Convert tools — 12 free, in your browser
Universal file conversion across hundreds of format pairs — drop any file and it detects the right path automatically.
Most popular
All convert tools
Extract Archive
Open ZIP, 7z, RAR, TAR, GZ, ISO and more — list the contents and pull files out, on your device.
Create ZIP
Drop a pile of files and bundle them into one ZIP — instantly, on your device.
3D Model Converter
Convert OBJ, STL, FBX, DAE, PLY and 40+ formats to glTF/GLB for the web — on your device.
Spreadsheet Converter
Convert Excel, ODS and CSV between each other — and to HTML or JSON, on your device.
Document Converter
Word (.docx, .doc) and OpenDocument (.odt) → PDF, web page, or plain text — on your device.
EPUB Converter
Turn an EPUB into a PDF, web page, or plain text — read it anywhere, on your device.
CAD to Mesh
Convert STEP, IGES and BREP CAD files to STL or OBJ — ready for 3D printing or the web.
Slides Converter
Pull the text out of PowerPoint (.pptx/.ppt) and OpenDocument (.odp) decks → PDF, HTML or text.
Sheets Studio
A full spreadsheet in your browser — edit cells, write formulas (SUM, AVERAGE, IF…), and import/export XLSX & CSV. Nothing uploaded.
Docs Studio
Write and format documents in your browser — headings, lists, links and styles. Open .docx and export PDF, DOCX or HTML. Private by design.
Slides Studio
Build a presentation in your browser — themed slides with titles and content, then export the whole deck to PDF or each slide to PNG. On-device.
What people do with the convert tools
- ·Convert across image formats preserving color profiles
- ·Convert audio with bit-perfect quality where possible
- ·Convert video containers and codecs via ffmpeg.wasm
- ·Convert documents preserving formatting
- ·Detect format from magic bytes, not extensions
Why Xonvert Convert
Compared with CloudConvert, Online-Convert.com, Xonvert's convert tools trade install, license, and account for a URL. Free, private, fast, and offline-capable once loaded. The depth a desktop tool offers, with none of the friction.
Frequently asked questions
Are the Xonvert Convert tools free?+
Yes — every tool is free. No signup, no credit card, no trial limits. Pro removes the small export watermark on free tools and lifts daily quotas on the heaviest operations.
Do my files leave my device?+
No. The Convert tools run entirely in your browser. Your files are processed locally and never reach our servers.
Do they work offline?+
Yes — once a tool page is loaded, the browser caches its code and the tool keeps working without internet.
Do they work on mobile?+
Yes. Every convert tool works in modern mobile browsers on Android and iOS without an app install.
Can I use these for commercial work?+
Yes, with no licensing fees. We don't claim rights to anything you produce.