Remuxer

Remuxer

Enrich your media

9 ratings
5 reviews
Free
In-App Purchases

Details

Released
July 7, 2020
Updated
November 6, 2026

Features

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About

This app helps you play videos that aren't compatible with your device by changing their container to MP4 or MKV without losing quality. It can also convert videos using your device's hardware encoder and manage audio/subtitle tracks.

✓Lossless MP4/MKV remuxing
✓Hardware accelerated video conversion
✓Manage audio and subtitle tracks
✓Exclude unneeded tracks
✓Fix audio/subtitle sync
✓Export audio/subtitle tracks
✓Import metadata and artwork
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What's New in Remuxer

1.8.1

November 6, 2026

Fixes: - Exports no longer fail with "Not a directory" when the saved output location pointed to a file instead of a folder; such files are now saved to the Remuxer folder

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Subscriptions & In-App Purchases

$3.99

Remuxer Pro

Muxing without limitations

User reviews

Worked once

This app worked only once and now doesn’t load the video I am remuxing even though it appeared to let me select it. No errors. Just nothing. Waste of 4 dollars.

Would not process MKV

Doesn’t import video for processing

Started out well, increasingly buggy

I quite like this app for converting my MKVs to MP4 but over time it has started to bug out and just not load files in. I hope it gets fixed soon.

Easy to use and fast

This App does exactly what it promises to do, converting MKV to MP4 very fast, the price for the pro version is absolutely appropriate / reasonable.

The only thing missing for me is an option to choose the preferred quality of the audio conversion from dts to ac3 or ac3 to aac.

Remuxing and transcoding made simple

This is the easiest way of creating iOS-compatible mp4 files from sources like mkv and webm. Well-designed and reliable app!

FAQ

What is Remuxer?

Remuxer is a free app that allows you to change the container of your videos to MP4 or MKV without re-encoding, ensuring lossless quality. It also offers hardware-accelerated conversion for compatibility.

Does Remuxer have ads?

No, Remuxer does not contain advertisements. The app is free to download and use, with optional in-app purchases for additional features or content.

What video formats does Remuxer support?

Remuxer supports fast muxing of H.264, HEVC, and AV1 videos. It can convert videos to H.264 or HEVC and handle various audio and subtitle formats like SRT, ASS, VTT, AAC, AC3, and DTS.

Can Remuxer fix out-of-sync audio and subtitles?

Yes, Remuxer includes a sync correction feature for each audio and subtitle track, allowing you to fix issues where audio or subtitles are out of sync with the video.

How does Remuxer help reduce file size?

Remuxer allows you to exclude unneeded audio and subtitle tracks from your video files. You can also reorder the tracks you keep, which can contribute to reducing the overall file size.

What devices is Remuxer compatible with?

Remuxer is available for iPhone and iPad devices. It is rated for ages 4 and up, making it suitable for a wide range of users.

How often is Remuxer updated?

The latest version of Remuxer is 1.8.1, last updated on November 6, 2026. While this indicates a recent update, historical update frequency is not detailed in the provided data.

What is the user rating for Remuxer?

Remuxer has a user rating of 3.7 stars based on 9 ratings. This suggests a generally positive but mixed reception from its user base.