
PowerPoint presentation
The modern XML-based Microsoft PowerPoint presentation format.
Best for editable slide decks and presentations.
Browse by file type
Each category has its own converter, format list, and common routes.
Images
JPG, PNG, WebP, AVIF, GIF, TIFF, BMP, HEIC, ICO, SVG
Documents
DOC, DOCX, ODT, RTF, TXT, HTML, PDF
Spreadsheets
XLS, XLSX, ODS, CSV, PDF
Presentations
PPT, PPTX, ODP, PDF
PDF, DOCX, JPG, PNG, TXT
Audio
MP3, WAV, AAC, FLAC, OGG, M4A, Opus
Video
MP4, WebM, MOV, AVI, MKV, GIF, MP3
Archives
ZIP, TAR, TAR.GZ, 7Z
Ebooks
EPUB, MOBI, AZW3, PDF, TXT
Keep the useful ones.
Conversions remain temporary even when you are signed in, so save a result to your workspace when you want a stable URL and revision history.
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