MP4 to FLAC converter
A fast, private way to change MP4 to FLAC. Drag, drop, download – your files never sit on our servers longer than they have to.
Convert MP4 to FLAC
Drop your files to try StandardsPDF. This tool is available in the full workspace.
Preserves bitrate and channels for clean playback
Handles long recordings and full albums in one job
Free to try with no account and no watermark
Batch several MP4 files in a single conversion
How it works
Convert MP4 to FLAC in 3 steps
Select the MP4 you want to convert
Start the conversion – most finish in seconds
Grab your new FLAC, ready to use
Private by default
Files are encrypted in transit and deleted within 60 minutes.
Fast
Most jobs finish in under 10 seconds. No queueing.
No signup on free tier
5 documents per day, no credit card required.
FAQ
Frequently asked questions
How do I convert MP4 to FLAC?+
Upload your MP4 file (or drag it onto the box above), wait a few seconds while StandardsPDF converts it in your browser, then download the FLAC. There is nothing to install and no account required.
Is converting MP4 to FLAC free?+
Yes. MP4 to FLAC conversion is free on the StandardsPDF free tier – no watermark, no signup, and no credit card. A Pro tier lifts the file-size and daily limits if you need more.
Will the FLAC keep the quality of my MP4?+
StandardsPDF aims for the highest fidelity the FLAC format allows, so your video comes through looking as close to the original as possible. Some format-specific details may adapt where FLAC works differently to MP4.
Can I choose the bitrate when converting MP4 to FLAC?+
On the free tier StandardsPDF picks a clean default bitrate for your FLAC; Pro lets you set the exact bitrate and sample rate for the MP4 to FLAC conversion.
Can I convert several MP4 files to FLAC at once?+
Yes – add multiple MP4 files and StandardsPDF processes them as a batch, returning a FLAC for each.
Can I convert MP4 to FLAC on my phone?+
Yes – the MP4 to FLAC converter is fully responsive and works in Safari, Chrome and other modern browsers on iOS, Android and iPadOS.
How long does a MP4 to FLAC conversion take?+
Most MP4 files convert to FLAC in a few seconds. Larger or higher-resolution files take a little longer, but there is never a queue on the free tier.
Is my MP4 file kept private during MP4 to FLAC conversion?+
Yes. Your MP4 is processed in an isolated worker, never shared, and permanently deleted from our servers within 60 minutes. Most MP4 to FLAC conversions happen right in your browser.