Resize GIF online for social media
Need a GIF in a different aspect ratio? trimmr lets you switch between square, portrait, and landscape presets quickly while keeping processing local to your device.
How to resize a GIF
- Choose a GIF, APNG, animated WebP, or video file.
- Select dimensions like 720 x 720, 720 x 1280, or 960 x 540.
- Preview and export in GIF, WebM, MP4, or animated WebP.
Best use cases
- Prepare portrait loops for stories and reels.
- Create square meme loops for feeds.
- Make landscape previews for embeds and landing pages.
FAQ
Can I resize video and GIF in one tool? Yes, trimmr supports short MP4/WebM and animated images.
Will my file be uploaded? No, edits stay in-browser on your machine.