All File Conversions

Browse 1,895+ file format conversions across 120 formats. Click any conversion to start converting for free — no registration, no watermarks, no limits.

ModConvert supports converting between 120 file formats spanning 11 categories: images, videos, audio, documents, spreadsheets, presentations, ebooks, archives, vector graphics, CAD files, and fonts. Every conversion runs directly in your browser or on our secure servers — your files are never stored and are deleted immediately after processing.

Whether you need to convert iPhone HEIC photos to JPG for Windows, extract audio from MP4 videos, transform PDFs into editable Word documents, or migrate your Kindle ebook library to EPUB for other e-readers, you'll find the right converter below. All conversions are completely free with no file size restrictions.

Image Conversions(573 conversions)

Convert between popular image formats including PNG, JPG, WebP, HEIC, SVG, AVIF, and more. Whether you need to reduce file sizes for web, add transparency support, or convert iPhone HEIC photos for Windows compatibility, our image converters handle it instantly in your browser.

Video Conversions(336 conversions)

Transform videos between MP4, WebM, AVI, MKV, MOV, and other formats. Extract audio tracks, convert for web streaming, or re-encode for device compatibility. All video processing happens server-side with FFmpeg for maximum quality.

Audio Conversions(272 conversions)

Convert audio files between MP3, WAV, FLAC, OGG, AAC, and more. Whether you need lossy compression for streaming, lossless quality for archiving, or universal compatibility for sharing, our audio converters deliver professional results.

Document Conversions(295 conversions)

Convert documents between PDF, DOCX, HTML, TXT, RTF, ODT, and other formats. Create editable documents from PDFs, generate web-ready HTML from Word files, or preserve formatting with PDF conversion.

Spreadsheet Conversions(48 conversions)

Transform spreadsheets between XLSX, XLS, CSV, ODS, and TSV formats. Maintain formulas, formatting, and data integrity when moving between Microsoft Excel, Google Sheets, and LibreOffice Calc.

Presentation Conversions(56 conversions)

Convert presentations between PPTX, PPT, ODP, and other formats. Ensure compatibility across Microsoft PowerPoint, Google Slides, and LibreOffice Impress while preserving animations and layouts.

Ebook Conversions(109 conversions)

Convert ebooks between EPUB, MOBI, AZW3, FB2, PDF, and 10+ other formats. Switch between Kindle, Apple Books, Kobo, and other reading ecosystems. Rescue ebooks from discontinued formats like LRF, PDB, and LIT.

Archive Conversions(53 conversions)

Convert between ZIP, TAR, RAR, 7Z, GZ, and other archive formats. Re-compress archives for better compatibility or smaller file sizes across Windows, macOS, and Linux systems.

Vector Conversions(40 conversions)

Convert vector graphics between SVG, EPS, AI, and other formats. Maintain scalable quality for logos, illustrations, and print-ready graphics across different design and publishing tools.

CAD Conversions(88 conversions)

Convert CAD files between DXF, DWG, STL, OBJ, FBX, STEP, and more. Enable cross-platform engineering collaboration, prepare models for 3D printing, or import designs into different CAD software.

Font Conversions(25 conversions)

Convert fonts between TTF, OTF, WOFF, WOFF2, and other formats. Optimize fonts for web use with WOFF2 compression, or convert web fonts back to desktop formats for design work.

Understanding File Formats & Conversion

How do online file converters work?

Online converters act as translation tools between different data schemas. Every file format specifies a unique blueprint for encoding binary data. For instance, a document file like DOCX uses zipped XML files to represent headings, text paragraphs, and styling attributes. A PDF, on the other hand, compiles text characters and graphic paths into exact fixed canvas coordinates.

Our platform interprets the incoming source format, extracts the underlying assets (text stream, image pixels, audio waves, or CAD vectors), and translates them into the target format's official specification.

Why choose ModConvert?

  • Local Browser Engine: Modern images, simple documents, and audio formats are decoded and encoded right on your machine via WebAssembly and AudioContext API. Your files never cross the network.
  • Encrypted VPS processing: For heavy jobs like videos or CAD formats, files are processed on secure Linux nodes, fully isolated from public access, and permanently deleted after 1 hour.
  • Completely Free & Unrestricted: We believe utility tools should be open and accessible. There are no conversion caps, no forced registration steps, and no watermarks embedded in your assets.