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Conversor MP4

Free online MP4 Converter. Convert MP4 files to and from popular formats — fast, private, no signup.

Drop MP4 files here
ou clique em qualquer lugar desta caixa para escolher os arquivos

Tamanho máximo do arquivo 10 MB. Inscreva-se para mais.

Como converter arquivos MP4 online – grátis e instantâneo

Converta vídeo MP4 para qualquer formato preservando a resolução, a taxa de quadros e a sincronização de áudio.

Upload Your MP4 Video

Drag and drop MP4 files recorded on phones, cameras, or downloaded from the web. H.264 and H.265 encoded MP4 containers are both fully supported, along with embedded audio tracks and subtitles.

Selecione seu formato de destino

Choose MOV for Apple and Final Cut Pro editing, MKV for multi-track audio and subtitle support, WebM for royalty-free HTML5 web embedding, or AVI for legacy software compatibility. Audio codec is re-encoded to match the target container.

Download Your Converted Video

Download the converted video ready for your target platform. Resolution, frame rate, and aspect ratio are maintained. Files are deleted from our servers within 24 hours.

Video Format Comparison

Choose the right output format when converting MP4 video files.

Formato Compressão Tamanho do arquivo Compatibilidade Melhor para
MP4 H.264/H.265 Small–medium Universais Sharing, streaming, social media
MOV H.264/ProRes Medium–large Apple, Quick Time Mac editing, iPhone recordings
MKV Multiple codecs Large PC, media players Arquivamento e legendas de alta qualidade
WebM VP8/VP9 Small Navegadores da web Web embedding, HTML5 video
AVI Various Large Windows, legacy devices Legacy compatibility, editing

Why Convert MP4 Videos?

Edit in Professional NLEs

O Final Cut Pro funciona melhor com MOV/ProRes, e alguns NLEs preferem codecs nativos. Converta MP4 em MOV para edição perfeita da linha do tempo em fluxos de trabalho da Apple ou em AVI para software de edição legado.

Multi-Track Audio and Subtitles

MP4 tem suporte limitado para múltiplas faixas de áudio e fluxos de legendas. Converta para MKV para incorporar faixas de áudio em vários idiomas, legendas forçadas e marcadores de capítulo em um único arquivo.

Royalty-Free Web Embedding

H.264 in MP4 carries licensing considerations for commercial use. Convert MP4 to WebM (VP9 or AV1) for a completely royalty-free, open-source format that plays natively in HTML5 browsers.

Extract Audio Only

Pull the audio track from any MP4 video by converting to MP3, AAC, or WAV. Ideal for extracting music, dialogue, podcast audio, or voiceovers without installing video editing software.

Reduce File Size Further

Older MP4 files encoded with H.264 can be re-encoded with H.265 for 30-50% smaller files at the same quality. Convert to WebM with AV1 for the best compression ratio available today.

Nenhum software necessário

Converta vídeo MP4 diretamente no seu navegador – sem aplicativos de desktop, sem plug-ins. Arquivos de até 10 MB são sempre gratuitos e todos os vídeos são excluídos de nossos servidores em até 24 horas.

About the MP4 Format

MP4 (MPEG-4 Part 14) is an ISO standard multimedia container format based on Apple's QuickTime file structure. It is the most widely supported video format in the world — capable of playing on virtually every device, browser, and platform without additional software. MP4 files typically contain H.264 or H.265 video streams paired with AAC audio, though the container can hold a variety of codec combinations.

MP4 is the default choice for video distribution across the web, social media, streaming platforms, and mobile devices. Its combination of broad compatibility, efficient compression, and reasonable quality makes it suitable for everything from casual smartphone recordings to professional video delivery. The main limitations of MP4 are its relatively basic subtitle support compared to MKV, and the fact that some advanced codec configurations may not be universally playable on older devices.

Related Guides for MP4 Converter

Read format guides, compatibility fixes, and practical workflows related to MP4 Converter.