Shrink your MP4 videos to fit Twitter/X's 512MB limit. No signup, no watermark, instant compression.
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Twitter/X has a file size limit of 512MB. If your MP4 video exceeds this limit, you need to compress it before uploading. VidCrush is optimized for Twitter/X — it applies the right codec, bitrate, and resolution settings automatically.
MP4 is the most compatible format and works perfectly with Twitter/X. VidCrush keeps your video in MP4/H.264 format for maximum compatibility.
For more about Twitter/X limits, see our Twitter/X compression guide. For other formats, check MP4 compressor.
Twitter/X allows video files up to 512MB. VidCrush compresses your MP4 to fit within this limit.
Yes! MP4 (H.264) is the recommended format for Twitter/X. VidCrush outputs MP4/H.264 for maximum compatibility.
VidCrush minimizes quality loss using smart bitrate allocation. For Twitter/X, we optimize the balance between file size and visual quality.