Convert MKV to AVI

MKV in, AVI out: free, no signup, and both files delete themselves within an hour.

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Converting MKV to AVI is free: drop your MKV above, hit convert, and download the AVI. Files delete themselves within an hour.

MKV to AVI is a genuine re-encode: AVI insists on its own codecs, so the pictures are rebuilt rather than re-boxed. Flippy re-encodes your MKV once, carefully: the honest way to turn it into an AVI built for opening old archives and humoring legacy Windows tools.

A classic MKV to AVI job: high-quality rips and multi-track archives, bound for legacy Windows tools that never learned newer containers.

Why flip MKV to AVI

MKV is the format that hoards: video, a dozen audio tracks and every subtitle, all in one box. It was born in 2002, the open-source Matroska project, and its real weak spot is playing on TVs, iPhones and editors that never learned to open the box.

AVI is the veteran of desktop video: dependable in 1995, cranky about everything invented since. Audio Video Interleave: an early container that predates streaming and most codecs you'd use today. That makes it the right destination when what you need is opening old archives and humoring legacy Windows tools.

How to convert MKV to AVI

1
Drop your MKV file into the flipper above, or click to browse for it.
2
Check the output format: AVI is already selected for you.
3
Hit Convert, give it a moment, then download your new AVI.

Best settings for MKV to AVI

Best settings for MKV to AVI: expect an MPEG-4 re-encode, because that is the codec old AVI players actually understand; compatibility beats codec vanity here. Flippy re-encodes your MKV once rather than stacking passes, which is the honest way to land in this container.

MKV vs AVI, side by side

	MKV	AVI
Born	2002, the open-source Matroska project	1992, Microsoft
Type	video · container	video · container
Best for	high-quality rips and archives with multiple audio and subtitle tracks	opening old archives and humoring legacy Windows tools
Weak spot	playing on TVs, iPhones and editors that never learned to open the box	modern life: no proper streaming, no subtitles, no love for modern codecs
Typical size	as big as whatever you put inside: movie files often run to several gigabytes	usually bulky: its era's codecs compress far less than H.264 or H.265
Plays on	VLC and desktop players love it; smart TVs, Apple devices and editors often don't.	Old Windows software and desktop players; phones and browsers mostly refuse.

Questions people ask

Will converting MKV to AVI lose quality?

Usually not: when the video codec is compatible, Flippy swaps the container without re-encoding, so quality is untouched. If a re-encode is needed, it happens once at matching quality.

Will the AVI file be bigger or smaller than my MKV?

Similar, unless a re-encode is involved: then it depends on the codec. AVI typically runs usually bulky: its era's codecs compress far less than H.264 or H.265.

Where will the AVI file play?

Old Windows software and desktop players; phones and browsers mostly refuse. That's the usual reason people leave MKV behind: AVI simply opens in more of the places that matter.

How long does MKV to AVI conversion take?

When it's a pure container swap it's nearly instant, since nothing is re-encoded. Full re-encodes take roughly as long as the video plays, often less.

More ways to handle these formats

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