Technical Format Matrix

Supported File Formats Directory

FreeFileConverter.site supports a wide spectrum of digital document, photo, vector, audio, video, and archive formats. All format parsing and re-encoding happen 100% locally in your web browser memory.

Documents & PDFs

Standard document formats processed in-browser via PDF-lib and WebAssembly canvas text extractors.

.PDF

Portable Document Format

application/pdf

.DOCX

Microsoft Word Document

application/vnd.openxmlformats-officedocument.wordprocessingml.document

.TXT

Plain Text File

text/plain

.EPUB

Electronic Publication

application/epub+zip

.MOBI

Mobipocket eBook

application/x-mobipocket-ebook

Images & Photography

Raster image formats rendered and re-encoded locally using HTML5 Canvas & WebCodecs APIs.

.JPG / JPEG

Joint Photographic Experts Group

image/jpeg

.PNG

Portable Network Graphics

image/png

.WEBP

Google Web Picture Format

image/webp

.HEIC / HEIF

Apple High Efficiency Image

image/heic

.GIF

Graphics Interchange Format

image/gif

.JFIF

JPEG File Interchange Format

image/jfif

.BMP

Bitmap Image File

image/bmp

.TIFF

Tagged Image File Format

image/tiff

Vector Graphics

Scalable vector paths converted to raster bitmaps or scalable vector definitions without pixel loss.

.SVG

Scalable Vector Graphics

image/svg+xml

.EPS

Encapsulated PostScript

application/postscript

Audio Streams

Digital audio waveforms decoded and re-encoded in client memory with Web Audio and WebAssembly.

.MP3

MPEG Audio Layer III

audio/mpeg

.WAV

Waveform Audio File Format

audio/wav

.AAC

Advanced Audio Coding

audio/aac

.OGG

Ogg Vorbis Audio

audio/ogg

.FLAC

Free Lossless Audio Codec

audio/flac

.M4A

MPEG-4 Audio Stream

audio/mp4

Video & Animation

Video containers parsed for audio extraction, frame capture, and web format conversion.

.MP4

MPEG-4 Part 14 Video

video/mp4

.WEBM

WebM Open Media Project

video/webm

.MOV

Apple QuickTime Movie

video/quicktime

.AVI

Audio Video Interleave

video/x-msvideo

Archives & Compression

Archive unzipping and compression powered by JSZip and in-memory tar-ball streams.

.ZIP

ZIP Compressed Package

application/zip

.TAR

Tape Archive Stream

application/x-tar

.GZ

Gzip Compressed File

application/gzip

.7Z

7-Zip Compressed Archive

application/x-7z-compressed

100% In-Browser Local Memory Processing

Why Local Conversion Matters

Unlike legacy cloud converters that force you to upload your files to remote servers, FreeFileConverter.site processes every format directly inside your device system RAM. Your data never crosses the network, guaranteeing total privacy and instant conversion speed.

Frequently Asked Questions About Supported Formats

Are all listed formats converted locally in my browser?

Yes, 100% of conversions on FreeFileConverter.site execute inside your local browser memory (RAM) via WebAssembly, HTML5 Canvas, and Web APIs. No files are uploaded to remote servers.

Are there any file size limits for supported formats?

Because conversions use your device’s system RAM, file size limits depend on your browser and available system memory. Most modern desktop browsers handle files up to 2 GB smoothly.

Do I need to install plugins or software to convert these formats?

No plugins, extensions, or software installations are required. FreeFileConverter.site runs natively in Chrome, Safari, Firefox, Edge, and mobile browsers.

FreeFileConverter Blog

Want to learn more about audio, video, and image codecs?

Read technical articles on container formats, compression ratios, and web performance on our official blog.

Visit Official Blog