loopy.website tool
Drop MP4, MOV or WebM, trim the useful bit, then pick where it is going. Decoding and encoding stay in your browser.
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Slack silently rejects GIFs over 50 frames — most tools never tell you.
Discord made emoji display larger without raising the 256 KB file cap.
Discord rejects GIF stickers. The required animated format is APNG.
UNVERIFIED — 112 is the largest pixel dimension, not a 112 KB file limit.
GitHub renders MP4 inline; for the same clip it is often about 19× smaller than GIF.
UNVERIFIED — use the limits shown by your Teams tenant.
Outlook 2007–2016 renders only the first frame. Make frame one count.
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