Convert MP4 files online for free
The converter easily converts your MP4 file to various formats - free and online. No VLC media player or or other Video software needed.
The converter also works in reverse, so you can convert other "Multimedia Container" formats to MP4 without using software like VLC media player or a similar tool.
The .MP4 (MPEG-4 Part 14) file is the industry-standard digital multimedia container format defined by the ISO and MPEG groups. It is designed to store digital video and audio streams, often using H.264 or H.265 (HEVC) video compression and AAC audio.
While MP4 is universally supported, users often struggle due to its container nature: a file may have the .mp4 extension but contain a proprietary video stream (such as those from Hikvision security cameras) that standard players like QuickTime cannot decode. Additionally, high-quality MP4 files can be excessively large for email attachments or mobile messaging. To resolve playback errors or proprietary lock-in, users should convert problematic files to a standard H.264 MP4. For audio extraction, convert to MP3 or WAV. For web optimization, convert to WebM. Convert.guru allows you to resolve codec mismatches and size constraints instantly.
Use Convert.Guru to open and convert your MP4 file.
Users also converted VR, VLC, HEVC, VIDEO, AV1, HDR, DCP, AMV, MP5, DRM, MPEG4, H265 and SCR files.
If you want to convert MP4 file to VIDEO or JPG, you can use VLC media player or similar software from the "Digital Video Storage" category. In the File menu, look for Save As… or Export….
To convert RMVB or TS files to MP4, try VLC media player or another comparable tool in the "Digital Video Storage" category.
The history of Convert.Guru began over 25 years ago in California with Tom Simondi’s file-format database. A former contributor to Space Shuttle development and a software pioneer of the 1980s, Simondi established a trusted resource for file type analysis that was even referenced by Microsoft Windows XP. Today, we use modern technology to process and convert thousands of file formats while continually improving our MP4 converter.