Online MP4 to FLAC Converter

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What is an MP4 File?

MP4, short for MPEG-4 Part 14, is a digital multimedia container format commonly used to store video and audio, but it can also be used to store other data such as subtitles and still images.

Key Advantages of MP4 Files:

Compatibility: MP4 is widely supported by various devices and platforms, making it a versatile choice for video playback.

Compression: MP4 provides high compression rates without significant loss of quality, making it suitable for streaming and storage.

Streaming: MP4 files are commonly used for streaming video content over the internet.

Limitations of MP4 Files:

File Size: High-quality MP4 videos can result in large file sizes, which may require more storage space.

Editing Complexity: Editing MP4 files can be more complex compared to some other formats due to its compression techniques.


MP4 is a versatile and widely supported format, making it an excellent choice for storing and streaming video content across different platforms and devices.

What is a FLAC File?

FLAC, standing for Free Lossless Audio Codec, is an open-source audio format that offers lossless compression of digital audio. It aims to provide high-quality audio with reduced file sizes compared to uncompressed formats.

Key Advantages of FLAC Files:

Lossless Compression: FLAC files retain the full quality of the original audio source, making them indistinguishable from the source material.

High Fidelity: Suitable for audiophiles and professionals due to its ability to preserve nuances and details in music and audio recordings.

Metadata Support: FLAC supports embedding extensive metadata, enhancing organizational capabilities for music libraries.

Limitations of FLAC Files:

File Size: Although smaller than uncompressed formats like WAV, FLAC files are still larger than lossy formats like MP3, which may affect storage and distribution.

Hardware and Software Support: While FLAC is widely supported, compatibility might be limited on some older or less common devices.


FLAC is favored by audio enthusiasts and professionals seeking uncompromised audio quality and efficient compression, suitable for archiving and high-fidelity playback.

How to Convert MP4 to FLAC?

Step 1: Upload Your Video File

Select your MP4 video file by dragging it into the upload area or by clicking 'Browse' to locate it on your device.

Step 2: Adjust Output Parameters

Configure the settings for your FLAC audio file, like bitrate, sample rate, and other preferences.

Step 3: Convert Your Video

Click on the 'Convert' button to initiate the conversion process from MP4 video to FLAC audio format.

Step 4: Download Your Audio

Once the conversion is complete, click on the 'Download' button to save your new FLAC audio file to your device.

Step 5: Convert More Files

To convert more MP4 video files to FLAC, click on the 'Convert Another' button and repeat the steps.

MP4 to FLAC Conversion FAQs

What happens when I convert MP4 to FLAC?

Enjoy fast and accurate MP4 to FLAC conversions. Upload your MP4 file, and our tool will handle the conversion process, providing you with a FLAC file.

Is it simple to upload MP4 files for conversion?

Drag MP4 files into the upload area or use 'Browse' to select. The upload process is intuitive, and you can easily add your MP4 files for conversion to FLAC.

What are the steps to download the FLAC file after conversion?

Your FLAC file can be downloaded by clicking Download. The download link will be provided after the conversion process is finished, enabling you to save the FLAC file.

Is there a limit to the number of MP4 files I can convert to FLAC?

You can batch convert MP4 files to FLAC without any issues. The tool supports multiple uploads, enabling you to convert several MP4 files to FLAC at once.

How can I convert another MP4 file to FLAC?

To initiate a new conversion, select 'Convert Another' or upload a file. This feature allows you to start another MP4 to FLAC conversion seamlessly.

How secure is the MP4 to FLAC conversion process?

Yes, the conversion process is secure and happens entirely on the client side. This means your MP4 files are processed locally, maintaining the highest level of security.

How good is the quality of the converted FLAC files?

We ensure top-notch quality for all converted FLAC files. The conversion process is designed to preserve the original quality of your MP4 files in the FLAC format.

What is the maximum size for MP4 files?

Files larger than 25MB cannot be converted. This size limit ensures that the conversion process is quick and efficient, providing you with a FLAC file quickly.

How long does the conversion from MP4 to FLAC take?

Typically, conversion is fast, influenced by file size and connection speed. Our tool is designed to provide quick conversions, ensuring you get your FLAC file without any delays.

How can I resolve problems with MP4 to FLAC conversion?

Need assistance? Use the 'Contact Us' page to reach our support team. We are here to help you with any issues or questions about the MP4 to FLAC conversion process.