Limits
- Images — PNG, JPEG, or WebP, up to 10 MB; cropped to 9:16 in your browser.
- Video — MP4 or WebM (H.264/VP8/VP9). HEVC/H.265 is not accepted. Max 100 MB and 60 seconds.
- Polls — a question plus 2 to 4 answer options.
- Ads — image or video following the same rules, plus a target URL.
All media is processed in your browser before upload — there's no waiting for server transcoding. Images are cropped and compressed locally; videos upload directly with your chosen crop applied at display time.