Apps similar to File Converter include HandBrake, which is free and open source. Other options are FFmpeg, ImageMagick, Shutter Encoder and Video Compression. There's no shortage of Video Converters like File Converter, with more than 100 alternatives for Windows, Mac, the web, Linux and self-hosting.
Transmute is a free, open-source, self-hosted file converter. Convert images, video, audio, data, and documents on your own hardware with no file size limits, no watermarks, and full privacy.
United States
FLINT is a privacy-first, in-browser file toolkit with a multi-format converter (100+ formats), PDF organizer, file metadata cleaner, and subtitle fixer—no uploads, no logins, no tracking, and no file size limits.
Convertify is your ultimate free & offline file converter suite for Windows. Convert images (inc. AI upscale), video, audio, docs, archives & eBooks (180+ formats) privately on your PC.
United States
Right-click to convert & save WebP, AVIF, and JPG images as PNG instantly. Private, offline, and secure.
Hungary
EU
A fast and secure online toolkit offering 50+ free converters and generators with strict privacy protection — no tracking, no data storage, and all processing done instantly in your browser.
A 100% offline, local-first media suite: Formatif Pro offers 59 tools for instant video, audio, and batch image manipulation without cloud queues or browser crashes. Formatif AI handles local neural upscaling. One-time purchase, zero subscriptions.
Lebanon
A fast, privacy-focused online file converter for PDF, Video, Audio, and Image formats (HEIC, WebP, AVIF) with no installation required.
United States
PrivAudio is a privacy-first audio converter that runs entirely in your web browser. Unlike traditional online converters that upload your files to remote servers, PrivAudio processes everything locally on your device using WebAssembly.
SpainEU
TheFileConverter.app - A fast, browser-based file conversion tool that converts documents, images, audio, and video files between formats without uploading files to servers, ensuring complete privacy and security.
It packs five everyday media tools: video downloader, audio extractor, bulk downloader, background remover, and transcriber into a single Windows tray icon that runs entirely on your machine with no account, no cloud, and no subscription.
United States
A free, open-source online file converter and compressor for images, documents, audio and video — privacy-first, no account required, and fully self-hostable.
GermanyEU
