Convert PPTX to XLSX — Free Online
Convert Microsoft PowerPoint to Microsoft Excel Spreadsheet format online. Modern Excel format. Free converter with no registration, no watermarks....
Drop files here or click to browse
Supports: PPTX files
Max: 100MB (free) · 2GB (Pro)
Secure Transfer
HTTPS encrypted uploads
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Files auto-deleted after processing
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Works Everywhere
Any browser, any device
How to Convert
Upload your .pptx file by dragging it into the upload area or clicking to browse.
Choose your output settings. The default settings work great for most files.
Click Convert and download your .xlsx file when it's ready.
About PPTX to XLSX Conversion
Microsoft PowerPoint documents need conversion to XLSX format for many professional scenarios. Whether you're sharing files across different software ecosystems, preparing documents for distribution, or ensuring long-term accessibility, our PPTX to XLSX converter maintains document integrity throughout the conversion process.
Why Convert PPTX to XLSX?
**Cross-Platform Access:** While PPTX works within specific ecosystems, XLSX transcends platform boundaries. Share your converted files with colleagues, friends, or clients regardless of their device preferences or operating system.
**Format Advantages:** Modern Excel format. These characteristics make XLSX particularly valuable for Spreadsheets, potentially improving on PPTX's capabilities for specific applications.
**File Size Optimization:** XLSX format often achieves efficient file sizes through optimized encoding. This matters for storage, sharing, and bandwidth-conscious applications.
Common Use Cases
- Convert PPTX documents for recipients without PPTX viewers
- Transform PPTX files for Spreadsheets
- Prepare PPTX content for archival in XLSX format
- Enable PPTX document editing in XLSX-based workflows
- Create printable XLSX versions from PPTX source files
How It Works
Our converter leverages LibreOffice document engine for precise PPTX to XLSX transformation. This professional-grade engine handles Office Open XML format for presentations input and produces office open xml format for spreadsheets output.
The conversion process decodes your PPTX content fully, then re-encodes using XLSX's optimal settings. This ensures formulas in the final file.
Processing happens on secure cloud infrastructure with automatic file deletion after conversion. Your document files never touch local storage.
Quality & Performance
High-quality encoding ensures the XLSX output is practically indistinguishable from your PPTX source under normal playback conditions.
Start converting your PPTX files to XLSX format now. Our free online converter delivers high-quality results with fast processing, secure handling, and no software installation required.