Tool capabilities
- Input
- GIF
- Output
- GIF
How to use GIF Resize
Resize an animated GIF to fit a target box while keeping its aspect ratio. This gif resize works directly in your browser and is free to use without an account.
- Choose local files in the formats shown. For multiple inputs, arrange them using the arrow buttons.
- Set the page range, frame timing, compression or sheet options shown for this tool, then run it.
- Review the output and download individual files or all results as a ZIP. Download before leaving the page.
GIF Resize · Example
Input
GIF: 800 × 400 px 400 × 400 px
Output
GIF: 400 × 200 px
Illustrative files and settings. Output depends on the files you select. Resize an animated GIF to fit a target box while keeping its aspect ratio.
Usage notes
Inputs and results are processed on this device. Tool content is not sent to a processing server.
Up to 100 frames and 20 million total frame pixels. Resize and reverse re-encode at most 256 colors per frame; speed changes only frame timing. Image-to-GIF uses the chosen opaque background. Playback starts only when requested.
Limits: 20 MiB per input, 50 MiB combined input, 80 MiB combined output and a cancellable 30-second job. PDF merge and image-to-PDF accept up to 10 inputs. Archives allow at most 200 entries, 20 MiB per expanded entry and 80 MiB total. GIF frames are limited to 2,048 pixels per side and 20 million combined pixels. Document XML is limited to 5 MiB; text output to 2 MiB; ODS to 5,000 rows, 50 columns and 100,000 cells.