Tool capabilities
Change GIF animation speed when a reaction loops too quickly or a tutorial needs more reading time. A larger speed multiplier shortens frame delays; a smaller multiplier slows playback.
- Input
- GIF
- Output
- GIF
How to use GIF Speed Changer
Change GIF frame delays without re-encoding image colors. This gif speed changer 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 Speed Changer · Example
Input
100 ms, 200 ms 2×
Output
50 ms, 100 ms
Illustrative files and settings. Output depends on the files you select. Change GIF frame delays without re-encoding image colors.
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.