Shrink your MP4 videos to fit Instagram's 4GB limit. No signup, no watermark, instant compression.
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Instagram has a file size limit of 4GB. If your MP4 video exceeds this limit, you need to compress it before uploading. VidCrush is optimized for Instagram — it applies the right codec, bitrate, and resolution settings automatically.
MP4 is the most compatible format and works perfectly with Instagram. VidCrush keeps your video in MP4/H.264 format for maximum compatibility.
For more about Instagram limits, see our Instagram compression guide. For other formats, check MP4 compressor.
Instagram allows video files up to 4GB. VidCrush compresses your MP4 to fit within this limit.
Yes! MP4 (H.264) is the recommended format for Instagram. VidCrush outputs MP4/H.264 for maximum compatibility.
VidCrush minimizes quality loss using smart bitrate allocation. For Instagram, we optimize the balance between file size and visual quality.